From 9b349c16c79aa955f3834d575f9c94ef24da1576 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Wed, 10 Dec 2025 21:20:15 -0800 Subject: [PATCH 01/21] Fix resolver misport --- internal/module/resolver.go | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/internal/module/resolver.go b/internal/module/resolver.go index f5ae94746f..2114f3c564 100644 --- a/internal/module/resolver.go +++ b/internal/module/resolver.go @@ -985,7 +985,7 @@ func (r *resolutionState) loadModuleFromSpecificNodeModulesDirectory(ext extensi } if fromDirectory := r.loadNodeModuleFromDirectoryWorker(ext, candidate, !nodeModulesDirectoryExists, packageInfo); !fromDirectory.shouldContinueSearching() { - fromDirectory.packageId = r.getPackageId(packageDirectory, packageInfo) + fromDirectory.packageId = r.getPackageId(fromDirectory.path, packageInfo) return fromDirectory } } @@ -994,12 +994,12 @@ func (r *resolutionState) loadModuleFromSpecificNodeModulesDirectory(ext extensi loader := func(extensions extensions, candidate string, onlyRecordFailures bool) *resolved { if rest != "" || !r.esmMode { if fromFile := r.loadModuleFromFile(extensions, candidate, onlyRecordFailures); !fromFile.shouldContinueSearching() { - fromFile.packageId = r.getPackageId(packageDirectory, packageInfo) + fromFile.packageId = r.getPackageId(fromFile.path, packageInfo) return fromFile } } if fromDirectory := r.loadNodeModuleFromDirectoryWorker(extensions, candidate, onlyRecordFailures, packageInfo); !fromDirectory.shouldContinueSearching() { - fromDirectory.packageId = r.getPackageId(packageDirectory, packageInfo) + fromDirectory.packageId = r.getPackageId(fromDirectory.path, packageInfo) return fromDirectory } // !!! this is ported exactly, but checking for null seems wrong? @@ -1009,7 +1009,7 @@ func (r *resolutionState) loadModuleFromSpecificNodeModulesDirectory(ext extensi // EsmMode disables index lookup in `loadNodeModuleFromDirectoryWorker` generally, however non-relative package resolutions still assume // a default `index.js` entrypoint if no `main` or `exports` are present if indexResult := r.loadModuleFromFile(extensions, tspath.CombinePaths(candidate, "index.js"), onlyRecordFailures); !indexResult.shouldContinueSearching() { - indexResult.packageId = r.getPackageId(packageDirectory, packageInfo) + indexResult.packageId = r.getPackageId(indexResult.path, packageInfo) return indexResult } } From dc9841e6e2df102911d590b9c7b0e005c85e5953 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Wed, 10 Dec 2025 21:22:14 -0800 Subject: [PATCH 02/21] Update baselines --- ...age_relativeImportWithinPackage.trace.json | 4 ++-- ...ativeImportWithinPackage_scoped.trace.json | 4 ++-- ...on_packageJson_yesAtPackageRoot.trace.json | 2 +- ...AtPackageRoot_fakeScopedPackage.trace.json | 2 +- ...ageRoot_mainFieldInSubDirectory.trace.json | 2 +- .../reactJsxReactResolvedNodeNext.trace.json | 2 +- ...esolvepackagejsonexports=false).trace.json | 2 +- .../typesVersions.ambientModules.trace.json | 2 +- .../typesVersions.multiFile.trace.json | 4 ++-- ...VersionsDeclarationEmit.ambient.trace.json | 2 +- ...rsionsDeclarationEmit.multiFile.trace.json | 4 ++-- ...it.multiFileBackReferenceToSelf.trace.json | 4 ++-- ...ultiFileBackReferenceToUnmapped.trace.json | 4 ++-- ...project-correctly-with-preserveSymlinks.js | 2 +- ...-file-from-referenced-project-correctly.js | 2 +- ...for-changes-to-package-json-main-fields.js | 2 +- ...t-correctly-with-cts-and-mts-extensions.js | 4 ++-- ...ibling-package-through-indirect-symlink.js | 4 ++-- ...er-symlinked-package-with-indirect-link.js | 12 +++++----- ...gh-source-and-another-symlinked-package.js | 8 +++---- .../tsc/moduleResolution/pnpm-style-layout.js | 24 +++++++++---------- 21 files changed, 48 insertions(+), 48 deletions(-) diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.trace.json b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.trace.json index dc6e3a92cf..8de27591a1 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.trace.json +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.trace.json @@ -11,7 +11,7 @@ File '/node_modules/foo/use.tsx' does not exist. File '/node_modules/foo/use.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/foo/use.d.ts', result '/node_modules/foo/use.d.ts'. -======== Module name 'foo/use' was successfully resolved to '/node_modules/foo/use.d.ts' with Package ID 'foo@1.2.3'. ======== +======== Module name 'foo/use' was successfully resolved to '/node_modules/foo/use.d.ts' with Package ID 'foo/use.d.ts@1.2.3'. ======== ======== Resolving module 'a' from '/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -58,4 +58,4 @@ File '/node_modules/a/node_modules/foo/index.tsx' does not exist. File '/node_modules/a/node_modules/foo/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/a/node_modules/foo/index.d.ts', result '/node_modules/a/node_modules/foo/index.d.ts'. -======== Module name 'foo' was successfully resolved to '/node_modules/a/node_modules/foo/index.d.ts' with Package ID 'foo@1.2.3'. ======== +======== Module name 'foo' was successfully resolved to '/node_modules/a/node_modules/foo/index.d.ts' with Package ID 'foo/index.d.ts@1.2.3'. ======== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.trace.json b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.trace.json index 9e9981afde..39f2d2b98b 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.trace.json +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.trace.json @@ -11,7 +11,7 @@ File '/node_modules/@foo/bar/use.tsx' does not exist. File '/node_modules/@foo/bar/use.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/@foo/bar/use.d.ts', result '/node_modules/@foo/bar/use.d.ts'. -======== Module name '@foo/bar/use' was successfully resolved to '/node_modules/@foo/bar/use.d.ts' with Package ID '@foo/bar@1.2.3'. ======== +======== Module name '@foo/bar/use' was successfully resolved to '/node_modules/@foo/bar/use.d.ts' with Package ID '@foo/bar/use.d.ts@1.2.3'. ======== ======== Resolving module 'a' from '/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -58,4 +58,4 @@ File '/node_modules/a/node_modules/@foo/bar/index.tsx' does not exist. File '/node_modules/a/node_modules/@foo/bar/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/a/node_modules/@foo/bar/index.d.ts', result '/node_modules/a/node_modules/@foo/bar/index.d.ts'. -======== Module name '@foo/bar' was successfully resolved to '/node_modules/a/node_modules/@foo/bar/index.d.ts' with Package ID '@foo/bar@1.2.3'. ======== +======== Module name '@foo/bar' was successfully resolved to '/node_modules/a/node_modules/@foo/bar/index.d.ts' with Package ID '@foo/bar/index.d.ts@1.2.3'. ======== diff --git a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot.trace.json b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot.trace.json index f47943dc9e..642813b1a2 100644 --- a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot.trace.json +++ b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot.trace.json @@ -25,4 +25,4 @@ File '/node_modules/foo/bar.jsx' does not exist. File '/node_modules/foo/bar/index.js' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/foo/bar/index.js', result '/node_modules/foo/bar/index.js'. -======== Module name 'foo/bar' was successfully resolved to '/node_modules/foo/bar/index.js' with Package ID 'foo@1.2.3'. ======== +======== Module name 'foo/bar' was successfully resolved to '/node_modules/foo/bar/index.js' with Package ID 'foo/bar/index.js@1.2.3'. ======== diff --git a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_fakeScopedPackage.trace.json b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_fakeScopedPackage.trace.json index 6dd76efa8d..c75b64190d 100644 --- a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_fakeScopedPackage.trace.json +++ b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_fakeScopedPackage.trace.json @@ -25,4 +25,4 @@ File '/node_modules/foo/@bar.jsx' does not exist. File '/node_modules/foo/@bar/index.js' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/foo/@bar/index.js', result '/node_modules/foo/@bar/index.js'. -======== Module name 'foo/@bar' was successfully resolved to '/node_modules/foo/@bar/index.js' with Package ID 'foo@1.2.3'. ======== +======== Module name 'foo/@bar' was successfully resolved to '/node_modules/foo/@bar/index.js' with Package ID 'foo/@bar/index.js@1.2.3'. ======== diff --git a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_mainFieldInSubDirectory.trace.json b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_mainFieldInSubDirectory.trace.json index eeba5d48f4..9ab3791dde 100644 --- a/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_mainFieldInSubDirectory.trace.json +++ b/testdata/baselines/reference/submodule/compiler/moduleResolution_packageJson_yesAtPackageRoot_mainFieldInSubDirectory.trace.json @@ -18,4 +18,4 @@ File '/node_modules/foo/src/index.tsx' does not exist. File '/node_modules/foo/src/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/foo/src/index.d.ts', result '/node_modules/foo/src/index.d.ts'. -======== Module name 'foo' was successfully resolved to '/node_modules/foo/src/index.d.ts' with Package ID 'foo@1.2.3'. ======== +======== Module name 'foo' was successfully resolved to '/node_modules/foo/src/index.d.ts' with Package ID 'foo/src/index.d.ts@1.2.3'. ======== diff --git a/testdata/baselines/reference/submodule/compiler/reactJsxReactResolvedNodeNext.trace.json b/testdata/baselines/reference/submodule/compiler/reactJsxReactResolvedNodeNext.trace.json index 590f425b3a..028a3d5f62 100644 --- a/testdata/baselines/reference/submodule/compiler/reactJsxReactResolvedNodeNext.trace.json +++ b/testdata/baselines/reference/submodule/compiler/reactJsxReactResolvedNodeNext.trace.json @@ -10,7 +10,7 @@ Found 'package.json' at '/.src/node_modules/@types/react/package.json'. File '/.src/node_modules/@types/react/jsx-runtime.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/@types/react/jsx-runtime.d.ts', result '/.src/node_modules/@types/react/jsx-runtime.d.ts'. -======== Module name 'react/jsx-runtime' was successfully resolved to '/.src/node_modules/@types/react/jsx-runtime.d.ts' with Package ID '@types/react@0.0.1'. ======== +======== Module name 'react/jsx-runtime' was successfully resolved to '/.src/node_modules/@types/react/jsx-runtime.d.ts' with Package ID '@types/react/jsx-runtime.d.ts@0.0.1'. ======== ======== Resolving module './' from '/.src/node_modules/@types/react/jsx-runtime.d.ts'. ======== Module resolution kind is not specified, using 'NodeNext'. Resolving in CJS mode with conditions 'require', 'types', 'node'. diff --git a/testdata/baselines/reference/submodule/conformance/customConditions(resolvepackagejsonexports=false).trace.json b/testdata/baselines/reference/submodule/conformance/customConditions(resolvepackagejsonexports=false).trace.json index 2f3ee4888b..96a621363a 100644 --- a/testdata/baselines/reference/submodule/conformance/customConditions(resolvepackagejsonexports=false).trace.json +++ b/testdata/baselines/reference/submodule/conformance/customConditions(resolvepackagejsonexports=false).trace.json @@ -18,4 +18,4 @@ File '/node_modules/lodash/index.tsx' does not exist. File '/node_modules/lodash/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/node_modules/lodash/index.d.ts', result '/node_modules/lodash/index.d.ts'. -======== Module name 'lodash' was successfully resolved to '/node_modules/lodash/index.d.ts' with Package ID 'lodash@1.0.0'. ======== +======== Module name 'lodash' was successfully resolved to '/node_modules/lodash/index.d.ts' with Package ID 'lodash/index.d.ts@1.0.0'. ======== diff --git a/testdata/baselines/reference/submodule/conformance/typesVersions.ambientModules.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersions.ambientModules.trace.json index 3880078ee4..3cd5db8e87 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersions.ambientModules.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersions.ambientModules.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. diff --git a/testdata/baselines/reference/submodule/conformance/typesVersions.multiFile.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersions.multiFile.trace.json index 27fef0f583..dd86ae732a 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersions.multiFile.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersions.multiFile.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -39,4 +39,4 @@ File '/.src/node_modules/ext/ts3.1/other.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/other.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/other.d.ts', result '/.src/node_modules/ext/ts3.1/other.d.ts'. -======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext/ts3.1/other.d.ts@1.0.0'. ======== diff --git a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.ambient.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.ambient.trace.json index 3880078ee4..3cd5db8e87 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.ambient.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.ambient.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. diff --git a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFile.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFile.trace.json index 27fef0f583..dd86ae732a 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFile.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFile.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -39,4 +39,4 @@ File '/.src/node_modules/ext/ts3.1/other.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/other.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/other.d.ts', result '/.src/node_modules/ext/ts3.1/other.d.ts'. -======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext/ts3.1/other.d.ts@1.0.0'. ======== diff --git a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json index e5390b7825..539fad4d83 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToSelf.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -39,7 +39,7 @@ File '/.src/node_modules/ext/ts3.1/other.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/other.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/other.d.ts', result '/.src/node_modules/ext/ts3.1/other.d.ts'. -======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/ts3.1/other.d.ts' with Package ID 'ext/ts3.1/other.d.ts@1.0.0'. ======== ======== Resolving module '../' from '/.src/node_modules/ext/ts3.1/index.d.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. diff --git a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json index 59839558cf..1147e4d6c5 100644 --- a/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json +++ b/testdata/baselines/reference/submodule/conformance/typesVersionsDeclarationEmit.multiFileBackReferenceToUnmapped.trace.json @@ -21,7 +21,7 @@ File '/.src/node_modules/ext/ts3.1/index.tsx' does not exist. File '/.src/node_modules/ext/ts3.1/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/ts3.1/index.d.ts', result '/.src/node_modules/ext/ts3.1/index.d.ts'. -======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext' was successfully resolved to '/.src/node_modules/ext/ts3.1/index.d.ts' with Package ID 'ext/ts3.1/index.d.ts@1.0.0'. ======== ======== Resolving module 'ext/other' from '/.src/main.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -37,7 +37,7 @@ File '/.src/node_modules/ext/other.tsx' does not exist. File '/.src/node_modules/ext/other.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/.src/node_modules/ext/other.d.ts', result '/.src/node_modules/ext/other.d.ts'. -======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/other.d.ts' with Package ID 'ext@1.0.0'. ======== +======== Module name 'ext/other' was successfully resolved to '/.src/node_modules/ext/other.d.ts' with Package ID 'ext/other.d.ts@1.0.0'. ======== ======== Resolving module '../other' from '/.src/node_modules/ext/ts3.1/index.d.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. diff --git a/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-preserveSymlinks.js b/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-preserveSymlinks.js index 45b4bc5898..034091b199 100644 --- a/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-preserveSymlinks.js +++ b/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-preserveSymlinks.js @@ -88,7 +88,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/index.ts' does n File '/user/username/projects/myproject/node_modules/pkg2/build/index.tsx' does not exist. File '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. -======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' with Package ID 'pkg2@1.0.0'. ======== +======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' with Package ID 'pkg2/build/index.d.ts@1.0.0'. ======== ======== Resolving module 'const' from '/user/username/projects/myproject/packages/pkg2/index.ts'. ======== Using compiler options of project reference redirect '/user/username/projects/myproject/packages/pkg2/tsconfig.json'. Module resolution kind is not specified, using 'Bundler'. diff --git a/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly.js b/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly.js index 3744082d9d..e121e2932d 100644 --- a/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly.js +++ b/testdata/baselines/reference/tsbuild/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly.js @@ -89,7 +89,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/index.tsx' does File '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts', result '/user/username/projects/myproject/packages/pkg2/build/index.d.ts'. -======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2@1.0.0'. ======== +======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2/build/index.d.ts@1.0.0'. ======== ======== Resolving module 'const' from '/user/username/projects/myproject/packages/pkg2/index.ts'. ======== Using compiler options of project reference redirect '/user/username/projects/myproject/packages/pkg2/tsconfig.json'. Module resolution kind is not specified, using 'Bundler'. diff --git a/testdata/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js b/testdata/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js index e9cdbb7c50..098eebd9bc 100644 --- a/testdata/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js +++ b/testdata/baselines/reference/tsbuildWatch/moduleResolution/build-mode-watches-for-changes-to-package-json-main-fields.js @@ -86,7 +86,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/index.tsx' does File '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts', result '/user/username/projects/myproject/packages/pkg2/build/index.d.ts'. -======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2@1.0.0'. ======== +======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2/build/index.d.ts@1.0.0'. ======== ======== Resolving module './const.js' from '/user/username/projects/myproject/packages/pkg2/index.ts'. ======== Using compiler options of project reference redirect '/user/username/projects/myproject/packages/pkg2/tsconfig.json'. Module resolution kind is not specified, using 'Bundler'. diff --git a/testdata/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js b/testdata/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js index 44005f7815..c9827a6f33 100644 --- a/testdata/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js +++ b/testdata/baselines/reference/tsbuildWatch/moduleResolution/resolves-specifier-in-output-declaration-file-from-referenced-project-correctly-with-cts-and-mts-extensions.js @@ -85,7 +85,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/index.tsx' does File '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/node_modules/pkg2/build/index.d.ts', result '/user/username/projects/myproject/packages/pkg2/build/index.d.ts'. -======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2@1.0.0'. ======== +======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.ts' with Package ID 'pkg2/build/index.d.ts@1.0.0'. ======== ======== Resolving module './const.cjs' from '/user/username/projects/myproject/packages/pkg2/index.ts'. ======== Using compiler options of project reference redirect '/user/username/projects/myproject/packages/pkg2/tsconfig.json'. Module resolution kind is not specified, using 'Node16'. @@ -383,7 +383,7 @@ File '/user/username/projects/myproject/node_modules/pkg2/build/index.cts' does File '/user/username/projects/myproject/node_modules/pkg2/build/index.d.cts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/node_modules/pkg2/build/index.d.cts', result '/user/username/projects/myproject/packages/pkg2/build/index.d.cts'. -======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.cts' with Package ID 'pkg2@1.0.0'. ======== +======== Module name 'pkg2' was successfully resolved to '/user/username/projects/myproject/packages/pkg2/build/index.d.cts' with Package ID 'pkg2/build/index.d.cts@1.0.0'. ======== ======== Resolving module './const.cjs' from '/user/username/projects/myproject/packages/pkg2/index.cts'. ======== Using compiler options of project reference redirect '/user/username/projects/myproject/packages/pkg2/tsconfig.json'. Module resolution kind is not specified, using 'Node16'. diff --git a/testdata/baselines/reference/tsc/declarationEmit/when-pkg-references-sibling-package-through-indirect-symlink.js b/testdata/baselines/reference/tsc/declarationEmit/when-pkg-references-sibling-package-through-indirect-symlink.js index 710a6e7b26..914182b948 100644 --- a/testdata/baselines/reference/tsc/declarationEmit/when-pkg-references-sibling-package-through-indirect-symlink.js +++ b/testdata/baselines/reference/tsc/declarationEmit/when-pkg-references-sibling-package-through-indirect-symlink.js @@ -68,11 +68,11 @@ Output:: pkg1/dist/types.d.ts Imported via './types' from file 'pkg1/dist/index.d.ts' pkg1/dist/index.d.ts - Imported via '@raymondfeng/pkg1' from file 'pkg2/dist/types.d.ts' with packageId '@raymondfeng/pkg1@1.0.0' + Imported via '@raymondfeng/pkg1' from file 'pkg2/dist/types.d.ts' with packageId '@raymondfeng/pkg1/dist/index.d.ts@1.0.0' pkg2/dist/types.d.ts Imported via './types' from file 'pkg2/dist/index.d.ts' pkg2/dist/index.d.ts - Imported via "@raymondfeng/pkg2" from file 'pkg3/src/keys.ts' with packageId '@raymondfeng/pkg2@1.0.0' + Imported via "@raymondfeng/pkg2" from file 'pkg3/src/keys.ts' with packageId '@raymondfeng/pkg2/dist/index.d.ts@1.0.0' pkg3/src/keys.ts Imported via './keys' from file 'pkg3/src/index.ts' Matched by default include pattern '**/*' diff --git a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js index 5cfa0d4d57..cef83d3a2d 100644 --- a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js +++ b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js @@ -112,7 +112,7 @@ File '/user/username/projects/myproject/plugin-one/node_modules/plugin-two/dist/ File '/user/username/projects/myproject/plugin-one/node_modules/plugin-two/dist/commonjs/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/plugin-one/node_modules/plugin-two/dist/commonjs/index.d.ts', result '/user/username/projects/myproject/plugin-two/dist/commonjs/index.d.ts'. -======== Module name 'plugin-two' was successfully resolved to '/user/username/projects/myproject/plugin-two/dist/commonjs/index.d.ts' with Package ID 'plugin-two@0.1.3'. ======== +======== Module name 'plugin-two' was successfully resolved to '/user/username/projects/myproject/plugin-two/dist/commonjs/index.d.ts' with Package ID 'plugin-two/dist/commonjs/index.d.ts@0.1.3'. ======== ======== Resolving module 'typescript-fsa' from '/user/username/projects/myproject/plugin-one/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -137,7 +137,7 @@ File '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/i File '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts', result '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts'. -======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa@3.0.0-beta-2'. ======== +======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa/index.d.ts@3.0.0-beta-2'. ======== ======== Resolving module 'typescript-fsa' from '/user/username/projects/myproject/plugin-two/dist/commonjs/index.d.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -163,15 +163,15 @@ File '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/i File '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts', result '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts'. -======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa@3.0.0-beta-2'. ======== +======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa/index.d.ts@3.0.0-beta-2'. ======== ../../../../home/src/tslibs/TS/Lib/lib.d.ts Default library for target 'ES5' plugin-two/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-two/dist/commonjs/index.d.ts' with packageId 'typescript-fsa@3.0.0-beta-2' + Imported via "typescript-fsa" from file 'plugin-two/dist/commonjs/index.d.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-two/dist/commonjs/index.d.ts - Imported via "plugin-two" from file 'plugin-one/index.ts' with packageId 'plugin-two@0.1.3' + Imported via "plugin-two" from file 'plugin-one/index.ts' with packageId 'plugin-two/dist/commonjs/index.d.ts@0.1.3' plugin-one/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-one/index.ts' with packageId 'typescript-fsa@3.0.0-beta-2' + Imported via "typescript-fsa" from file 'plugin-one/index.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-one/index.ts Matched by default include pattern '**/*' //// [/home/src/tslibs/TS/Lib/lib.d.ts] *Lib* diff --git a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js index 83b1575d13..983c7cf391 100644 --- a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js +++ b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js @@ -105,7 +105,7 @@ File '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/i File '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts', result '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts'. -======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa@3.0.0-beta-2'. ======== +======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-one/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa/index.d.ts@3.0.0-beta-2'. ======== ======== Resolving module 'plugin-two' from '/user/username/projects/myproject/plugin-one/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'require', 'types'. @@ -150,15 +150,15 @@ File '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/i File '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts', result '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts'. -======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa@3.0.0-beta-2'. ======== +======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa/index.d.ts@3.0.0-beta-2'. ======== ../../../../home/src/tslibs/TS/Lib/lib.d.ts Default library for target 'ES5' plugin-one/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-one/action.ts' with packageId 'typescript-fsa@3.0.0-beta-2' + Imported via "typescript-fsa" from file 'plugin-one/action.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-one/action.ts Matched by default include pattern '**/*' plugin-two/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-two/index.d.ts' with packageId 'typescript-fsa@3.0.0-beta-2' + Imported via "typescript-fsa" from file 'plugin-two/index.d.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-two/index.d.ts Imported via "plugin-two" from file 'plugin-one/index.ts' plugin-one/index.ts diff --git a/testdata/baselines/reference/tsc/moduleResolution/pnpm-style-layout.js b/testdata/baselines/reference/tsc/moduleResolution/pnpm-style-layout.js index 01e668625c..3c2149a1b2 100644 --- a/testdata/baselines/reference/tsc/moduleResolution/pnpm-style-layout.js +++ b/testdata/baselines/reference/tsc/moduleResolution/pnpm-style-layout.js @@ -134,7 +134,7 @@ File '/home/src/projects/component-type-checker/packages/app/node_modules/@compo File '/home/src/projects/component-type-checker/packages/app/node_modules/@component-type-checker/sdk/src/index.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/home/src/projects/component-type-checker/packages/app/node_modules/@component-type-checker/sdk/src/index.ts', result '/home/src/projects/component-type-checker/packages/sdk/src/index.ts'. -======== Module name '@component-type-checker/sdk' was successfully resolved to '/home/src/projects/component-type-checker/packages/sdk/src/index.ts' with Package ID '@component-type-checker/sdk1@0.0.2'. ======== +======== Module name '@component-type-checker/sdk' was successfully resolved to '/home/src/projects/component-type-checker/packages/sdk/src/index.ts' with Package ID '@component-type-checker/sdk1/src/index.ts@0.0.2'. ======== ======== Resolving module '@component-type-checker/components' from '/home/src/projects/component-type-checker/packages/app/src/app.tsx'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'import', 'types'. @@ -159,7 +159,7 @@ Resolving real path for '/home/src/projects/component-type-checker/packages/app/ Found 'package.json' at '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/package.json'. Found peerDependency '@component-type-checker/button' with '0.0.2' version. Resolving real path for '/home/src/projects/component-type-checker/packages/app/node_modules/@component-type-checker/components/src/index.ts', result '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts'. -======== Module name '@component-type-checker/components' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts' with Package ID '@component-type-checker/components@0.0.1+@component-type-checker/button@0.0.2'. ======== +======== Module name '@component-type-checker/components' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts' with Package ID '@component-type-checker/components/src/index.ts@0.0.1+@component-type-checker/button@0.0.2'. ======== ======== Resolving module '@component-type-checker/button' from '/home/src/projects/component-type-checker/packages/app/src/app.tsx'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'import', 'types'. @@ -181,7 +181,7 @@ File '/home/src/projects/component-type-checker/packages/app/node_modules/@compo File '/home/src/projects/component-type-checker/packages/app/node_modules/@component-type-checker/button/src/index.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/home/src/projects/component-type-checker/packages/app/node_modules/@component-type-checker/button/src/index.ts', result '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts'. -======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button@0.0.2'. ======== +======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button/src/index.ts@0.0.2'. ======== ======== Resolving module '@component-type-checker/components' from '/home/src/projects/component-type-checker/packages/sdk/src/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'import', 'types'. @@ -206,7 +206,7 @@ Resolving real path for '/home/src/projects/component-type-checker/packages/sdk/ Found 'package.json' at '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/package.json'. Found peerDependency '@component-type-checker/button' with '0.0.1' version. Resolving real path for '/home/src/projects/component-type-checker/packages/sdk/node_modules/@component-type-checker/components/src/index.ts', result '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts'. -======== Module name '@component-type-checker/components' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts' with Package ID '@component-type-checker/components@0.0.1+@component-type-checker/button@0.0.1'. ======== +======== Module name '@component-type-checker/components' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts' with Package ID '@component-type-checker/components/src/index.ts@0.0.1+@component-type-checker/button@0.0.1'. ======== ======== Resolving module '@component-type-checker/button' from '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'import', 'types'. @@ -234,7 +234,7 @@ File '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-ty File '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts', result '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts'. -======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button@0.0.1'. ======== +======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button/src/index.ts@0.0.1'. ======== ======== Resolving module '@component-type-checker/button' from '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts'. ======== Module resolution kind is not specified, using 'Bundler'. Resolving in CJS mode with conditions 'import', 'types'. @@ -262,20 +262,20 @@ File '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-ty File '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts' exists - use it as a name resolution result. 'package.json' does not have a 'peerDependencies' field. Resolving real path for '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts', result '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts'. -======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button@0.0.2'. ======== +======== Module name '@component-type-checker/button' was successfully resolved to '/home/src/projects/component-type-checker/node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts' with Package ID '@component-type-checker/button/src/index.ts@0.0.2'. ======== ../../../../tslibs/TS/Lib/lib.es5.d.ts Library 'lib.es5.d.ts' specified in compilerOptions ../../node_modules/.pnpm/@component-type-checker+button@0.0.1/node_modules/@component-type-checker/button/src/index.ts - Imported via "@component-type-checker/button" from file '../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts' with packageId '@component-type-checker/button@0.0.1' + Imported via "@component-type-checker/button" from file '../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts' with packageId '@component-type-checker/button/src/index.ts@0.0.1' ../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.1/node_modules/@component-type-checker/components/src/index.ts - Imported via "@component-type-checker/components" from file '../sdk/src/index.ts' with packageId '@component-type-checker/components@0.0.1+@component-type-checker/button@0.0.1' + Imported via "@component-type-checker/components" from file '../sdk/src/index.ts' with packageId '@component-type-checker/components/src/index.ts@0.0.1+@component-type-checker/button@0.0.1' ../sdk/src/index.ts - Imported via "@component-type-checker/sdk" from file 'src/app.tsx' with packageId '@component-type-checker/sdk1@0.0.2' + Imported via "@component-type-checker/sdk" from file 'src/app.tsx' with packageId '@component-type-checker/sdk1/src/index.ts@0.0.2' ../../node_modules/.pnpm/@component-type-checker+button@0.0.2/node_modules/@component-type-checker/button/src/index.ts - Imported via "@component-type-checker/button" from file '../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts' with packageId '@component-type-checker/button@0.0.2' - Imported via "@component-type-checker/button" from file 'src/app.tsx' with packageId '@component-type-checker/button@0.0.2' + Imported via "@component-type-checker/button" from file '../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts' with packageId '@component-type-checker/button/src/index.ts@0.0.2' + Imported via "@component-type-checker/button" from file 'src/app.tsx' with packageId '@component-type-checker/button/src/index.ts@0.0.2' ../../node_modules/.pnpm/@component-type-checker+components@0.0.1_@component-type-checker+button@0.0.2/node_modules/@component-type-checker/components/src/index.ts - Imported via "@component-type-checker/components" from file 'src/app.tsx' with packageId '@component-type-checker/components@0.0.1+@component-type-checker/button@0.0.2' + Imported via "@component-type-checker/components" from file 'src/app.tsx' with packageId '@component-type-checker/components/src/index.ts@0.0.1+@component-type-checker/button@0.0.2' src/app.tsx Matched by include pattern 'src' in 'tsconfig.json' //// [/home/src/projects/component-type-checker/packages/app/dist/app.js] *new* From d81c18e116734716c0fcedecd322011a62058535 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Wed, 10 Dec 2025 22:05:25 -0800 Subject: [PATCH 03/21] Implement package deduping kinda --- internal/checker/checker.go | 42 ++++++- internal/checker/relater.go | 2 +- internal/compiler/fileloader.go | 6 +- internal/compiler/filesparser.go | 106 ++++++++++++++++++ internal/compiler/program.go | 40 ++++++- internal/core/compileroptions.go | 1 + internal/diagnostics/diagnostics_generated.go | 4 + .../diagnostics/extraDiagnosticMessages.json | 4 + .../tstransforms/importelision_test.go | 4 + internal/tsoptions/declscompiler.go | 9 ++ internal/tsoptions/parsinghelpers.go | 2 + ...duplicatePackage_referenceTypes.errors.txt | 30 ----- ...catePackage_referenceTypes.errors.txt.diff | 34 ------ ...age_relativeImportWithinPackage.errors.txt | 43 ------- ...elativeImportWithinPackage.errors.txt.diff | 47 -------- ...ativeImportWithinPackage_scoped.errors.txt | 43 ------- ...ImportWithinPackage_scoped.errors.txt.diff | 47 -------- .../reference/tsbuild/commandLine/help.js | 5 + .../reference/tsbuild/commandLine/locale.js | 5 + .../reference/tsc/commandLine/help-all.js | 5 + 20 files changed, 229 insertions(+), 250 deletions(-) delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt.diff diff --git a/internal/checker/checker.go b/internal/checker/checker.go index 8f5065c9be..02d7af92f1 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -544,6 +544,10 @@ type Program interface { GetProjectReferenceFromOutputDts(path tspath.Path) *tsoptions.SourceOutputAndProjectReference GetRedirectForResolution(file ast.HasFileName) *tsoptions.ParsedCommandLine CommonSourceDirectory() string + // GetFileCanonicalPath returns the canonical path for a file that may be from a duplicate package. + // Used to determine if two files from the same package (name@version) installed in different locations + // should be treated as the same for type compatibility purposes. + GetFileCanonicalPath(path tspath.Path) tspath.Path } type Host interface { @@ -26975,8 +26979,14 @@ func (c *Checker) compareProperties(sourceProp *ast.Symbol, targetProp *ast.Symb return TernaryFalse } if sourcePropAccessibility != ast.ModifierFlagsNone { - if c.getTargetSymbol(sourceProp) != c.getTargetSymbol(targetProp) { - return TernaryFalse + sourceTarget := c.getTargetSymbol(sourceProp) + targetTarget := c.getTargetSymbol(targetProp) + if sourceTarget != targetTarget { + // Check if these symbols are from duplicate package instances (same package installed + // in different locations). If they map to the same canonical file, treat them as identical. + if !c.areSymbolsFromSamePackageFile(sourceTarget, targetTarget) { + return TernaryFalse + } } } else { if (sourceProp.Flags & ast.SymbolFlagsOptional) != (targetProp.Flags & ast.SymbolFlagsOptional) { @@ -26989,6 +26999,34 @@ func (c *Checker) compareProperties(sourceProp *ast.Symbol, targetProp *ast.Symb return compareTypes(c.getTypeOfSymbol(sourceProp), c.getTypeOfSymbol(targetProp)) } +// areSymbolsFromSamePackageFile checks if two symbols come from files that are duplicates +// of the same package file (same package name@version installed in different locations). +func (c *Checker) areSymbolsFromSamePackageFile(source *ast.Symbol, target *ast.Symbol) bool { + // If package deduplication is disabled, don't treat any files as duplicates + if c.compilerOptions.DisablePackageDeduplication.IsTrue() { + return false + } + sourceDecl := source.ValueDeclaration + targetDecl := target.ValueDeclaration + if sourceDecl == nil || targetDecl == nil { + return false + } + sourceFile := ast.GetSourceFileOfNode(sourceDecl) + targetFile := ast.GetSourceFileOfNode(targetDecl) + if sourceFile == nil || targetFile == nil { + return false + } + // If they're from the same file, this is not a package deduplication scenario + if sourceFile.Path() == targetFile.Path() { + return false + } + // Get the canonical paths for both files + sourceCanonical := c.program.GetFileCanonicalPath(sourceFile.Path()) + targetCanonical := c.program.GetFileCanonicalPath(targetFile.Path()) + // If they map to the same canonical path, they're from the same package file + return sourceCanonical == targetCanonical +} + func compareTypesEqual(s *Type, t *Type) Ternary { if s == t { return TernaryTrue diff --git a/internal/checker/relater.go b/internal/checker/relater.go index db83af0745..b55d891e54 100644 --- a/internal/checker/relater.go +++ b/internal/checker/relater.go @@ -4203,7 +4203,7 @@ func (r *Relater) propertyRelatedTo(source *Type, target *Type, sourceProp *ast. targetPropFlags := getDeclarationModifierFlagsFromSymbol(targetProp) switch { case sourcePropFlags&ast.ModifierFlagsPrivate != 0 || targetPropFlags&ast.ModifierFlagsPrivate != 0: - if sourceProp.ValueDeclaration != targetProp.ValueDeclaration { + if sourceProp.ValueDeclaration != targetProp.ValueDeclaration && !r.c.areSymbolsFromSamePackageFile(sourceProp, targetProp) { if reportErrors { if sourcePropFlags&ast.ModifierFlagsPrivate != 0 && targetPropFlags&ast.ModifierFlagsPrivate != 0 { r.reportError(diagnostics.Types_have_separate_declarations_of_a_private_property_0, r.c.symbolToString(targetProp)) diff --git a/internal/compiler/fileloader.go b/internal/compiler/fileloader.go index 6fdbf008ea..bb9bb1f8ae 100644 --- a/internal/compiler/fileloader.go +++ b/internal/compiler/fileloader.go @@ -68,7 +68,11 @@ type processedFiles struct { // if file was included using source file and its output is actually part of program // this contains mapping from output to source file outputFileToProjectReferenceSource map[tspath.Path]string - finishedProcessing bool + // Maps a source file path to the name of the package it was imported with + sourceFileToPackageName map[tspath.Path]string + // Key is a file path. Value is the list of files that redirect to it (same package, different install location) + redirectTargetsMap map[tspath.Path][]string + finishedProcessing bool } type jsxRuntimeImportSpecifier struct { diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 307e6ccd65..7a84b652b2 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -408,6 +408,15 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { } } + // Build sourceFileToPackageName and redirectTargetsMap by scanning all resolved modules. + // This is done after loading is complete to ensure determinism regardless of load order. + // Skip this if package deduplication is disabled. + var sourceFileToPackageName map[tspath.Path]string + var redirectTargetsMap map[tspath.Path][]string + if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { + sourceFileToPackageName, redirectTargetsMap = computePackageRedirects(resolvedModules, loader.toPath) + } + return processedFiles{ finishedProcessing: true, resolver: loader.resolver, @@ -424,7 +433,104 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { missingFiles: missingFiles, includeProcessor: includeProcessor, outputFileToProjectReferenceSource: outputFileToProjectReferenceSource, + sourceFileToPackageName: sourceFileToPackageName, + redirectTargetsMap: redirectTargetsMap, + } +} + +// computePackageRedirects builds the sourceFileToPackageName and redirectTargetsMap by scanning +// all resolved modules. Files from the same package (same name@version) are deduplicated: +// the lexicographically first path becomes the "canonical" one and others redirect to it. +// This is done after loading completes to ensure determinism regardless of concurrent load order. +func computePackageRedirects( + resolvedModules map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], + toPath func(string) tspath.Path, +) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string) { + // Collect all resolved files with package IDs + // packageIdKey -> list of (resolvedPath, packageName) + type fileInfo struct { + path tspath.Path + packageName string } + packageIdToFiles := make(map[string][]fileInfo) + + // Iterate through resolvedModules in sorted order for determinism + containingFilePaths := make([]tspath.Path, 0, len(resolvedModules)) + for containingPath := range resolvedModules { + containingFilePaths = append(containingFilePaths, containingPath) + } + slices.Sort(containingFilePaths) + + for _, containingPath := range containingFilePaths { + resolutions := resolvedModules[containingPath] + for _, resolution := range resolutions { + if resolution == nil || !resolution.IsResolved() { + continue + } + pkgId := resolution.PackageId + if pkgId.Name == "" { + continue + } + // packageIdKey is "name@version" (excluding peerDependencies for redirect grouping) + packageIdKey := pkgId.Name + "@" + pkgId.Version + if pkgId.SubModuleName != "" { + packageIdKey = pkgId.Name + "/" + pkgId.SubModuleName + "@" + pkgId.Version + } + resolvedPath := toPath(resolution.ResolvedFileName) + packageName := pkgId.PackageName() + + // Check if we've already recorded this path for this package + files := packageIdToFiles[packageIdKey] + found := false + for _, f := range files { + if f.path == resolvedPath { + found = true + break + } + } + if !found { + packageIdToFiles[packageIdKey] = append(files, fileInfo{path: resolvedPath, packageName: packageName}) + } + } + } + + // Now for each packageIdKey with multiple files, pick the canonical one (lexicographically first) + // and build the redirect map + sourceFileToPackageName = make(map[tspath.Path]string) + redirectTargetsMap = make(map[tspath.Path][]string) + + for _, files := range packageIdToFiles { + if len(files) == 0 { + continue + } + + // Sort files by path for determinism - first one becomes canonical + slices.SortFunc(files, func(a, b fileInfo) int { + if a.path < b.path { + return -1 + } else if a.path > b.path { + return 1 + } + return 0 + }) + + canonicalPath := files[0].path + packageName := files[0].packageName + + // Record package name for all files from this package + for _, f := range files { + sourceFileToPackageName[f.path] = packageName + } + + // If there are multiple files, the others redirect to the canonical one + if len(files) > 1 { + for _, f := range files[1:] { + redirectTargetsMap[canonicalPath] = append(redirectTargetsMap[canonicalPath], string(f.path)) + } + } + } + + return sourceFileToPackageName, redirectTargetsMap } func (w *filesParser) addIncludeReason(includeProcessor *includeProcessor, task *parseTask, reason *FileIncludeReason) { diff --git a/internal/compiler/program.go b/internal/compiler/program.go index a9a6b47f3e..e643f9ab69 100644 --- a/internal/compiler/program.go +++ b/internal/compiler/program.go @@ -110,9 +110,30 @@ func (p *Program) GetPackageJsonInfo(pkgJsonPath string) *packagejson.InfoCacheE return nil } -// GetRedirectTargets implements checker.Program. +// GetRedirectTargets returns the list of file paths that redirect to the given path. +// These are files from the same package (same name@version) installed in different locations. func (p *Program) GetRedirectTargets(path tspath.Path) []string { - return nil // !!! TODO: project references support + return p.redirectTargetsMap[path] +} + +// GetFileCanonicalPath returns the canonical path for a file that may be a duplicate package. +// If the file is a redirect target (i.e., it redirects to a canonical file), returns the canonical path. +// Otherwise, returns the path unchanged. +func (p *Program) GetFileCanonicalPath(path tspath.Path) tspath.Path { + // If this path has redirect targets, it's already canonical + if _, ok := p.redirectTargetsMap[path]; ok { + return path + } + // Check if this path is a redirect target of some canonical path + for canonicalPath, targets := range p.redirectTargetsMap { + for _, t := range targets { + if tspath.Path(t) == path { + return canonicalPath + } + } + } + // Not part of any redirect group, return as-is + return path } // gets the original file that was included in program @@ -241,6 +262,21 @@ func (p *Program) UpdateProgram(changedFilePath tspath.Path, newHost CompilerHos if !canReplaceFileInProgram(oldFile, newFile) { return NewProgram(newOpts), false } + // TODO: CHECK THIS + // If this file is part of a package redirect group (same package installed in multiple + // node_modules locations), we need to rebuild the program because the redirect targets + // might need recalculation. A file is in a redirect group if it's either a canonical + // file that others redirect to, or if it redirects to another file. + // if _, isCanonical := p.redirectTargetsMap[changedFilePath]; isCanonical { + // return NewProgram(newOpts), false + // } + // for _, targets := range p.redirectTargetsMap { + // for _, target := range targets { + // if tspath.Path(target) == changedFilePath { + // return NewProgram(newOpts), false + // } + // } + // } // TODO: reverify compiler options when config has changed? result := &Program{ opts: newOpts, diff --git a/internal/core/compileroptions.go b/internal/core/compileroptions.go index ad6a4ceeca..0ba810403c 100644 --- a/internal/core/compileroptions.go +++ b/internal/core/compileroptions.go @@ -40,6 +40,7 @@ type CompilerOptions struct { DisableSourceOfProjectReferenceRedirect Tristate `json:"disableSourceOfProjectReferenceRedirect,omitzero"` DisableSolutionSearching Tristate `json:"disableSolutionSearching,omitzero"` DisableReferencedProjectLoad Tristate `json:"disableReferencedProjectLoad,omitzero"` + DisablePackageDeduplication Tristate `json:"disablePackageDeduplication,omitzero"` ErasableSyntaxOnly Tristate `json:"erasableSyntaxOnly,omitzero"` ESModuleInterop Tristate `json:"esModuleInterop,omitzero"` ExactOptionalPropertyTypes Tristate `json:"exactOptionalPropertyTypes,omitzero"` diff --git a/internal/diagnostics/diagnostics_generated.go b/internal/diagnostics/diagnostics_generated.go index 14c2a9b0f4..a84cb59248 100644 --- a/internal/diagnostics/diagnostics_generated.go +++ b/internal/diagnostics/diagnostics_generated.go @@ -4276,6 +4276,8 @@ var Set_the_number_of_projects_to_build_concurrently = &Message{code: 100009, ca var X_all_unless_singleThreaded_is_passed = &Message{code: 100010, category: CategoryMessage, key: "all_unless_singleThreaded_is_passed_100010", text: "all, unless --singleThreaded is passed."} +var Disable_deduplication_of_packages_with_the_same_name_and_version = &Message{code: 100011, category: CategoryMessage, key: "Disable_deduplication_of_packages_with_the_same_name_and_version_100011", text: "Disable deduplication of packages with the same name and version."} + func keyToMessage(key Key) *Message { switch key { case "Unterminated_string_literal_1002": @@ -8552,6 +8554,8 @@ func keyToMessage(key Key) *Message { return Set_the_number_of_projects_to_build_concurrently case "all_unless_singleThreaded_is_passed_100010": return X_all_unless_singleThreaded_is_passed + case "Disable_deduplication_of_packages_with_the_same_name_and_version_100011": + return Disable_deduplication_of_packages_with_the_same_name_and_version default: return nil } diff --git a/internal/diagnostics/extraDiagnosticMessages.json b/internal/diagnostics/extraDiagnosticMessages.json index 2566d6ff53..4c51b0c450 100644 --- a/internal/diagnostics/extraDiagnosticMessages.json +++ b/internal/diagnostics/extraDiagnosticMessages.json @@ -86,5 +86,9 @@ "Option '{0}' requires value to be greater than '{1}'.": { "category": "Error", "code": 5002 + }, + "Disable deduplication of packages with the same name and version.": { + "category": "Message", + "code": 100011 } } diff --git a/internal/transformers/tstransforms/importelision_test.go b/internal/transformers/tstransforms/importelision_test.go index 68c18aa71f..753c8e2e08 100644 --- a/internal/transformers/tstransforms/importelision_test.go +++ b/internal/transformers/tstransforms/importelision_test.go @@ -86,6 +86,10 @@ func (p *fakeProgram) GetRedirectTargets(path tspath.Path) []string { return nil } +func (p *fakeProgram) GetFileCanonicalPath(path tspath.Path) tspath.Path { + return path +} + func (p *fakeProgram) GetSourceOfProjectReferenceIfOutputIncluded(file ast.HasFileName) string { return "" } diff --git a/internal/tsoptions/declscompiler.go b/internal/tsoptions/declscompiler.go index 1550e1680d..a6bb2733d0 100644 --- a/internal/tsoptions/declscompiler.go +++ b/internal/tsoptions/declscompiler.go @@ -185,6 +185,15 @@ var commonOptionsWithBuild = []*CommandLineOption{ DefaultValueDescription: false, // Not setting affectsSemanticDiagnostics or affectsBuildInfo because we dont want all diagnostics to go away, its handled in builder }, + { + Name: "disablePackageDeduplication", + Kind: CommandLineOptionTypeBoolean, + Category: diagnostics.Type_Checking, + Description: diagnostics.Disable_deduplication_of_packages_with_the_same_name_and_version, + DefaultValueDescription: false, + AffectsSemanticDiagnostics: true, + AffectsBuildInfo: true, + }, { Name: "noEmit", Kind: CommandLineOptionTypeBoolean, diff --git a/internal/tsoptions/parsinghelpers.go b/internal/tsoptions/parsinghelpers.go index 4a3763168a..3006411d8c 100644 --- a/internal/tsoptions/parsinghelpers.go +++ b/internal/tsoptions/parsinghelpers.go @@ -227,6 +227,8 @@ func parseCompilerOptions(key string, value any, allOptions *core.CompilerOption allOptions.DisableSolutionSearching = ParseTristate(value) case "disableReferencedProjectLoad": allOptions.DisableReferencedProjectLoad = ParseTristate(value) + case "disablePackageDeduplication": + allOptions.DisablePackageDeduplication = ParseTristate(value) case "declarationMap": allOptions.DeclarationMap = ParseTristate(value) case "declaration": diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt deleted file mode 100644 index 954f20ec44..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt +++ /dev/null @@ -1,30 +0,0 @@ -/index.ts(4,5): error TS2322: Type 'import("/node_modules/a/node_modules/foo/index").Foo' is not assignable to type 'import("/node_modules/@types/foo/index").Foo'. - Types have separate declarations of a private property 'x'. - - -==== /index.ts (1 errors) ==== - import * as a from "a"; - import { Foo } from "foo"; - - let foo: Foo = a.foo; - ~~~ -!!! error TS2322: Type 'import("/node_modules/a/node_modules/foo/index").Foo' is not assignable to type 'import("/node_modules/@types/foo/index").Foo'. -!!! error TS2322: Types have separate declarations of a private property 'x'. - -==== /node_modules/a/index.d.ts (0 errors) ==== - /// - import { Foo } from "foo"; - export const foo: Foo; - -==== /node_modules/a/node_modules/foo/index.d.ts (0 errors) ==== - export class Foo { private x; } - -==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== - { "name": "foo", "version": "1.2.3" } - -==== /node_modules/@types/foo/index.d.ts (0 errors) ==== - export class Foo { private x; } - -==== /node_modules/@types/foo/package.json (0 errors) ==== - { "name": "foo", "version": "1.2.3" } - \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt.diff deleted file mode 100644 index 58e5b61220..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.errors.txt.diff +++ /dev/null @@ -1,34 +0,0 @@ ---- old.duplicatePackage_referenceTypes.errors.txt -+++ new.duplicatePackage_referenceTypes.errors.txt -@@= skipped -0, +0 lines =@@ -- -+/index.ts(4,5): error TS2322: Type 'import("/node_modules/a/node_modules/foo/index").Foo' is not assignable to type 'import("/node_modules/@types/foo/index").Foo'. -+ Types have separate declarations of a private property 'x'. -+ -+ -+==== /index.ts (1 errors) ==== -+ import * as a from "a"; -+ import { Foo } from "foo"; -+ -+ let foo: Foo = a.foo; -+ ~~~ -+!!! error TS2322: Type 'import("/node_modules/a/node_modules/foo/index").Foo' is not assignable to type 'import("/node_modules/@types/foo/index").Foo'. -+!!! error TS2322: Types have separate declarations of a private property 'x'. -+ -+==== /node_modules/a/index.d.ts (0 errors) ==== -+ /// -+ import { Foo } from "foo"; -+ export const foo: Foo; -+ -+==== /node_modules/a/node_modules/foo/index.d.ts (0 errors) ==== -+ export class Foo { private x; } -+ -+==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== -+ { "name": "foo", "version": "1.2.3" } -+ -+==== /node_modules/@types/foo/index.d.ts (0 errors) ==== -+ export class Foo { private x; } -+ -+==== /node_modules/@types/foo/package.json (0 errors) ==== -+ { "name": "foo", "version": "1.2.3" } -+ \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt deleted file mode 100644 index 9f4f6d7f9b..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt +++ /dev/null @@ -1,43 +0,0 @@ -/index.ts(4,5): error TS2345: Argument of type 'import("/node_modules/a/node_modules/foo/index").C' is not assignable to parameter of type 'import("/node_modules/foo/index").C'. - Types have separate declarations of a private property 'x'. - - -==== /index.ts (1 errors) ==== - import { use } from "foo/use"; - import { o } from "a"; - - use(o); - ~ -!!! error TS2345: Argument of type 'import("/node_modules/a/node_modules/foo/index").C' is not assignable to parameter of type 'import("/node_modules/foo/index").C'. -!!! error TS2345: Types have separate declarations of a private property 'x'. - -==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== - { - "name": "foo", - "version": "1.2.3" - } - -==== /node_modules/a/node_modules/foo/index.d.ts (0 errors) ==== - export class C { - private x: number; - } - -==== /node_modules/a/index.d.ts (0 errors) ==== - import { C } from "foo"; - export const o: C; - -==== /node_modules/foo/use.d.ts (0 errors) ==== - import { C } from "./index"; - export function use(o: C): void; - -==== /node_modules/foo/index.d.ts (0 errors) ==== - export class C { - private x: number; - } - -==== /node_modules/foo/package.json (0 errors) ==== - { - "name": "foo", - "version": "1.2.3" - } - \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt.diff deleted file mode 100644 index 6be7c60fc7..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.errors.txt.diff +++ /dev/null @@ -1,47 +0,0 @@ ---- old.duplicatePackage_relativeImportWithinPackage.errors.txt -+++ new.duplicatePackage_relativeImportWithinPackage.errors.txt -@@= skipped -0, +0 lines =@@ -- -+/index.ts(4,5): error TS2345: Argument of type 'import("/node_modules/a/node_modules/foo/index").C' is not assignable to parameter of type 'import("/node_modules/foo/index").C'. -+ Types have separate declarations of a private property 'x'. -+ -+ -+==== /index.ts (1 errors) ==== -+ import { use } from "foo/use"; -+ import { o } from "a"; -+ -+ use(o); -+ ~ -+!!! error TS2345: Argument of type 'import("/node_modules/a/node_modules/foo/index").C' is not assignable to parameter of type 'import("/node_modules/foo/index").C'. -+!!! error TS2345: Types have separate declarations of a private property 'x'. -+ -+==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== -+ { -+ "name": "foo", -+ "version": "1.2.3" -+ } -+ -+==== /node_modules/a/node_modules/foo/index.d.ts (0 errors) ==== -+ export class C { -+ private x: number; -+ } -+ -+==== /node_modules/a/index.d.ts (0 errors) ==== -+ import { C } from "foo"; -+ export const o: C; -+ -+==== /node_modules/foo/use.d.ts (0 errors) ==== -+ import { C } from "./index"; -+ export function use(o: C): void; -+ -+==== /node_modules/foo/index.d.ts (0 errors) ==== -+ export class C { -+ private x: number; -+ } -+ -+==== /node_modules/foo/package.json (0 errors) ==== -+ { -+ "name": "foo", -+ "version": "1.2.3" -+ } -+ \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt deleted file mode 100644 index 19026366ac..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt +++ /dev/null @@ -1,43 +0,0 @@ -/index.ts(4,5): error TS2345: Argument of type 'import("/node_modules/a/node_modules/@foo/bar/index").C' is not assignable to parameter of type 'import("/node_modules/@foo/bar/index").C'. - Types have separate declarations of a private property 'x'. - - -==== /index.ts (1 errors) ==== - import { use } from "@foo/bar/use"; - import { o } from "a"; - - use(o); - ~ -!!! error TS2345: Argument of type 'import("/node_modules/a/node_modules/@foo/bar/index").C' is not assignable to parameter of type 'import("/node_modules/@foo/bar/index").C'. -!!! error TS2345: Types have separate declarations of a private property 'x'. - -==== /node_modules/a/node_modules/@foo/bar/package.json (0 errors) ==== - { - "name": "@foo/bar", - "version": "1.2.3" - } - -==== /node_modules/a/node_modules/@foo/bar/index.d.ts (0 errors) ==== - export class C { - private x: number; - } - -==== /node_modules/a/index.d.ts (0 errors) ==== - import { C } from "@foo/bar"; - export const o: C; - -==== /node_modules/@foo/bar/use.d.ts (0 errors) ==== - import { C } from "./index"; - export function use(o: C): void; - -==== /node_modules/@foo/bar/index.d.ts (0 errors) ==== - export class C { - private x: number; - } - -==== /node_modules/@foo/bar/package.json (0 errors) ==== - { - "name": "@foo/bar", - "version": "1.2.3" - } - \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt.diff deleted file mode 100644 index 5fd8e03f0b..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.errors.txt.diff +++ /dev/null @@ -1,47 +0,0 @@ ---- old.duplicatePackage_relativeImportWithinPackage_scoped.errors.txt -+++ new.duplicatePackage_relativeImportWithinPackage_scoped.errors.txt -@@= skipped -0, +0 lines =@@ -- -+/index.ts(4,5): error TS2345: Argument of type 'import("/node_modules/a/node_modules/@foo/bar/index").C' is not assignable to parameter of type 'import("/node_modules/@foo/bar/index").C'. -+ Types have separate declarations of a private property 'x'. -+ -+ -+==== /index.ts (1 errors) ==== -+ import { use } from "@foo/bar/use"; -+ import { o } from "a"; -+ -+ use(o); -+ ~ -+!!! error TS2345: Argument of type 'import("/node_modules/a/node_modules/@foo/bar/index").C' is not assignable to parameter of type 'import("/node_modules/@foo/bar/index").C'. -+!!! error TS2345: Types have separate declarations of a private property 'x'. -+ -+==== /node_modules/a/node_modules/@foo/bar/package.json (0 errors) ==== -+ { -+ "name": "@foo/bar", -+ "version": "1.2.3" -+ } -+ -+==== /node_modules/a/node_modules/@foo/bar/index.d.ts (0 errors) ==== -+ export class C { -+ private x: number; -+ } -+ -+==== /node_modules/a/index.d.ts (0 errors) ==== -+ import { C } from "@foo/bar"; -+ export const o: C; -+ -+==== /node_modules/@foo/bar/use.d.ts (0 errors) ==== -+ import { C } from "./index"; -+ export function use(o: C): void; -+ -+==== /node_modules/@foo/bar/index.d.ts (0 errors) ==== -+ export class C { -+ private x: number; -+ } -+ -+==== /node_modules/@foo/bar/package.json (0 errors) ==== -+ { -+ "name": "@foo/bar", -+ "version": "1.2.3" -+ } -+ \ No newline at end of file diff --git a/testdata/baselines/reference/tsbuild/commandLine/help.js b/testdata/baselines/reference/tsbuild/commandLine/help.js index 856a112bfc..e265cee7a4 100644 --- a/testdata/baselines/reference/tsbuild/commandLine/help.js +++ b/testdata/baselines/reference/tsbuild/commandLine/help.js @@ -104,6 +104,11 @@ Disable full type checking (only critical parse and emit errors will be reported type: boolean default: false +--disablePackageDeduplication +Disable deduplication of packages with the same name and version. +type: boolean +default: false + --noEmit Disable emitting files from a compilation. type: boolean diff --git a/testdata/baselines/reference/tsbuild/commandLine/locale.js b/testdata/baselines/reference/tsbuild/commandLine/locale.js index 26271d5f01..002c429519 100644 --- a/testdata/baselines/reference/tsbuild/commandLine/locale.js +++ b/testdata/baselines/reference/tsbuild/commandLine/locale.js @@ -104,6 +104,11 @@ Disable full type checking (only critical parse and emit errors will be reported type: boolean default: false +--disablePackageDeduplication +Disable deduplication of packages with the same name and version. +type: boolean +default: false + --noEmit Disable emitting files from a compilation. type: boolean diff --git a/testdata/baselines/reference/tsc/commandLine/help-all.js b/testdata/baselines/reference/tsc/commandLine/help-all.js index 5e561d8833..426564f638 100644 --- a/testdata/baselines/reference/tsc/commandLine/help-all.js +++ b/testdata/baselines/reference/tsc/commandLine/help-all.js @@ -221,6 +221,11 @@ Ensure 'use strict' is always emitted. type: boolean default: `false`, unless `strict` is set +--disablePackageDeduplication +Disable deduplication of packages with the same name and version. +type: boolean +default: false + --exactOptionalPropertyTypes Interpret optional property types as written, rather than adding 'undefined'. type: boolean From 358bd7158b2934e85e2e0ee3b4abf010c7a3ff74 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 20:12:25 -0800 Subject: [PATCH 04/21] Update duplicate package test, sort of intentional behavior --- internal/fourslash/_scripts/failingTests.txt | 1 - .../duplicatePackageServices.baseline.jsonc | 33 +++++++++++++++++++ .../duplicatePackageServices.baseline.jsonc | 21 ++++++++++++ ...plicatePackageServices.baseline.jsonc.diff | 11 +++++++ 4 files changed, 65 insertions(+), 1 deletion(-) create mode 100644 testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc create mode 100644 testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc create mode 100644 testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff diff --git a/internal/fourslash/_scripts/failingTests.txt b/internal/fourslash/_scripts/failingTests.txt index be20094672..290e2e66c7 100644 --- a/internal/fourslash/_scripts/failingTests.txt +++ b/internal/fourslash/_scripts/failingTests.txt @@ -246,7 +246,6 @@ TestContextuallyTypedFunctionExpressionGeneric1 TestContextualTypingOfGenericCallSignatures2 TestCrossFileQuickInfoExportedTypeDoesNotUseImportType TestDoubleUnderscoreCompletions -TestDuplicatePackageServices TestEditJsdocType TestErrorsAfterResolvingVariableDeclOfMergedVariableAndClassDecl TestExportDefaultClass diff --git a/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc b/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc new file mode 100644 index 0000000000..a2324c9269 --- /dev/null +++ b/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc @@ -0,0 +1,33 @@ +// === findAllReferences === +// === /node_modules/a/index.d.ts === +// import [|X|]/*FIND ALL REFS*/ from "x"; +// export function a(x: [|X|]): void; + +// === /node_modules/a/node_modules/x/index.d.ts === +// export default class [|X|] { +// private x: number; +// } + + + +// === findAllReferences === +// === /node_modules/a/index.d.ts === +// import [|X|] from "x"; +// export function a(x: [|X|]): void; + +// === /node_modules/a/node_modules/x/index.d.ts === +// export default class /*FIND ALL REFS*/[|X|] { +// private x: number; +// } + + + +// === findAllReferences === +// === /node_modules/b/index.d.ts === +// import [|X|]/*FIND ALL REFS*/ from "x"; +// export const b: [|X|]; + +// === /node_modules/b/node_modules/x/index.d.ts === +// export default class [|X|] { +// private x: number; +// } \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc new file mode 100644 index 0000000000..f2710c3963 --- /dev/null +++ b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc @@ -0,0 +1,21 @@ +// === goToDefinition === +// === /node_modules/a/node_modules/x/index.d.ts === +// <|export default class [|X|] { +// private x: number; +// }|> + +// === /node_modules/a/index.d.ts === +// import [|X|]/*GOTO DEF*/ from "x"; +// export function a(x: X): void; + + + +// === goToDefinition === +// === /node_modules/b/node_modules/x/index.d.ts === +// <|export default class [|X|] { +// private x: number; +// }|> + +// === /node_modules/b/index.d.ts === +// import [|X|]/*GOTO DEF*/ from "x"; +// export const b: X; \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff new file mode 100644 index 0000000000..15df7ad52a --- /dev/null +++ b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff @@ -0,0 +1,11 @@ +--- old.duplicatePackageServices.baseline.jsonc ++++ new.duplicatePackageServices.baseline.jsonc +@@= skipped -10, +10 lines =@@ + + + // === goToDefinition === +-// === /node_modules/a/node_modules/x/index.d.ts === ++// === /node_modules/b/node_modules/x/index.d.ts === + // <|export default class [|X|] { + // private x: number; + // }|> \ No newline at end of file From ed7017cf74f1c28f5c0b731e96cd5773d07cd1be Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 20:56:00 -0800 Subject: [PATCH 05/21] equality --- internal/checker/checker.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/internal/checker/checker.go b/internal/checker/checker.go index 02d7af92f1..b4bb178457 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -27017,7 +27017,7 @@ func (c *Checker) areSymbolsFromSamePackageFile(source *ast.Symbol, target *ast. return false } // If they're from the same file, this is not a package deduplication scenario - if sourceFile.Path() == targetFile.Path() { + if sourceFile == targetFile { return false } // Get the canonical paths for both files From f98b3771f8e62684258bc58a9514c0e44636eba8 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 20:58:08 -0800 Subject: [PATCH 06/21] rename --- internal/checker/checker.go | 13 +++---------- internal/compiler/program.go | 4 ++-- .../transformers/tstransforms/importelision_test.go | 2 +- 3 files changed, 6 insertions(+), 13 deletions(-) diff --git a/internal/checker/checker.go b/internal/checker/checker.go index b4bb178457..713acaec41 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -544,10 +544,7 @@ type Program interface { GetProjectReferenceFromOutputDts(path tspath.Path) *tsoptions.SourceOutputAndProjectReference GetRedirectForResolution(file ast.HasFileName) *tsoptions.ParsedCommandLine CommonSourceDirectory() string - // GetFileCanonicalPath returns the canonical path for a file that may be from a duplicate package. - // Used to determine if two files from the same package (name@version) installed in different locations - // should be treated as the same for type compatibility purposes. - GetFileCanonicalPath(path tspath.Path) tspath.Path + GetDeduplicatedPackagePath(path tspath.Path) tspath.Path } type Host interface { @@ -27016,15 +27013,11 @@ func (c *Checker) areSymbolsFromSamePackageFile(source *ast.Symbol, target *ast. if sourceFile == nil || targetFile == nil { return false } - // If they're from the same file, this is not a package deduplication scenario + // If they're from the same file, they can't have been deduplicated. if sourceFile == targetFile { return false } - // Get the canonical paths for both files - sourceCanonical := c.program.GetFileCanonicalPath(sourceFile.Path()) - targetCanonical := c.program.GetFileCanonicalPath(targetFile.Path()) - // If they map to the same canonical path, they're from the same package file - return sourceCanonical == targetCanonical + return c.program.GetDeduplicatedPackagePath(sourceFile.Path()) == c.program.GetDeduplicatedPackagePath(targetFile.Path()) } func compareTypesEqual(s *Type, t *Type) Ternary { diff --git a/internal/compiler/program.go b/internal/compiler/program.go index e643f9ab69..0eb9189059 100644 --- a/internal/compiler/program.go +++ b/internal/compiler/program.go @@ -116,10 +116,10 @@ func (p *Program) GetRedirectTargets(path tspath.Path) []string { return p.redirectTargetsMap[path] } -// GetFileCanonicalPath returns the canonical path for a file that may be a duplicate package. +// GetDeduplicatedPackagePath returns the canonical path for a file that may be a duplicate package. // If the file is a redirect target (i.e., it redirects to a canonical file), returns the canonical path. // Otherwise, returns the path unchanged. -func (p *Program) GetFileCanonicalPath(path tspath.Path) tspath.Path { +func (p *Program) GetDeduplicatedPackagePath(path tspath.Path) tspath.Path { // If this path has redirect targets, it's already canonical if _, ok := p.redirectTargetsMap[path]; ok { return path diff --git a/internal/transformers/tstransforms/importelision_test.go b/internal/transformers/tstransforms/importelision_test.go index 753c8e2e08..d17c058f78 100644 --- a/internal/transformers/tstransforms/importelision_test.go +++ b/internal/transformers/tstransforms/importelision_test.go @@ -86,7 +86,7 @@ func (p *fakeProgram) GetRedirectTargets(path tspath.Path) []string { return nil } -func (p *fakeProgram) GetFileCanonicalPath(path tspath.Path) tspath.Path { +func (p *fakeProgram) GetDeduplicatedPackagePath(path tspath.Path) tspath.Path { return path } From ac7cfc56477b38465bc0b360eb5e8e5ad80e2695 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:07:48 -0800 Subject: [PATCH 07/21] better comparison --- internal/compiler/fileloader.go | 5 ++++- internal/compiler/filesparser.go | 13 ++++++++++--- internal/compiler/program.go | 13 ++----------- 3 files changed, 16 insertions(+), 15 deletions(-) diff --git a/internal/compiler/fileloader.go b/internal/compiler/fileloader.go index bb9bb1f8ae..0b69107b01 100644 --- a/internal/compiler/fileloader.go +++ b/internal/compiler/fileloader.go @@ -72,7 +72,10 @@ type processedFiles struct { sourceFileToPackageName map[tspath.Path]string // Key is a file path. Value is the list of files that redirect to it (same package, different install location) redirectTargetsMap map[tspath.Path][]string - finishedProcessing bool + // Maps any path (canonical or redirect target) to its canonical path. + // Canonical paths map to themselves; redirect targets map to their canonical path. + deduplicatedPathMap map[tspath.Path]tspath.Path + finishedProcessing bool } type jsxRuntimeImportSpecifier struct { diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 7a84b652b2..92cda6e1c4 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -413,8 +413,9 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { // Skip this if package deduplication is disabled. var sourceFileToPackageName map[tspath.Path]string var redirectTargetsMap map[tspath.Path][]string + var deduplicatedPathMap map[tspath.Path]tspath.Path if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { - sourceFileToPackageName, redirectTargetsMap = computePackageRedirects(resolvedModules, loader.toPath) + sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) } return processedFiles{ @@ -435,6 +436,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { outputFileToProjectReferenceSource: outputFileToProjectReferenceSource, sourceFileToPackageName: sourceFileToPackageName, redirectTargetsMap: redirectTargetsMap, + deduplicatedPathMap: deduplicatedPathMap, } } @@ -445,7 +447,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { func computePackageRedirects( resolvedModules map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], toPath func(string) tspath.Path, -) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string) { +) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { // Collect all resolved files with package IDs // packageIdKey -> list of (resolvedPath, packageName) type fileInfo struct { @@ -498,6 +500,7 @@ func computePackageRedirects( // and build the redirect map sourceFileToPackageName = make(map[tspath.Path]string) redirectTargetsMap = make(map[tspath.Path][]string) + deduplicatedPathMap = make(map[tspath.Path]tspath.Path) for _, files := range packageIdToFiles { if len(files) == 0 { @@ -524,13 +527,17 @@ func computePackageRedirects( // If there are multiple files, the others redirect to the canonical one if len(files) > 1 { + // Canonical path maps to itself + deduplicatedPathMap[canonicalPath] = canonicalPath for _, f := range files[1:] { redirectTargetsMap[canonicalPath] = append(redirectTargetsMap[canonicalPath], string(f.path)) + // Redirect target maps to canonical + deduplicatedPathMap[f.path] = canonicalPath } } } - return sourceFileToPackageName, redirectTargetsMap + return sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap } func (w *filesParser) addIncludeReason(includeProcessor *includeProcessor, task *parseTask, reason *FileIncludeReason) { diff --git a/internal/compiler/program.go b/internal/compiler/program.go index 0eb9189059..97ecee2dee 100644 --- a/internal/compiler/program.go +++ b/internal/compiler/program.go @@ -120,17 +120,8 @@ func (p *Program) GetRedirectTargets(path tspath.Path) []string { // If the file is a redirect target (i.e., it redirects to a canonical file), returns the canonical path. // Otherwise, returns the path unchanged. func (p *Program) GetDeduplicatedPackagePath(path tspath.Path) tspath.Path { - // If this path has redirect targets, it's already canonical - if _, ok := p.redirectTargetsMap[path]; ok { - return path - } - // Check if this path is a redirect target of some canonical path - for canonicalPath, targets := range p.redirectTargetsMap { - for _, t := range targets { - if tspath.Path(t) == path { - return canonicalPath - } - } + if canonicalPath, ok := p.deduplicatedPathMap[path]; ok { + return canonicalPath } // Not part of any redirect group, return as-is return path From 43f6e083e74ce0db24b9ebb6a23a4a98805a7838 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:11:57 -0800 Subject: [PATCH 08/21] Fix paths --- internal/compiler/filesparser.go | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 92cda6e1c4..9b25a8262d 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -452,6 +452,7 @@ func computePackageRedirects( // packageIdKey -> list of (resolvedPath, packageName) type fileInfo struct { path tspath.Path + fileName string packageName string } packageIdToFiles := make(map[string][]fileInfo) @@ -478,7 +479,8 @@ func computePackageRedirects( if pkgId.SubModuleName != "" { packageIdKey = pkgId.Name + "/" + pkgId.SubModuleName + "@" + pkgId.Version } - resolvedPath := toPath(resolution.ResolvedFileName) + resolvedFileName := resolution.ResolvedFileName + resolvedPath := toPath(resolvedFileName) packageName := pkgId.PackageName() // Check if we've already recorded this path for this package @@ -491,7 +493,7 @@ func computePackageRedirects( } } if !found { - packageIdToFiles[packageIdKey] = append(files, fileInfo{path: resolvedPath, packageName: packageName}) + packageIdToFiles[packageIdKey] = append(files, fileInfo{path: resolvedPath, fileName: resolvedFileName, packageName: packageName}) } } } @@ -530,7 +532,7 @@ func computePackageRedirects( // Canonical path maps to itself deduplicatedPathMap[canonicalPath] = canonicalPath for _, f := range files[1:] { - redirectTargetsMap[canonicalPath] = append(redirectTargetsMap[canonicalPath], string(f.path)) + redirectTargetsMap[canonicalPath] = append(redirectTargetsMap[canonicalPath], f.fileName) // Redirect target maps to canonical deduplicatedPathMap[f.path] = canonicalPath } From b99c0ff4d779caec409a5818a92d0fb5ed1877b6 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:18:07 -0800 Subject: [PATCH 09/21] Cleanup --- internal/compiler/filesparser.go | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 9b25a8262d..99d1c464a0 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -1,6 +1,8 @@ package compiler import ( + "cmp" + "maps" "math" "slices" "sync" @@ -457,12 +459,7 @@ func computePackageRedirects( } packageIdToFiles := make(map[string][]fileInfo) - // Iterate through resolvedModules in sorted order for determinism - containingFilePaths := make([]tspath.Path, 0, len(resolvedModules)) - for containingPath := range resolvedModules { - containingFilePaths = append(containingFilePaths, containingPath) - } - slices.Sort(containingFilePaths) + containingFilePaths := slices.AppendSeq(make([]tspath.Path, 0, len(resolvedModules)), maps.Keys(resolvedModules)) for _, containingPath := range containingFilePaths { resolutions := resolvedModules[containingPath] @@ -509,15 +506,7 @@ func computePackageRedirects( continue } - // Sort files by path for determinism - first one becomes canonical - slices.SortFunc(files, func(a, b fileInfo) int { - if a.path < b.path { - return -1 - } else if a.path > b.path { - return 1 - } - return 0 - }) + slices.SortFunc(files, func(a, b fileInfo) int { return cmp.Compare(a.path, b.path) }) canonicalPath := files[0].path packageName := files[0].packageName From e25f2bc3a1c1a50dc3292dc192b1c9dd559831ae Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:23:39 -0800 Subject: [PATCH 10/21] Cleanup --- internal/compiler/filesparser.go | 23 ++++++----------------- 1 file changed, 6 insertions(+), 17 deletions(-) diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 99d1c464a0..904774560f 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -457,40 +457,29 @@ func computePackageRedirects( fileName string packageName string } - packageIdToFiles := make(map[string][]fileInfo) + packageIdToFiles := make(map[module.PackageId][]fileInfo) containingFilePaths := slices.AppendSeq(make([]tspath.Path, 0, len(resolvedModules)), maps.Keys(resolvedModules)) + slices.Sort(containingFilePaths) for _, containingPath := range containingFilePaths { resolutions := resolvedModules[containingPath] for _, resolution := range resolutions { - if resolution == nil || !resolution.IsResolved() { + if !resolution.IsResolved() { continue } pkgId := resolution.PackageId if pkgId.Name == "" { continue } - // packageIdKey is "name@version" (excluding peerDependencies for redirect grouping) - packageIdKey := pkgId.Name + "@" + pkgId.Version - if pkgId.SubModuleName != "" { - packageIdKey = pkgId.Name + "/" + pkgId.SubModuleName + "@" + pkgId.Version - } resolvedFileName := resolution.ResolvedFileName resolvedPath := toPath(resolvedFileName) packageName := pkgId.PackageName() // Check if we've already recorded this path for this package - files := packageIdToFiles[packageIdKey] - found := false - for _, f := range files { - if f.path == resolvedPath { - found = true - break - } - } - if !found { - packageIdToFiles[packageIdKey] = append(files, fileInfo{path: resolvedPath, fileName: resolvedFileName, packageName: packageName}) + files := packageIdToFiles[pkgId] + if !slices.ContainsFunc(files, func(f fileInfo) bool { return f.path == resolvedPath }) { + packageIdToFiles[pkgId] = append(files, fileInfo{path: resolvedPath, fileName: resolvedFileName, packageName: packageName}) } } } From 044eee238be3975756324cd33b8e5d41c89e644e Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:33:00 -0800 Subject: [PATCH 11/21] Manual test --- internal/fourslash/_scripts/manualTests.txt | 3 +- ...plicatePackageServices_fileChanges_test.go | 68 +++++++++++++++++++ 2 files changed, 70 insertions(+), 1 deletion(-) create mode 100644 internal/fourslash/tests/manual/duplicatePackageServices_fileChanges_test.go diff --git a/internal/fourslash/_scripts/manualTests.txt b/internal/fourslash/_scripts/manualTests.txt index 5373890ae0..cbbe91801b 100644 --- a/internal/fourslash/_scripts/manualTests.txt +++ b/internal/fourslash/_scripts/manualTests.txt @@ -2,6 +2,7 @@ completionListInClosedFunction05 completionsAtIncompleteObjectLiteralProperty completionsSelfDeclaring1 completionsWithDeprecatedTag4 +duplicatePackageServices_fileChanges navigationBarFunctionPrototype navigationBarFunctionPrototype2 navigationBarFunctionPrototype3 @@ -26,4 +27,4 @@ jsDocFunctionSignatures12 outliningHintSpansForFunction getOutliningSpans outliningForNonCompleteInterfaceDeclaration -incrementalParsingWithJsDoc \ No newline at end of file +incrementalParsingWithJsDoc diff --git a/internal/fourslash/tests/manual/duplicatePackageServices_fileChanges_test.go b/internal/fourslash/tests/manual/duplicatePackageServices_fileChanges_test.go new file mode 100644 index 0000000000..a3aed4e54a --- /dev/null +++ b/internal/fourslash/tests/manual/duplicatePackageServices_fileChanges_test.go @@ -0,0 +1,68 @@ +package fourslash_test + +import ( + "testing" + + "github.com/microsoft/typescript-go/internal/fourslash" + "github.com/microsoft/typescript-go/internal/testutil" +) + +func TestDuplicatePackageServices_fileChanges(t *testing.T) { + t.Parallel() + + defer testutil.RecoverAndFail(t, "Panic on fourslash test") + const content = `// @noImplicitReferences: true +// @Filename: /node_modules/a/index.d.ts +import X from "x"; +export function a(x: X): void; +// @Filename: /node_modules/a/node_modules/x/index.d.ts +export default class /*defAX*/X { + private x: number; +} +// @Filename: /node_modules/a/node_modules/x/package.json +{ "name": "x", "version": "1.2./*aVersionPatch*/3" } +// @Filename: /node_modules/b/index.d.ts +import X from "x"; +export const b: X; +// @Filename: /node_modules/b/node_modules/x/index.d.ts +export default class /*defBX*/X { + private x: number; +} +// @Filename: /node_modules/b/node_modules/x/package.json +{ "name": "x", "version": "1.2./*bVersionPatch*/3" } +// @Filename: /src/a.ts +import { a } from "a"; +import { b } from "b"; +a(/*error*/b);` + f, done := fourslash.NewFourslash(t, nil /*capabilities*/, content) + defer done() + + f.GoToFile(t, "/src/a.ts") + f.VerifyNumberOfErrorsInCurrentFile(t, 0) + + testChangeAndChangeBack := func(versionPatch string, def string) { + // Insert "4" after the version patch marker, changing version from 1.2.3 to 1.2.43 + f.GoToMarker(t, versionPatch) + f.Insert(t, "4") + + // Insert a space after the definition marker to trigger a recheck + f.GoToMarker(t, def) + f.Insert(t, " ") + + // No longer have identical packageId, so we get errors. + f.VerifyErrorExistsAfterMarker(t, "error") + + // Undo the changes + f.GoToMarker(t, versionPatch) + f.DeleteAtCaret(t, 1) + f.GoToMarker(t, def) + f.DeleteAtCaret(t, 1) + + // Back to being identical. + f.GoToFile(t, "/src/a.ts") + f.VerifyNumberOfErrorsInCurrentFile(t, 0) + } + + testChangeAndChangeBack("aVersionPatch", "defAX") + testChangeAndChangeBack("bVersionPatch", "defBX") +} From d47b3a7f6d05e0f39e8c4376366e7c6830c0dc88 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Thu, 11 Dec 2025 21:39:32 -0800 Subject: [PATCH 12/21] files are not nil --- internal/checker/checker.go | 3 --- 1 file changed, 3 deletions(-) diff --git a/internal/checker/checker.go b/internal/checker/checker.go index 713acaec41..f594f9de68 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -27010,9 +27010,6 @@ func (c *Checker) areSymbolsFromSamePackageFile(source *ast.Symbol, target *ast. } sourceFile := ast.GetSourceFileOfNode(sourceDecl) targetFile := ast.GetSourceFileOfNode(targetDecl) - if sourceFile == nil || targetFile == nil { - return false - } // If they're from the same file, they can't have been deduplicated. if sourceFile == targetFile { return false From d7e82327bc1d853a0447e441f2ff9906cde7445a Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 10:40:45 -0800 Subject: [PATCH 13/21] Go to AST replacing version --- internal/checker/checker.go | 32 +-------------- internal/checker/relater.go | 2 +- internal/compiler/filesparser.go | 11 +++++ internal/compiler/program.go | 27 +++--------- .../tstransforms/importelision_test.go | 4 -- internal/tsoptions/declscompiler.go | 3 +- .../duplicatePackageServices.baseline.jsonc | 22 +++++++--- ...tionEmitForGlobalishSpecifierSymlink.types | 2 +- ...mitForGlobalishSpecifierSymlink.types.diff | 9 ++++ .../compiler/duplicatePackage.errors.txt | 5 +-- .../compiler/duplicatePackage.errors.txt.diff | 10 +---- .../compiler/duplicatePackage.symbols | 4 +- .../compiler/duplicatePackage.symbols.diff | 14 ------- .../submodule/compiler/duplicatePackage.types | 12 +++--- .../compiler/duplicatePackage.types.diff | 41 ------------------- .../duplicatePackage_globalMerge.errors.txt | 4 +- ...plicatePackage_globalMerge.errors.txt.diff | 19 +++++++++ .../duplicatePackage_globalMerge.symbols | 2 + .../duplicatePackage_globalMerge.symbols.diff | 11 ----- .../duplicatePackage_globalMerge.types | 2 + .../duplicatePackage_globalMerge.types.diff | 11 ----- .../duplicatePackage_referenceTypes.types | 4 +- ...duplicatePackage_referenceTypes.types.diff | 14 ------- ...ePackage_relativeImportWithinPackage.types | 4 +- ...age_relativeImportWithinPackage.types.diff | 11 +++-- ...e_relativeImportWithinPackage_scoped.types | 4 +- ...ativeImportWithinPackage_scoped.types.diff | 17 -------- .../duplicatePackage_subModule.errors.txt | 33 --------------- ...duplicatePackage_subModule.errors.txt.diff | 37 ----------------- .../compiler/duplicatePackage_subModule.types | 4 +- .../duplicatePackage_subModule.types.diff | 14 ------- .../duplicatePackage_withErrors.errors.txt | 5 +-- ...uplicatePackage_withErrors.errors.txt.diff | 11 +---- .../duplicatePackage_withErrors.symbols | 2 +- .../duplicatePackage_withErrors.symbols.diff | 9 ---- .../duplicatePackage_withErrors.types | 13 +++--- .../duplicatePackage_withErrors.types.diff | 29 ------------- .../duplicatePackageServices.baseline.jsonc | 2 +- ...plicatePackageServices.baseline.jsonc.diff | 11 ----- 39 files changed, 111 insertions(+), 360 deletions(-) create mode 100644 testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage.types.diff create mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types.diff delete mode 100644 testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff diff --git a/internal/checker/checker.go b/internal/checker/checker.go index f594f9de68..8f5065c9be 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -544,7 +544,6 @@ type Program interface { GetProjectReferenceFromOutputDts(path tspath.Path) *tsoptions.SourceOutputAndProjectReference GetRedirectForResolution(file ast.HasFileName) *tsoptions.ParsedCommandLine CommonSourceDirectory() string - GetDeduplicatedPackagePath(path tspath.Path) tspath.Path } type Host interface { @@ -26976,14 +26975,8 @@ func (c *Checker) compareProperties(sourceProp *ast.Symbol, targetProp *ast.Symb return TernaryFalse } if sourcePropAccessibility != ast.ModifierFlagsNone { - sourceTarget := c.getTargetSymbol(sourceProp) - targetTarget := c.getTargetSymbol(targetProp) - if sourceTarget != targetTarget { - // Check if these symbols are from duplicate package instances (same package installed - // in different locations). If they map to the same canonical file, treat them as identical. - if !c.areSymbolsFromSamePackageFile(sourceTarget, targetTarget) { - return TernaryFalse - } + if c.getTargetSymbol(sourceProp) != c.getTargetSymbol(targetProp) { + return TernaryFalse } } else { if (sourceProp.Flags & ast.SymbolFlagsOptional) != (targetProp.Flags & ast.SymbolFlagsOptional) { @@ -26996,27 +26989,6 @@ func (c *Checker) compareProperties(sourceProp *ast.Symbol, targetProp *ast.Symb return compareTypes(c.getTypeOfSymbol(sourceProp), c.getTypeOfSymbol(targetProp)) } -// areSymbolsFromSamePackageFile checks if two symbols come from files that are duplicates -// of the same package file (same package name@version installed in different locations). -func (c *Checker) areSymbolsFromSamePackageFile(source *ast.Symbol, target *ast.Symbol) bool { - // If package deduplication is disabled, don't treat any files as duplicates - if c.compilerOptions.DisablePackageDeduplication.IsTrue() { - return false - } - sourceDecl := source.ValueDeclaration - targetDecl := target.ValueDeclaration - if sourceDecl == nil || targetDecl == nil { - return false - } - sourceFile := ast.GetSourceFileOfNode(sourceDecl) - targetFile := ast.GetSourceFileOfNode(targetDecl) - // If they're from the same file, they can't have been deduplicated. - if sourceFile == targetFile { - return false - } - return c.program.GetDeduplicatedPackagePath(sourceFile.Path()) == c.program.GetDeduplicatedPackagePath(targetFile.Path()) -} - func compareTypesEqual(s *Type, t *Type) Ternary { if s == t { return TernaryTrue diff --git a/internal/checker/relater.go b/internal/checker/relater.go index b55d891e54..db83af0745 100644 --- a/internal/checker/relater.go +++ b/internal/checker/relater.go @@ -4203,7 +4203,7 @@ func (r *Relater) propertyRelatedTo(source *Type, target *Type, sourceProp *ast. targetPropFlags := getDeclarationModifierFlagsFromSymbol(targetProp) switch { case sourcePropFlags&ast.ModifierFlagsPrivate != 0 || targetPropFlags&ast.ModifierFlagsPrivate != 0: - if sourceProp.ValueDeclaration != targetProp.ValueDeclaration && !r.c.areSymbolsFromSamePackageFile(sourceProp, targetProp) { + if sourceProp.ValueDeclaration != targetProp.ValueDeclaration { if reportErrors { if sourcePropFlags&ast.ModifierFlagsPrivate != 0 && targetPropFlags&ast.ModifierFlagsPrivate != 0 { r.reportError(diagnostics.Types_have_separate_declarations_of_a_private_property_0, r.c.symbolToString(targetProp)) diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 904774560f..e7a610e1ab 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -418,6 +418,17 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { var deduplicatedPathMap map[tspath.Path]tspath.Path if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) + // Physically replace duplicate source files with canonical ones. + // This ensures that when the checker encounters files from the same package + // installed in different locations, they're literally the same AST pointer, + // so symbol identity comparisons work correctly. + for duplicatePath, canonicalPath := range deduplicatedPathMap { + if duplicatePath != canonicalPath { + if canonicalFile, ok := filesByPath[canonicalPath]; ok { + filesByPath[duplicatePath] = canonicalFile + } + } + } } return processedFiles{ diff --git a/internal/compiler/program.go b/internal/compiler/program.go index 97ecee2dee..7986e1a19a 100644 --- a/internal/compiler/program.go +++ b/internal/compiler/program.go @@ -116,17 +116,6 @@ func (p *Program) GetRedirectTargets(path tspath.Path) []string { return p.redirectTargetsMap[path] } -// GetDeduplicatedPackagePath returns the canonical path for a file that may be a duplicate package. -// If the file is a redirect target (i.e., it redirects to a canonical file), returns the canonical path. -// Otherwise, returns the path unchanged. -func (p *Program) GetDeduplicatedPackagePath(path tspath.Path) tspath.Path { - if canonicalPath, ok := p.deduplicatedPathMap[path]; ok { - return canonicalPath - } - // Not part of any redirect group, return as-is - return path -} - // gets the original file that was included in program // this returns original source file name when including output of project reference // otherwise same name @@ -253,21 +242,15 @@ func (p *Program) UpdateProgram(changedFilePath tspath.Path, newHost CompilerHos if !canReplaceFileInProgram(oldFile, newFile) { return NewProgram(newOpts), false } - // TODO: CHECK THIS // If this file is part of a package redirect group (same package installed in multiple // node_modules locations), we need to rebuild the program because the redirect targets // might need recalculation. A file is in a redirect group if it's either a canonical // file that others redirect to, or if it redirects to another file. - // if _, isCanonical := p.redirectTargetsMap[changedFilePath]; isCanonical { - // return NewProgram(newOpts), false - // } - // for _, targets := range p.redirectTargetsMap { - // for _, target := range targets { - // if tspath.Path(target) == changedFilePath { - // return NewProgram(newOpts), false - // } - // } - // } + if canonicalPath, ok := p.deduplicatedPathMap[changedFilePath]; ok { + // File is either a canonical file or a redirect target; either way, need full rebuild + _ = canonicalPath + return NewProgram(newOpts), false + } // TODO: reverify compiler options when config has changed? result := &Program{ opts: newOpts, diff --git a/internal/transformers/tstransforms/importelision_test.go b/internal/transformers/tstransforms/importelision_test.go index d17c058f78..68c18aa71f 100644 --- a/internal/transformers/tstransforms/importelision_test.go +++ b/internal/transformers/tstransforms/importelision_test.go @@ -86,10 +86,6 @@ func (p *fakeProgram) GetRedirectTargets(path tspath.Path) []string { return nil } -func (p *fakeProgram) GetDeduplicatedPackagePath(path tspath.Path) tspath.Path { - return path -} - func (p *fakeProgram) GetSourceOfProjectReferenceIfOutputIncluded(file ast.HasFileName) string { return "" } diff --git a/internal/tsoptions/declscompiler.go b/internal/tsoptions/declscompiler.go index a6bb2733d0..ecbc9f7ad5 100644 --- a/internal/tsoptions/declscompiler.go +++ b/internal/tsoptions/declscompiler.go @@ -191,8 +191,7 @@ var commonOptionsWithBuild = []*CommandLineOption{ Category: diagnostics.Type_Checking, Description: diagnostics.Disable_deduplication_of_packages_with_the_same_name_and_version, DefaultValueDescription: false, - AffectsSemanticDiagnostics: true, - AffectsBuildInfo: true, + AffectsProgramStructure: true, }, { Name: "noEmit", diff --git a/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc b/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc index a2324c9269..3ca6e48ddb 100644 --- a/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc +++ b/testdata/baselines/reference/fourslash/findAllReferences/duplicatePackageServices.baseline.jsonc @@ -8,6 +8,10 @@ // private x: number; // } +// === /node_modules/b/index.d.ts === +// import [|X|] from "x"; +// export const b: [|X|]; + // === findAllReferences === @@ -20,14 +24,22 @@ // private x: number; // } +// === /node_modules/b/index.d.ts === +// import [|X|] from "x"; +// export const b: [|X|]; + // === findAllReferences === -// === /node_modules/b/index.d.ts === -// import [|X|]/*FIND ALL REFS*/ from "x"; -// export const b: [|X|]; +// === /node_modules/a/index.d.ts === +// import [|X|] from "x"; +// export function a(x: [|X|]): void; -// === /node_modules/b/node_modules/x/index.d.ts === +// === /node_modules/a/node_modules/x/index.d.ts === // export default class [|X|] { // private x: number; -// } \ No newline at end of file +// } + +// === /node_modules/b/index.d.ts === +// import [|X|]/*FIND ALL REFS*/ from "x"; +// export const b: [|X|]; \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types b/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types index 78a2505802..3539b7c103 100644 --- a/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types +++ b/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types @@ -40,6 +40,6 @@ export const a = getA(); === /p2/index.d.ts === export const a: import("typescript-fsa").A; ->a : import("/p2/node_modules/typescript-fsa/index").A +>a : import("/p1/node_modules/typescript-fsa/index").A diff --git a/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types.diff b/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types.diff new file mode 100644 index 0000000000..045997d7f1 --- /dev/null +++ b/testdata/baselines/reference/submodule/compiler/declarationEmitForGlobalishSpecifierSymlink.types.diff @@ -0,0 +1,9 @@ +--- old.declarationEmitForGlobalishSpecifierSymlink.types ++++ new.declarationEmitForGlobalishSpecifierSymlink.types +@@= skipped -39, +39 lines =@@ + + === /p2/index.d.ts === + export const a: import("typescript-fsa").A; +->a : import("/p2/node_modules/typescript-fsa/index").A ++>a : import("/p1/node_modules/typescript-fsa/index").A + diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt index 4e9b3720b6..7402b0d3e6 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt @@ -1,4 +1,3 @@ -/node_modules/b/index.d.ts(1,15): error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. /node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. /node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. /node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. @@ -30,10 +29,8 @@ ==== /node_modules/a/node_modules/x/package.json (0 errors) ==== { "name": "x", "version": "1.2.3" } -==== /node_modules/b/index.d.ts (1 errors) ==== +==== /node_modules/b/index.d.ts (0 errors) ==== import X from "x"; - ~~~ -!!! error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. export const b: X; ==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff index ff69e90fce..84aba2edf1 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff @@ -1,7 +1,6 @@ --- old.duplicatePackage.errors.txt +++ new.duplicatePackage.errors.txt @@= skipped -0, +0 lines =@@ -+/node_modules/b/index.d.ts(1,15): error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. +/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. @@ -10,15 +9,8 @@ /src/a.ts(5,3): error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. Types have separate declarations of a private property 'x'. -@@= skipped -23, +29 lines =@@ - ==== /node_modules/a/node_modules/x/package.json (0 errors) ==== - { "name": "x", "version": "1.2.3" } - --==== /node_modules/b/index.d.ts (0 errors) ==== -+==== /node_modules/b/index.d.ts (1 errors) ==== +@@= skipped -27, +32 lines =@@ import X from "x"; -+ ~~~ -+!!! error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. export const b: X; -==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols b/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols index b5fd703b49..0872054c30 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols @@ -44,8 +44,10 @@ export const b: X; >X : Symbol(X, Decl(index.d.ts, 0, 6)) === /node_modules/b/node_modules/x/index.d.ts === - content not parsed +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) === /node_modules/c/index.d.ts === import X from "x"; diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols.diff deleted file mode 100644 index a7dc526dc8..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.symbols.diff +++ /dev/null @@ -1,14 +0,0 @@ ---- old.duplicatePackage.symbols -+++ new.duplicatePackage.symbols -@@= skipped -43, +43 lines =@@ - >X : Symbol(X, Decl(index.d.ts, 0, 6)) - - === /node_modules/b/node_modules/x/index.d.ts === --content not parsed -->X : Symbol(X, Decl(index.d.ts, 0, 0)) - -->x : Symbol(X.x, Decl(index.d.ts, 0, 24)) -+content not parsed - - === /node_modules/c/index.d.ts === - import X from "x"; \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage.types index 77b1ce24d1..30efd9bc9e 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage.types @@ -5,7 +5,7 @@ import { a } from "a"; >a : (x: import("/node_modules/a/node_modules/x/index").default) => void import { b } from "b"; ->b : X +>b : import("/node_modules/a/node_modules/x/index").default import { c } from "c"; >c : import("/node_modules/c/node_modules/x/index").default @@ -13,7 +13,7 @@ import { c } from "c"; a(b); // Works >a(b) : void >a : (x: import("/node_modules/a/node_modules/x/index").default) => void ->b : X +>b : import("/node_modules/a/node_modules/x/index").default a(c); // Error, these are from different versions of the library. >a(c) : void @@ -38,16 +38,16 @@ export default class X { === /node_modules/b/index.d.ts === import X from "x"; ->X : any +>X : typeof X export const b: X; >b : X === /node_modules/b/node_modules/x/index.d.ts === content not parsed ->content : any ->not : any ->parsed : any +>X : X + +>x : number === /node_modules/c/index.d.ts === import X from "x"; diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage.types.diff deleted file mode 100644 index 6dcafc5f6d..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.types.diff +++ /dev/null @@ -1,41 +0,0 @@ ---- old.duplicatePackage.types -+++ new.duplicatePackage.types -@@= skipped -4, +4 lines =@@ - >a : (x: import("/node_modules/a/node_modules/x/index").default) => void - - import { b } from "b"; -->b : import("/node_modules/a/node_modules/x/index").default -+>b : X - - import { c } from "c"; - >c : import("/node_modules/c/node_modules/x/index").default -@@= skipped -8, +8 lines =@@ - a(b); // Works - >a(b) : void - >a : (x: import("/node_modules/a/node_modules/x/index").default) => void -->b : import("/node_modules/a/node_modules/x/index").default -+>b : X - - a(c); // Error, these are from different versions of the library. - >a(c) : void -@@= skipped -25, +25 lines =@@ - - === /node_modules/b/index.d.ts === - import X from "x"; -->X : typeof X -+>X : any - - export const b: X; - >b : X - - === /node_modules/b/node_modules/x/index.d.ts === - content not parsed -->X : X -- -->x : number -+>content : any -+>not : any -+>parsed : any - - === /node_modules/c/index.d.ts === - import X from "x"; \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt index d7e77340ac..d0be79b1b5 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt @@ -1,6 +1,6 @@ /node_modules/@types/react/index.d.ts(1,9): error TS2669: Augmentations for the global scope can only be directly nested in external modules or ambient module declarations. /src/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. -/tests/index.ts(1,24): error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. +/tests/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. ==== /src/bug25410.ts (0 errors) ==== @@ -15,7 +15,7 @@ ==== /tests/index.ts (1 errors) ==== import * as React from 'react'; ~~~~~~~ -!!! error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. +!!! error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. export var y = 2 ==== /tests/node_modules/@types/react/package.json (0 errors) ==== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff new file mode 100644 index 0000000000..1f44baa7bf --- /dev/null +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff @@ -0,0 +1,19 @@ +--- old.duplicatePackage_globalMerge.errors.txt ++++ new.duplicatePackage_globalMerge.errors.txt +@@= skipped -0, +0 lines =@@ + /node_modules/@types/react/index.d.ts(1,9): error TS2669: Augmentations for the global scope can only be directly nested in external modules or ambient module declarations. + /src/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. +-/tests/index.ts(1,24): error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. ++/tests/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. + + + ==== /src/bug25410.ts (0 errors) ==== +@@= skipped -14, +14 lines =@@ + ==== /tests/index.ts (1 errors) ==== + import * as React from 'react'; + ~~~~~~~ +-!!! error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. ++!!! error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. + export var y = 2 + + ==== /tests/node_modules/@types/react/package.json (0 errors) ==== \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols index abc070a609..0b3ba9f899 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols @@ -23,6 +23,8 @@ export var y = 2 === /tests/node_modules/@types/react/index.d.ts === +>global : Symbol(global, Decl(index.d.ts, 0, 0)) + === /node_modules/@types/react/index.d.ts === declare global { } >global : Symbol(global, Decl(index.d.ts, 0, 0)) diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols.diff deleted file mode 100644 index 3de2625386..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.symbols.diff +++ /dev/null @@ -1,11 +0,0 @@ ---- old.duplicatePackage_globalMerge.symbols -+++ new.duplicatePackage_globalMerge.symbols -@@= skipped -22, +22 lines =@@ - - === /tests/node_modules/@types/react/index.d.ts === - -->global : Symbol(global, Decl(index.d.ts, 0, 0)) -- - === /node_modules/@types/react/index.d.ts === - declare global { } - >global : Symbol(global, Decl(index.d.ts, 0, 0)) \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types index ecba91848d..920d6906dc 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types @@ -25,6 +25,8 @@ export var y = 2 === /tests/node_modules/@types/react/index.d.ts === +>global : typeof global + === /node_modules/@types/react/index.d.ts === declare global { } >global : typeof global diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types.diff deleted file mode 100644 index a280e89724..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.types.diff +++ /dev/null @@ -1,11 +0,0 @@ ---- old.duplicatePackage_globalMerge.types -+++ new.duplicatePackage_globalMerge.types -@@= skipped -24, +24 lines =@@ - - === /tests/node_modules/@types/react/index.d.ts === - -->global : typeof global -- - === /node_modules/@types/react/index.d.ts === - declare global { } - >global : typeof global \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types index ac9be73082..c9c06c50d9 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types @@ -9,9 +9,9 @@ import { Foo } from "foo"; let foo: Foo = a.foo; >foo : Foo ->a.foo : import("/node_modules/a/node_modules/foo/index").Foo +>a.foo : Foo >a : typeof a ->foo : import("/node_modules/a/node_modules/foo/index").Foo +>foo : Foo === /node_modules/a/index.d.ts === /// diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types.diff deleted file mode 100644 index 80ed49bf27..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_referenceTypes.types.diff +++ /dev/null @@ -1,14 +0,0 @@ ---- old.duplicatePackage_referenceTypes.types -+++ new.duplicatePackage_referenceTypes.types -@@= skipped -8, +8 lines =@@ - - let foo: Foo = a.foo; - >foo : Foo -->a.foo : Foo -+>a.foo : import("/node_modules/a/node_modules/foo/index").Foo - >a : typeof a -->foo : Foo -+>foo : import("/node_modules/a/node_modules/foo/index").Foo - - === /node_modules/a/index.d.ts === - /// \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types index 75d6b524f4..20691ab09a 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types @@ -2,14 +2,14 @@ === /index.ts === import { use } from "foo/use"; ->use : (o: import("/node_modules/foo/index").C) => void +>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void import { o } from "a"; >o : import("/node_modules/a/node_modules/foo/index").C use(o); >use(o) : void ->use : (o: import("/node_modules/foo/index").C) => void +>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void >o : import("/node_modules/a/node_modules/foo/index").C === /node_modules/a/node_modules/foo/index.d.ts === diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff index bd4b5c7d10..2df6ebfad5 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff @@ -1,7 +1,11 @@ --- old.duplicatePackage_relativeImportWithinPackage.types +++ new.duplicatePackage_relativeImportWithinPackage.types -@@= skipped -4, +4 lines =@@ - >use : (o: import("/node_modules/foo/index").C) => void +@@= skipped -1, +1 lines =@@ + + === /index.ts === + import { use } from "foo/use"; +->use : (o: import("/node_modules/foo/index").C) => void ++>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void import { o } from "a"; ->o : import("/node_modules/foo/index").C @@ -9,8 +13,9 @@ use(o); >use(o) : void - >use : (o: import("/node_modules/foo/index").C) => void +->use : (o: import("/node_modules/foo/index").C) => void ->o : import("/node_modules/foo/index").C ++>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void +>o : import("/node_modules/a/node_modules/foo/index").C === /node_modules/a/node_modules/foo/index.d.ts === diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types index 8fa6f0c879..927fdfa748 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types @@ -5,12 +5,12 @@ import { use } from "@foo/bar/use"; >use : (o: import("/node_modules/@foo/bar/index").C) => void import { o } from "a"; ->o : import("/node_modules/a/node_modules/@foo/bar/index").C +>o : import("/node_modules/@foo/bar/index").C use(o); >use(o) : void >use : (o: import("/node_modules/@foo/bar/index").C) => void ->o : import("/node_modules/a/node_modules/@foo/bar/index").C +>o : import("/node_modules/@foo/bar/index").C === /node_modules/a/node_modules/@foo/bar/index.d.ts === export class C { diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types.diff deleted file mode 100644 index 61dace3bcc..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage_scoped.types.diff +++ /dev/null @@ -1,17 +0,0 @@ ---- old.duplicatePackage_relativeImportWithinPackage_scoped.types -+++ new.duplicatePackage_relativeImportWithinPackage_scoped.types -@@= skipped -4, +4 lines =@@ - >use : (o: import("/node_modules/@foo/bar/index").C) => void - - import { o } from "a"; -->o : import("/node_modules/@foo/bar/index").C -+>o : import("/node_modules/a/node_modules/@foo/bar/index").C - - use(o); - >use(o) : void - >use : (o: import("/node_modules/@foo/bar/index").C) => void -->o : import("/node_modules/@foo/bar/index").C -+>o : import("/node_modules/a/node_modules/@foo/bar/index").C - - === /node_modules/a/node_modules/@foo/bar/index.d.ts === - export class C { \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt deleted file mode 100644 index a7412affa6..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt +++ /dev/null @@ -1,33 +0,0 @@ -/index.ts(4,7): error TS2322: Type 'import("/node_modules/a/node_modules/foo/Foo").default' is not assignable to type 'import("/node_modules/foo/Foo").default'. - Property 'source' is protected but type 'Foo' is not a class derived from 'Foo'. - - -==== /index.ts (1 errors) ==== - import Foo from "foo/Foo"; - import * as a from "a"; - - const o: Foo = a.o; - ~ -!!! error TS2322: Type 'import("/node_modules/a/node_modules/foo/Foo").default' is not assignable to type 'import("/node_modules/foo/Foo").default'. -!!! error TS2322: Property 'source' is protected but type 'Foo' is not a class derived from 'Foo'. - -==== /node_modules/a/index.d.ts (0 errors) ==== - import Foo from "foo/Foo"; - export const o: Foo; - -==== /node_modules/a/node_modules/foo/Foo.d.ts (0 errors) ==== - export default class Foo { - protected source: boolean; - } - -==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== - { "name": "foo", "version": "1.2.3" } - -==== /node_modules/foo/Foo.d.ts (0 errors) ==== - export default class Foo { - protected source: boolean; - } - -==== /node_modules/foo/package.json (0 errors) ==== - { "name": "foo", "version": "1.2.3" } - \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt.diff deleted file mode 100644 index 7fb6c1ad0b..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.errors.txt.diff +++ /dev/null @@ -1,37 +0,0 @@ ---- old.duplicatePackage_subModule.errors.txt -+++ new.duplicatePackage_subModule.errors.txt -@@= skipped -0, +0 lines =@@ -- -+/index.ts(4,7): error TS2322: Type 'import("/node_modules/a/node_modules/foo/Foo").default' is not assignable to type 'import("/node_modules/foo/Foo").default'. -+ Property 'source' is protected but type 'Foo' is not a class derived from 'Foo'. -+ -+ -+==== /index.ts (1 errors) ==== -+ import Foo from "foo/Foo"; -+ import * as a from "a"; -+ -+ const o: Foo = a.o; -+ ~ -+!!! error TS2322: Type 'import("/node_modules/a/node_modules/foo/Foo").default' is not assignable to type 'import("/node_modules/foo/Foo").default'. -+!!! error TS2322: Property 'source' is protected but type 'Foo' is not a class derived from 'Foo'. -+ -+==== /node_modules/a/index.d.ts (0 errors) ==== -+ import Foo from "foo/Foo"; -+ export const o: Foo; -+ -+==== /node_modules/a/node_modules/foo/Foo.d.ts (0 errors) ==== -+ export default class Foo { -+ protected source: boolean; -+ } -+ -+==== /node_modules/a/node_modules/foo/package.json (0 errors) ==== -+ { "name": "foo", "version": "1.2.3" } -+ -+==== /node_modules/foo/Foo.d.ts (0 errors) ==== -+ export default class Foo { -+ protected source: boolean; -+ } -+ -+==== /node_modules/foo/package.json (0 errors) ==== -+ { "name": "foo", "version": "1.2.3" } -+ \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types index 7767de1d94..976b785722 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types @@ -9,9 +9,9 @@ import * as a from "a"; const o: Foo = a.o; >o : Foo ->a.o : import("/node_modules/a/node_modules/foo/Foo").default +>a.o : Foo >a : typeof a ->o : import("/node_modules/a/node_modules/foo/Foo").default +>o : Foo === /node_modules/a/index.d.ts === import Foo from "foo/Foo"; diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types.diff deleted file mode 100644 index 25738a74af..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_subModule.types.diff +++ /dev/null @@ -1,14 +0,0 @@ ---- old.duplicatePackage_subModule.types -+++ new.duplicatePackage_subModule.types -@@= skipped -8, +8 lines =@@ - - const o: Foo = a.o; - >o : Foo -->a.o : Foo -+>a.o : import("/node_modules/a/node_modules/foo/Foo").default - >a : typeof a -->o : Foo -+>o : import("/node_modules/a/node_modules/foo/Foo").default - - === /node_modules/a/index.d.ts === - import Foo from "foo/Foo"; \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt index 090ca51dd3..f5c457bb9f 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt @@ -1,5 +1,4 @@ /node_modules/a/node_modules/x/index.d.ts(1,18): error TS1254: A 'const' initializer in an ambient context must be a string or numeric literal or literal enum reference. -/node_modules/b/index.d.ts(1,19): error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. /node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. /node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. /node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. @@ -22,10 +21,8 @@ ==== /node_modules/a/node_modules/x/package.json (0 errors) ==== { "name": "x", "version": "1.2.3" } -==== /node_modules/b/index.d.ts (1 errors) ==== +==== /node_modules/b/index.d.ts (0 errors) ==== export { x } from "x"; - ~~~ -!!! error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. ==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== content not parsed diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff index 8885fbc2f7..30b0beb10e 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff @@ -2,7 +2,6 @@ +++ new.duplicatePackage_withErrors.errors.txt @@= skipped -0, +0 lines =@@ /node_modules/a/node_modules/x/index.d.ts(1,18): error TS1254: A 'const' initializer in an ambient context must be a string or numeric literal or literal enum reference. -+/node_modules/b/index.d.ts(1,19): error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. +/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. @@ -11,15 +10,9 @@ ==== /src/a.ts (0 errors) ==== -@@= skipped -15, +21 lines =@@ - ==== /node_modules/a/node_modules/x/package.json (0 errors) ==== - { "name": "x", "version": "1.2.3" } - --==== /node_modules/b/index.d.ts (0 errors) ==== -+==== /node_modules/b/index.d.ts (1 errors) ==== +@@= skipped -18, +23 lines =@@ + ==== /node_modules/b/index.d.ts (0 errors) ==== export { x } from "x"; -+ ~~~ -+!!! error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. -==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== +==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols index a8df9c4b12..76a9124077 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols @@ -22,6 +22,6 @@ export { x } from "x"; >x : Symbol(x, Decl(index.d.ts, 0, 8)) === /node_modules/b/node_modules/x/index.d.ts === - content not parsed +>x : Symbol(x, Decl(index.d.ts, 0, 12)) diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols.diff deleted file mode 100644 index 666f32f2ad..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.symbols.diff +++ /dev/null @@ -1,9 +0,0 @@ ---- old.duplicatePackage_withErrors.symbols -+++ new.duplicatePackage_withErrors.symbols -@@= skipped -21, +21 lines =@@ - >x : Symbol(x, Decl(index.d.ts, 0, 8)) - - === /node_modules/b/node_modules/x/index.d.ts === -+ - content not parsed -->x : Symbol(x, Decl(index.d.ts, 0, 12)) diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types index f1e33a4617..e96c81fd63 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types @@ -6,8 +6,8 @@ import { x as xa } from "a"; >xa : number import { x as xb } from "b"; ->x : any ->xb : any +>x : number +>xb : number === /node_modules/a/index.d.ts === export { x } from "x"; @@ -22,11 +22,12 @@ export const x = 1 + 1; === /node_modules/b/index.d.ts === export { x } from "x"; ->x : any +>x : number === /node_modules/b/node_modules/x/index.d.ts === content not parsed ->content : any ->not : any ->parsed : any +>x : number +>1 + 1 : number +>1 : 1 +>1 : 1 diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types.diff deleted file mode 100644 index 6f962c0e97..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.types.diff +++ /dev/null @@ -1,29 +0,0 @@ ---- old.duplicatePackage_withErrors.types -+++ new.duplicatePackage_withErrors.types -@@= skipped -5, +5 lines =@@ - >xa : number - - import { x as xb } from "b"; -->x : number -->xb : number -+>x : any -+>xb : any - - === /node_modules/a/index.d.ts === - export { x } from "x"; -@@= skipped -16, +16 lines =@@ - - === /node_modules/b/index.d.ts === - export { x } from "x"; -->x : number -+>x : any - - === /node_modules/b/node_modules/x/index.d.ts === - content not parsed -->x : number -->1 + 1 : number -->1 : 1 -->1 : 1 -+>content : any -+>not : any -+>parsed : any diff --git a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc index f2710c3963..9e286c69af 100644 --- a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc +++ b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc @@ -11,7 +11,7 @@ // === goToDefinition === -// === /node_modules/b/node_modules/x/index.d.ts === +// === /node_modules/a/node_modules/x/index.d.ts === // <|export default class [|X|] { // private x: number; // }|> diff --git a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff b/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff deleted file mode 100644 index 15df7ad52a..0000000000 --- a/testdata/baselines/reference/submodule/fourslash/goToDefinition/duplicatePackageServices.baseline.jsonc.diff +++ /dev/null @@ -1,11 +0,0 @@ ---- old.duplicatePackageServices.baseline.jsonc -+++ new.duplicatePackageServices.baseline.jsonc -@@= skipped -10, +10 lines =@@ - - - // === goToDefinition === --// === /node_modules/a/node_modules/x/index.d.ts === -+// === /node_modules/b/node_modules/x/index.d.ts === - // <|export default class [|X|] { - // private x: number; - // }|> \ No newline at end of file From af6f313738ddbe83bb849729a397af02614c59d2 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 10:51:42 -0800 Subject: [PATCH 14/21] fmt --- internal/tsoptions/declscompiler.go | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/internal/tsoptions/declscompiler.go b/internal/tsoptions/declscompiler.go index ecbc9f7ad5..b1a0d3c4a3 100644 --- a/internal/tsoptions/declscompiler.go +++ b/internal/tsoptions/declscompiler.go @@ -186,12 +186,12 @@ var commonOptionsWithBuild = []*CommandLineOption{ // Not setting affectsSemanticDiagnostics or affectsBuildInfo because we dont want all diagnostics to go away, its handled in builder }, { - Name: "disablePackageDeduplication", - Kind: CommandLineOptionTypeBoolean, - Category: diagnostics.Type_Checking, - Description: diagnostics.Disable_deduplication_of_packages_with_the_same_name_and_version, - DefaultValueDescription: false, - AffectsProgramStructure: true, + Name: "disablePackageDeduplication", + Kind: CommandLineOptionTypeBoolean, + Category: diagnostics.Type_Checking, + Description: diagnostics.Disable_deduplication_of_packages_with_the_same_name_and_version, + DefaultValueDescription: false, + AffectsProgramStructure: true, }, { Name: "noEmit", From 03a3d8fe152d88dfffb13de8eda5206b24686480 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 10:57:00 -0800 Subject: [PATCH 15/21] Drop unused --- internal/compiler/fileloader.go | 4 +--- internal/compiler/filesparser.go | 15 +++------------ 2 files changed, 4 insertions(+), 15 deletions(-) diff --git a/internal/compiler/fileloader.go b/internal/compiler/fileloader.go index 0b69107b01..c788922d89 100644 --- a/internal/compiler/fileloader.go +++ b/internal/compiler/fileloader.go @@ -51,6 +51,7 @@ type fileLoader struct { } type processedFiles struct { + finishedProcessing bool resolver *module.Resolver files []*ast.SourceFile filesByPath map[tspath.Path]*ast.SourceFile @@ -68,14 +69,11 @@ type processedFiles struct { // if file was included using source file and its output is actually part of program // this contains mapping from output to source file outputFileToProjectReferenceSource map[tspath.Path]string - // Maps a source file path to the name of the package it was imported with - sourceFileToPackageName map[tspath.Path]string // Key is a file path. Value is the list of files that redirect to it (same package, different install location) redirectTargetsMap map[tspath.Path][]string // Maps any path (canonical or redirect target) to its canonical path. // Canonical paths map to themselves; redirect targets map to their canonical path. deduplicatedPathMap map[tspath.Path]tspath.Path - finishedProcessing bool } type jsxRuntimeImportSpecifier struct { diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index e7a610e1ab..4c74e0457b 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -413,11 +413,10 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { // Build sourceFileToPackageName and redirectTargetsMap by scanning all resolved modules. // This is done after loading is complete to ensure determinism regardless of load order. // Skip this if package deduplication is disabled. - var sourceFileToPackageName map[tspath.Path]string var redirectTargetsMap map[tspath.Path][]string var deduplicatedPathMap map[tspath.Path]tspath.Path if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { - sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) + redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) // Physically replace duplicate source files with canonical ones. // This ensures that when the checker encounters files from the same package // installed in different locations, they're literally the same AST pointer, @@ -447,7 +446,6 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { missingFiles: missingFiles, includeProcessor: includeProcessor, outputFileToProjectReferenceSource: outputFileToProjectReferenceSource, - sourceFileToPackageName: sourceFileToPackageName, redirectTargetsMap: redirectTargetsMap, deduplicatedPathMap: deduplicatedPathMap, } @@ -460,7 +458,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { func computePackageRedirects( resolvedModules map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], toPath func(string) tspath.Path, -) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { +) (redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { // Collect all resolved files with package IDs // packageIdKey -> list of (resolvedPath, packageName) type fileInfo struct { @@ -497,7 +495,6 @@ func computePackageRedirects( // Now for each packageIdKey with multiple files, pick the canonical one (lexicographically first) // and build the redirect map - sourceFileToPackageName = make(map[tspath.Path]string) redirectTargetsMap = make(map[tspath.Path][]string) deduplicatedPathMap = make(map[tspath.Path]tspath.Path) @@ -509,12 +506,6 @@ func computePackageRedirects( slices.SortFunc(files, func(a, b fileInfo) int { return cmp.Compare(a.path, b.path) }) canonicalPath := files[0].path - packageName := files[0].packageName - - // Record package name for all files from this package - for _, f := range files { - sourceFileToPackageName[f.path] = packageName - } // If there are multiple files, the others redirect to the canonical one if len(files) > 1 { @@ -528,7 +519,7 @@ func computePackageRedirects( } } - return sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap + return redirectTargetsMap, deduplicatedPathMap } func (w *filesParser) addIncludeReason(includeProcessor *includeProcessor, task *parseTask, reason *FileIncludeReason) { From 27d78aff0a31cb813a72407d7a85a55389cda062 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 11:14:06 -0800 Subject: [PATCH 16/21] Revert "Drop unused" This reverts commit 03a3d8fe152d88dfffb13de8eda5206b24686480. --- internal/compiler/fileloader.go | 4 +++- internal/compiler/filesparser.go | 15 ++++++++++++--- 2 files changed, 15 insertions(+), 4 deletions(-) diff --git a/internal/compiler/fileloader.go b/internal/compiler/fileloader.go index c788922d89..0b69107b01 100644 --- a/internal/compiler/fileloader.go +++ b/internal/compiler/fileloader.go @@ -51,7 +51,6 @@ type fileLoader struct { } type processedFiles struct { - finishedProcessing bool resolver *module.Resolver files []*ast.SourceFile filesByPath map[tspath.Path]*ast.SourceFile @@ -69,11 +68,14 @@ type processedFiles struct { // if file was included using source file and its output is actually part of program // this contains mapping from output to source file outputFileToProjectReferenceSource map[tspath.Path]string + // Maps a source file path to the name of the package it was imported with + sourceFileToPackageName map[tspath.Path]string // Key is a file path. Value is the list of files that redirect to it (same package, different install location) redirectTargetsMap map[tspath.Path][]string // Maps any path (canonical or redirect target) to its canonical path. // Canonical paths map to themselves; redirect targets map to their canonical path. deduplicatedPathMap map[tspath.Path]tspath.Path + finishedProcessing bool } type jsxRuntimeImportSpecifier struct { diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index 4c74e0457b..e7a610e1ab 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -413,10 +413,11 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { // Build sourceFileToPackageName and redirectTargetsMap by scanning all resolved modules. // This is done after loading is complete to ensure determinism regardless of load order. // Skip this if package deduplication is disabled. + var sourceFileToPackageName map[tspath.Path]string var redirectTargetsMap map[tspath.Path][]string var deduplicatedPathMap map[tspath.Path]tspath.Path if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { - redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) + sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) // Physically replace duplicate source files with canonical ones. // This ensures that when the checker encounters files from the same package // installed in different locations, they're literally the same AST pointer, @@ -446,6 +447,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { missingFiles: missingFiles, includeProcessor: includeProcessor, outputFileToProjectReferenceSource: outputFileToProjectReferenceSource, + sourceFileToPackageName: sourceFileToPackageName, redirectTargetsMap: redirectTargetsMap, deduplicatedPathMap: deduplicatedPathMap, } @@ -458,7 +460,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { func computePackageRedirects( resolvedModules map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], toPath func(string) tspath.Path, -) (redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { +) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { // Collect all resolved files with package IDs // packageIdKey -> list of (resolvedPath, packageName) type fileInfo struct { @@ -495,6 +497,7 @@ func computePackageRedirects( // Now for each packageIdKey with multiple files, pick the canonical one (lexicographically first) // and build the redirect map + sourceFileToPackageName = make(map[tspath.Path]string) redirectTargetsMap = make(map[tspath.Path][]string) deduplicatedPathMap = make(map[tspath.Path]tspath.Path) @@ -506,6 +509,12 @@ func computePackageRedirects( slices.SortFunc(files, func(a, b fileInfo) int { return cmp.Compare(a.path, b.path) }) canonicalPath := files[0].path + packageName := files[0].packageName + + // Record package name for all files from this package + for _, f := range files { + sourceFileToPackageName[f.path] = packageName + } // If there are multiple files, the others redirect to the canonical one if len(files) > 1 { @@ -519,7 +528,7 @@ func computePackageRedirects( } } - return redirectTargetsMap, deduplicatedPathMap + return sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap } func (w *filesParser) addIncludeReason(includeProcessor *includeProcessor, task *parseTask, reason *FileIncludeReason) { From cf0bc1894d268c1300e62262f873cfa9160904da Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 11:36:14 -0800 Subject: [PATCH 17/21] Delete files that have been deduped away --- internal/compiler/filesparser.go | 8 +++++ .../compiler/duplicatePackage.errors.txt | 17 +--------- .../compiler/duplicatePackage.errors.txt.diff | 31 ------------------ .../duplicatePackage_withErrors.errors.txt | 17 +--------- ...uplicatePackage_withErrors.errors.txt.diff | 32 ------------------- ...er-symlinked-package-with-indirect-link.js | 2 -- ...gh-source-and-another-symlinked-package.js | 2 -- 7 files changed, 10 insertions(+), 99 deletions(-) delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index e7a610e1ab..a1d5fafdd8 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -429,6 +429,14 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { } } } + // Also filter allFiles to remove duplicates - we only want to check canonical files. + // This prevents duplicate checking and avoids processing dependencies of duplicate files. + allFiles = slices.DeleteFunc(allFiles, func(f *ast.SourceFile) bool { + if canonicalPath, ok := deduplicatedPathMap[f.Path()]; ok { + return f.Path() != canonicalPath + } + return false + }) } return processedFiles{ diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt index 7402b0d3e6..99d5a3f29c 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt @@ -1,8 +1,3 @@ -/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. -/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. -/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. -/node_modules/b/node_modules/x/index.d.ts(1,9): error TS2304: Cannot find name 'not'. -/node_modules/b/node_modules/x/index.d.ts(1,13): error TS2304: Cannot find name 'parsed'. /src/a.ts(5,3): error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. Types have separate declarations of a private property 'x'. @@ -33,18 +28,8 @@ import X from "x"; export const b: X; -==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== +==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== content not parsed - ~~~~~~~ -!!! error TS1434: Unexpected keyword or identifier. - ~~~~~~~ -!!! error TS2304: Cannot find name 'content'. - ~~~ -!!! error TS1434: Unexpected keyword or identifier. - ~~~ -!!! error TS2304: Cannot find name 'not'. - ~~~~~~ -!!! error TS2304: Cannot find name 'parsed'. ==== /node_modules/b/node_modules/x/package.json (0 errors) ==== { "name": "x", "version": "1.2.3" } diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff deleted file mode 100644 index 84aba2edf1..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage.errors.txt.diff +++ /dev/null @@ -1,31 +0,0 @@ ---- old.duplicatePackage.errors.txt -+++ new.duplicatePackage.errors.txt -@@= skipped -0, +0 lines =@@ -+/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. -+/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. -+/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. -+/node_modules/b/node_modules/x/index.d.ts(1,9): error TS2304: Cannot find name 'not'. -+/node_modules/b/node_modules/x/index.d.ts(1,13): error TS2304: Cannot find name 'parsed'. - /src/a.ts(5,3): error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. - Types have separate declarations of a private property 'x'. - -@@= skipped -27, +32 lines =@@ - import X from "x"; - export const b: X; - --==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== -+==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== - content not parsed -+ ~~~~~~~ -+!!! error TS1434: Unexpected keyword or identifier. -+ ~~~~~~~ -+!!! error TS2304: Cannot find name 'content'. -+ ~~~ -+!!! error TS1434: Unexpected keyword or identifier. -+ ~~~ -+!!! error TS2304: Cannot find name 'not'. -+ ~~~~~~ -+!!! error TS2304: Cannot find name 'parsed'. - - ==== /node_modules/b/node_modules/x/package.json (0 errors) ==== - { "name": "x", "version": "1.2.3" } \ No newline at end of file diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt index f5c457bb9f..89cc598606 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt @@ -1,9 +1,4 @@ /node_modules/a/node_modules/x/index.d.ts(1,18): error TS1254: A 'const' initializer in an ambient context must be a string or numeric literal or literal enum reference. -/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. -/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. -/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. -/node_modules/b/node_modules/x/index.d.ts(1,9): error TS2304: Cannot find name 'not'. -/node_modules/b/node_modules/x/index.d.ts(1,13): error TS2304: Cannot find name 'parsed'. ==== /src/a.ts (0 errors) ==== @@ -24,18 +19,8 @@ ==== /node_modules/b/index.d.ts (0 errors) ==== export { x } from "x"; -==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== +==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== content not parsed - ~~~~~~~ -!!! error TS1434: Unexpected keyword or identifier. - ~~~~~~~ -!!! error TS2304: Cannot find name 'content'. - ~~~ -!!! error TS1434: Unexpected keyword or identifier. - ~~~ -!!! error TS2304: Cannot find name 'not'. - ~~~~~~ -!!! error TS2304: Cannot find name 'parsed'. ==== /node_modules/b/node_modules/x/package.json (0 errors) ==== { "name": "x", "version": "1.2.3" } diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff deleted file mode 100644 index 30b0beb10e..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_withErrors.errors.txt.diff +++ /dev/null @@ -1,32 +0,0 @@ ---- old.duplicatePackage_withErrors.errors.txt -+++ new.duplicatePackage_withErrors.errors.txt -@@= skipped -0, +0 lines =@@ - /node_modules/a/node_modules/x/index.d.ts(1,18): error TS1254: A 'const' initializer in an ambient context must be a string or numeric literal or literal enum reference. -+/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. -+/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. -+/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. -+/node_modules/b/node_modules/x/index.d.ts(1,9): error TS2304: Cannot find name 'not'. -+/node_modules/b/node_modules/x/index.d.ts(1,13): error TS2304: Cannot find name 'parsed'. - - - ==== /src/a.ts (0 errors) ==== -@@= skipped -18, +23 lines =@@ - ==== /node_modules/b/index.d.ts (0 errors) ==== - export { x } from "x"; - --==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== -+==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== - content not parsed -+ ~~~~~~~ -+!!! error TS1434: Unexpected keyword or identifier. -+ ~~~~~~~ -+!!! error TS2304: Cannot find name 'content'. -+ ~~~ -+!!! error TS1434: Unexpected keyword or identifier. -+ ~~~ -+!!! error TS2304: Cannot find name 'not'. -+ ~~~~~~ -+!!! error TS2304: Cannot find name 'parsed'. - - ==== /node_modules/b/node_modules/x/package.json (0 errors) ==== - { "name": "x", "version": "1.2.3" } \ No newline at end of file diff --git a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js index cef83d3a2d..70e094d00d 100644 --- a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js +++ b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package-with-indirect-link.js @@ -166,8 +166,6 @@ Resolving real path for '/user/username/projects/myproject/plugin-two/node_modul ======== Module name 'typescript-fsa' was successfully resolved to '/user/username/projects/myproject/plugin-two/node_modules/typescript-fsa/index.d.ts' with Package ID 'typescript-fsa/index.d.ts@3.0.0-beta-2'. ======== ../../../../home/src/tslibs/TS/Lib/lib.d.ts Default library for target 'ES5' -plugin-two/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-two/dist/commonjs/index.d.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-two/dist/commonjs/index.d.ts Imported via "plugin-two" from file 'plugin-one/index.ts' with packageId 'plugin-two/dist/commonjs/index.d.ts@0.1.3' plugin-one/node_modules/typescript-fsa/index.d.ts diff --git a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js index 983c7cf391..fc9f6e3c5d 100644 --- a/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js +++ b/testdata/baselines/reference/tsc/declarationEmit/when-same-version-is-referenced-through-source-and-another-symlinked-package.js @@ -157,8 +157,6 @@ plugin-one/node_modules/typescript-fsa/index.d.ts Imported via "typescript-fsa" from file 'plugin-one/action.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-one/action.ts Matched by default include pattern '**/*' -plugin-two/node_modules/typescript-fsa/index.d.ts - Imported via "typescript-fsa" from file 'plugin-two/index.d.ts' with packageId 'typescript-fsa/index.d.ts@3.0.0-beta-2' plugin-two/index.d.ts Imported via "plugin-two" from file 'plugin-one/index.ts' plugin-one/index.ts From fb1e84f28ff339fab2368d7039d146b7255096ca Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Mon, 15 Dec 2025 12:57:22 -0800 Subject: [PATCH 18/21] Do this during collectFiles --- internal/compiler/filesparser.go | 136 ++++++------------ ...ePackage_relativeImportWithinPackage.types | 8 +- ...age_relativeImportWithinPackage.types.diff | 22 --- 3 files changed, 46 insertions(+), 120 deletions(-) delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff diff --git a/internal/compiler/filesparser.go b/internal/compiler/filesparser.go index a1d5fafdd8..ab6a98ee5c 100644 --- a/internal/compiler/filesparser.go +++ b/internal/compiler/filesparser.go @@ -1,8 +1,6 @@ package compiler import ( - "cmp" - "maps" "math" "slices" "sync" @@ -285,6 +283,17 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { var sourceFilesFoundSearchingNodeModules collections.Set[tspath.Path] libFilesMap := make(map[tspath.Path]*LibFile, libFileCount) + var sourceFileToPackageName map[tspath.Path]string + var redirectTargetsMap map[tspath.Path][]string + var deduplicatedPathMap map[tspath.Path]tspath.Path + var packageIdToCanonicalPath map[module.PackageId]tspath.Path + if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { + sourceFileToPackageName = make(map[tspath.Path]string, totalFileCount) + redirectTargetsMap = make(map[tspath.Path][]string) + deduplicatedPathMap = make(map[tspath.Path]tspath.Path) + packageIdToCanonicalPath = make(map[module.PackageId]tspath.Path) + } + var collectFiles func(tasks []*parseTask, seen map[*parseTaskData]string) collectFiles = func(tasks []*parseTask, seen map[*parseTaskData]string) { for _, task := range tasks { @@ -333,6 +342,36 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { for _, trace := range task.resolutionsTrace { loader.opts.Host.Trace(trace.Message, trace.Args...) } + + if packageIdToCanonicalPath != nil { + for _, resolution := range task.resolutionsInFile { + if !resolution.IsResolved() { + continue + } + pkgId := resolution.PackageId + if pkgId.Name == "" { + continue + } + resolvedPath := loader.toPath(resolution.ResolvedFileName) + packageName := pkgId.PackageName() + + if canonical, exists := packageIdToCanonicalPath[pkgId]; exists { + if _, alreadyRecorded := sourceFileToPackageName[resolvedPath]; !alreadyRecorded { + sourceFileToPackageName[resolvedPath] = packageName + if resolvedPath != canonical { + + deduplicatedPathMap[resolvedPath] = canonical + redirectTargetsMap[canonical] = append(redirectTargetsMap[canonical], resolution.ResolvedFileName) + } + } + } else { + packageIdToCanonicalPath[pkgId] = resolvedPath + sourceFileToPackageName[resolvedPath] = packageName + deduplicatedPathMap[resolvedPath] = resolvedPath + } + } + } + if subTasks := task.subTasks; len(subTasks) > 0 { collectFiles(subTasks, seen) } @@ -410,18 +449,7 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { } } - // Build sourceFileToPackageName and redirectTargetsMap by scanning all resolved modules. - // This is done after loading is complete to ensure determinism regardless of load order. - // Skip this if package deduplication is disabled. - var sourceFileToPackageName map[tspath.Path]string - var redirectTargetsMap map[tspath.Path][]string - var deduplicatedPathMap map[tspath.Path]tspath.Path - if !loader.opts.Config.CompilerOptions().DisablePackageDeduplication.IsTrue() { - sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap = computePackageRedirects(resolvedModules, loader.toPath) - // Physically replace duplicate source files with canonical ones. - // This ensures that when the checker encounters files from the same package - // installed in different locations, they're literally the same AST pointer, - // so symbol identity comparisons work correctly. + if deduplicatedPathMap != nil { for duplicatePath, canonicalPath := range deduplicatedPathMap { if duplicatePath != canonicalPath { if canonicalFile, ok := filesByPath[canonicalPath]; ok { @@ -429,8 +457,6 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { } } } - // Also filter allFiles to remove duplicates - we only want to check canonical files. - // This prevents duplicate checking and avoids processing dependencies of duplicate files. allFiles = slices.DeleteFunc(allFiles, func(f *ast.SourceFile) bool { if canonicalPath, ok := deduplicatedPathMap[f.Path()]; ok { return f.Path() != canonicalPath @@ -461,84 +487,6 @@ func (w *filesParser) getProcessedFiles(loader *fileLoader) processedFiles { } } -// computePackageRedirects builds the sourceFileToPackageName and redirectTargetsMap by scanning -// all resolved modules. Files from the same package (same name@version) are deduplicated: -// the lexicographically first path becomes the "canonical" one and others redirect to it. -// This is done after loading completes to ensure determinism regardless of concurrent load order. -func computePackageRedirects( - resolvedModules map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], - toPath func(string) tspath.Path, -) (sourceFileToPackageName map[tspath.Path]string, redirectTargetsMap map[tspath.Path][]string, deduplicatedPathMap map[tspath.Path]tspath.Path) { - // Collect all resolved files with package IDs - // packageIdKey -> list of (resolvedPath, packageName) - type fileInfo struct { - path tspath.Path - fileName string - packageName string - } - packageIdToFiles := make(map[module.PackageId][]fileInfo) - - containingFilePaths := slices.AppendSeq(make([]tspath.Path, 0, len(resolvedModules)), maps.Keys(resolvedModules)) - slices.Sort(containingFilePaths) - - for _, containingPath := range containingFilePaths { - resolutions := resolvedModules[containingPath] - for _, resolution := range resolutions { - if !resolution.IsResolved() { - continue - } - pkgId := resolution.PackageId - if pkgId.Name == "" { - continue - } - resolvedFileName := resolution.ResolvedFileName - resolvedPath := toPath(resolvedFileName) - packageName := pkgId.PackageName() - - // Check if we've already recorded this path for this package - files := packageIdToFiles[pkgId] - if !slices.ContainsFunc(files, func(f fileInfo) bool { return f.path == resolvedPath }) { - packageIdToFiles[pkgId] = append(files, fileInfo{path: resolvedPath, fileName: resolvedFileName, packageName: packageName}) - } - } - } - - // Now for each packageIdKey with multiple files, pick the canonical one (lexicographically first) - // and build the redirect map - sourceFileToPackageName = make(map[tspath.Path]string) - redirectTargetsMap = make(map[tspath.Path][]string) - deduplicatedPathMap = make(map[tspath.Path]tspath.Path) - - for _, files := range packageIdToFiles { - if len(files) == 0 { - continue - } - - slices.SortFunc(files, func(a, b fileInfo) int { return cmp.Compare(a.path, b.path) }) - - canonicalPath := files[0].path - packageName := files[0].packageName - - // Record package name for all files from this package - for _, f := range files { - sourceFileToPackageName[f.path] = packageName - } - - // If there are multiple files, the others redirect to the canonical one - if len(files) > 1 { - // Canonical path maps to itself - deduplicatedPathMap[canonicalPath] = canonicalPath - for _, f := range files[1:] { - redirectTargetsMap[canonicalPath] = append(redirectTargetsMap[canonicalPath], f.fileName) - // Redirect target maps to canonical - deduplicatedPathMap[f.path] = canonicalPath - } - } - } - - return sourceFileToPackageName, redirectTargetsMap, deduplicatedPathMap -} - func (w *filesParser) addIncludeReason(includeProcessor *includeProcessor, task *parseTask, reason *FileIncludeReason) { if task.redirectedParseTask != nil { w.addIncludeReason(includeProcessor, task.redirectedParseTask, reason) diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types index 20691ab09a..0993442b2d 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types @@ -2,15 +2,15 @@ === /index.ts === import { use } from "foo/use"; ->use : (o: import("/node_modules/a/node_modules/foo/index").C) => void +>use : (o: import("/node_modules/foo/index").C) => void import { o } from "a"; ->o : import("/node_modules/a/node_modules/foo/index").C +>o : import("/node_modules/foo/index").C use(o); >use(o) : void ->use : (o: import("/node_modules/a/node_modules/foo/index").C) => void ->o : import("/node_modules/a/node_modules/foo/index").C +>use : (o: import("/node_modules/foo/index").C) => void +>o : import("/node_modules/foo/index").C === /node_modules/a/node_modules/foo/index.d.ts === export class C { diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff deleted file mode 100644 index 2df6ebfad5..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_relativeImportWithinPackage.types.diff +++ /dev/null @@ -1,22 +0,0 @@ ---- old.duplicatePackage_relativeImportWithinPackage.types -+++ new.duplicatePackage_relativeImportWithinPackage.types -@@= skipped -1, +1 lines =@@ - - === /index.ts === - import { use } from "foo/use"; -->use : (o: import("/node_modules/foo/index").C) => void -+>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void - - import { o } from "a"; -->o : import("/node_modules/foo/index").C -+>o : import("/node_modules/a/node_modules/foo/index").C - - use(o); - >use(o) : void -->use : (o: import("/node_modules/foo/index").C) => void -->o : import("/node_modules/foo/index").C -+>use : (o: import("/node_modules/a/node_modules/foo/index").C) => void -+>o : import("/node_modules/a/node_modules/foo/index").C - - === /node_modules/a/node_modules/foo/index.d.ts === - export class C { \ No newline at end of file From 34155c945d471284dc4da4da2a6edb9a659e46a8 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Tue, 16 Dec 2025 19:19:31 -0800 Subject: [PATCH 19/21] Remove _ --- internal/compiler/program.go | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/internal/compiler/program.go b/internal/compiler/program.go index 09c0f007c8..4b8f55004f 100644 --- a/internal/compiler/program.go +++ b/internal/compiler/program.go @@ -246,9 +246,8 @@ func (p *Program) UpdateProgram(changedFilePath tspath.Path, newHost CompilerHos // node_modules locations), we need to rebuild the program because the redirect targets // might need recalculation. A file is in a redirect group if it's either a canonical // file that others redirect to, or if it redirects to another file. - if canonicalPath, ok := p.deduplicatedPathMap[changedFilePath]; ok { + if _, ok := p.deduplicatedPathMap[changedFilePath]; ok { // File is either a canonical file or a redirect target; either way, need full rebuild - _ = canonicalPath return NewProgram(newOpts), false } // TODO: reverify compiler options when config has changed? From 68627e3a55688c40a6ec828509e978a0f48903fc Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Tue, 16 Dec 2025 19:39:39 -0800 Subject: [PATCH 20/21] Add test --- ...ablepackagededuplication=false).errors.txt | 48 +++++++++++++ ...tion(disablepackagededuplication=false).js | 52 ++++++++++++++ ...disablepackagededuplication=false).symbols | 67 +++++++++++++++++++ ...n(disablepackagededuplication=false).types | 66 ++++++++++++++++++ ...sablepackagededuplication=true).errors.txt | 66 ++++++++++++++++++ ...ation(disablepackagededuplication=true).js | 52 ++++++++++++++ ...(disablepackagededuplication=true).symbols | 65 ++++++++++++++++++ ...on(disablepackagededuplication=true).types | 66 ++++++++++++++++++ .../compiler/disablePackageDeduplication.ts | 43 ++++++++++++ 9 files changed, 525 insertions(+) create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).errors.txt create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).js create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).symbols create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).types create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).errors.txt create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).js create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).symbols create mode 100644 testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).types create mode 100644 testdata/tests/cases/compiler/disablePackageDeduplication.ts diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).errors.txt b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).errors.txt new file mode 100644 index 0000000000..99d5a3f29c --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).errors.txt @@ -0,0 +1,48 @@ +/src/a.ts(5,3): error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. + Types have separate declarations of a private property 'x'. + + +==== /src/a.ts (1 errors) ==== + import { a } from "a"; + import { b } from "b"; + import { c } from "c"; + a(b); // Works + a(c); // Error, these are from different versions of the library. + ~ +!!! error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. +!!! error TS2345: Types have separate declarations of a private property 'x'. + +==== /node_modules/a/index.d.ts (0 errors) ==== + import X from "x"; + export function a(x: X): void; + +==== /node_modules/a/node_modules/x/index.d.ts (0 errors) ==== + export default class X { + private x: number; + } + +==== /node_modules/a/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.3" } + +==== /node_modules/b/index.d.ts (0 errors) ==== + import X from "x"; + export const b: X; + +==== /node_modules/b/node_modules/x/index.d.ts (0 errors) ==== + content not parsed + +==== /node_modules/b/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.3" } + +==== /node_modules/c/index.d.ts (0 errors) ==== + import X from "x"; + export const c: X; + +==== /node_modules/c/node_modules/x/index.d.ts (0 errors) ==== + export default class X { + private x: number; + } + +==== /node_modules/c/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.4" } + \ No newline at end of file diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).js b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).js new file mode 100644 index 0000000000..f56347541c --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).js @@ -0,0 +1,52 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +//// [index.d.ts] +import X from "x"; +export function a(x: X): void; + +//// [index.d.ts] +export default class X { + private x: number; +} + +//// [package.json] +{ "name": "x", "version": "1.2.3" } + +//// [index.d.ts] +import X from "x"; +export const b: X; + +//// [index.d.ts] +content not parsed + +//// [package.json] +{ "name": "x", "version": "1.2.3" } + +//// [index.d.ts] +import X from "x"; +export const c: X; + +//// [index.d.ts] +export default class X { + private x: number; +} + +//// [package.json] +{ "name": "x", "version": "1.2.4" } + +//// [a.ts] +import { a } from "a"; +import { b } from "b"; +import { c } from "c"; +a(b); // Works +a(c); // Error, these are from different versions of the library. + + +//// [a.js] +"use strict"; +Object.defineProperty(exports, "__esModule", { value: true }); +const a_1 = require("a"); +const b_1 = require("b"); +const c_1 = require("c"); +(0, a_1.a)(b_1.b); // Works +(0, a_1.a)(c_1.c); // Error, these are from different versions of the library. diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).symbols b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).symbols new file mode 100644 index 0000000000..e75f610301 --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).symbols @@ -0,0 +1,67 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +=== /src/a.ts === +import { a } from "a"; +>a : Symbol(a, Decl(a.ts, 0, 8)) + +import { b } from "b"; +>b : Symbol(b, Decl(a.ts, 1, 8)) + +import { c } from "c"; +>c : Symbol(c, Decl(a.ts, 2, 8)) + +a(b); // Works +>a : Symbol(a, Decl(a.ts, 0, 8)) +>b : Symbol(b, Decl(a.ts, 1, 8)) + +a(c); // Error, these are from different versions of the library. +>a : Symbol(a, Decl(a.ts, 0, 8)) +>c : Symbol(c, Decl(a.ts, 2, 8)) + +=== /node_modules/a/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export function a(x: X): void; +>a : Symbol(a, Decl(index.d.ts, 0, 18)) +>x : Symbol(x, Decl(index.d.ts, 1, 18)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/a/node_modules/x/index.d.ts === +export default class X { +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + + private x: number; +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) +} + +=== /node_modules/b/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export const b: X; +>b : Symbol(b, Decl(index.d.ts, 1, 12)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/b/node_modules/x/index.d.ts === +content not parsed +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) + +=== /node_modules/c/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export const c: X; +>c : Symbol(c, Decl(index.d.ts, 1, 12)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/c/node_modules/x/index.d.ts === +export default class X { +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + + private x: number; +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) +} + diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).types b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).types new file mode 100644 index 0000000000..46b6a2e4e5 --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=false).types @@ -0,0 +1,66 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +=== /src/a.ts === +import { a } from "a"; +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void + +import { b } from "b"; +>b : import("/node_modules/a/node_modules/x/index").default + +import { c } from "c"; +>c : import("/node_modules/c/node_modules/x/index").default + +a(b); // Works +>a(b) : void +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void +>b : import("/node_modules/a/node_modules/x/index").default + +a(c); // Error, these are from different versions of the library. +>a(c) : void +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void +>c : import("/node_modules/c/node_modules/x/index").default + +=== /node_modules/a/index.d.ts === +import X from "x"; +>X : typeof X + +export function a(x: X): void; +>a : (x: X) => void +>x : X + +=== /node_modules/a/node_modules/x/index.d.ts === +export default class X { +>X : X + + private x: number; +>x : number +} + +=== /node_modules/b/index.d.ts === +import X from "x"; +>X : typeof X + +export const b: X; +>b : X + +=== /node_modules/b/node_modules/x/index.d.ts === +content not parsed +>X : X + +>x : number + +=== /node_modules/c/index.d.ts === +import X from "x"; +>X : typeof X + +export const c: X; +>c : X + +=== /node_modules/c/node_modules/x/index.d.ts === +export default class X { +>X : X + + private x: number; +>x : number +} + diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).errors.txt b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).errors.txt new file mode 100644 index 0000000000..4e9b3720b6 --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).errors.txt @@ -0,0 +1,66 @@ +/node_modules/b/index.d.ts(1,15): error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS1434: Unexpected keyword or identifier. +/node_modules/b/node_modules/x/index.d.ts(1,1): error TS2304: Cannot find name 'content'. +/node_modules/b/node_modules/x/index.d.ts(1,9): error TS1434: Unexpected keyword or identifier. +/node_modules/b/node_modules/x/index.d.ts(1,9): error TS2304: Cannot find name 'not'. +/node_modules/b/node_modules/x/index.d.ts(1,13): error TS2304: Cannot find name 'parsed'. +/src/a.ts(5,3): error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. + Types have separate declarations of a private property 'x'. + + +==== /src/a.ts (1 errors) ==== + import { a } from "a"; + import { b } from "b"; + import { c } from "c"; + a(b); // Works + a(c); // Error, these are from different versions of the library. + ~ +!!! error TS2345: Argument of type 'import("/node_modules/c/node_modules/x/index").default' is not assignable to parameter of type 'import("/node_modules/a/node_modules/x/index").default'. +!!! error TS2345: Types have separate declarations of a private property 'x'. + +==== /node_modules/a/index.d.ts (0 errors) ==== + import X from "x"; + export function a(x: X): void; + +==== /node_modules/a/node_modules/x/index.d.ts (0 errors) ==== + export default class X { + private x: number; + } + +==== /node_modules/a/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.3" } + +==== /node_modules/b/index.d.ts (1 errors) ==== + import X from "x"; + ~~~ +!!! error TS2306: File '/node_modules/b/node_modules/x/index.d.ts' is not a module. + export const b: X; + +==== /node_modules/b/node_modules/x/index.d.ts (5 errors) ==== + content not parsed + ~~~~~~~ +!!! error TS1434: Unexpected keyword or identifier. + ~~~~~~~ +!!! error TS2304: Cannot find name 'content'. + ~~~ +!!! error TS1434: Unexpected keyword or identifier. + ~~~ +!!! error TS2304: Cannot find name 'not'. + ~~~~~~ +!!! error TS2304: Cannot find name 'parsed'. + +==== /node_modules/b/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.3" } + +==== /node_modules/c/index.d.ts (0 errors) ==== + import X from "x"; + export const c: X; + +==== /node_modules/c/node_modules/x/index.d.ts (0 errors) ==== + export default class X { + private x: number; + } + +==== /node_modules/c/node_modules/x/package.json (0 errors) ==== + { "name": "x", "version": "1.2.4" } + \ No newline at end of file diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).js b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).js new file mode 100644 index 0000000000..f56347541c --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).js @@ -0,0 +1,52 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +//// [index.d.ts] +import X from "x"; +export function a(x: X): void; + +//// [index.d.ts] +export default class X { + private x: number; +} + +//// [package.json] +{ "name": "x", "version": "1.2.3" } + +//// [index.d.ts] +import X from "x"; +export const b: X; + +//// [index.d.ts] +content not parsed + +//// [package.json] +{ "name": "x", "version": "1.2.3" } + +//// [index.d.ts] +import X from "x"; +export const c: X; + +//// [index.d.ts] +export default class X { + private x: number; +} + +//// [package.json] +{ "name": "x", "version": "1.2.4" } + +//// [a.ts] +import { a } from "a"; +import { b } from "b"; +import { c } from "c"; +a(b); // Works +a(c); // Error, these are from different versions of the library. + + +//// [a.js] +"use strict"; +Object.defineProperty(exports, "__esModule", { value: true }); +const a_1 = require("a"); +const b_1 = require("b"); +const c_1 = require("c"); +(0, a_1.a)(b_1.b); // Works +(0, a_1.a)(c_1.c); // Error, these are from different versions of the library. diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).symbols b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).symbols new file mode 100644 index 0000000000..2450a099f0 --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).symbols @@ -0,0 +1,65 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +=== /src/a.ts === +import { a } from "a"; +>a : Symbol(a, Decl(a.ts, 0, 8)) + +import { b } from "b"; +>b : Symbol(b, Decl(a.ts, 1, 8)) + +import { c } from "c"; +>c : Symbol(c, Decl(a.ts, 2, 8)) + +a(b); // Works +>a : Symbol(a, Decl(a.ts, 0, 8)) +>b : Symbol(b, Decl(a.ts, 1, 8)) + +a(c); // Error, these are from different versions of the library. +>a : Symbol(a, Decl(a.ts, 0, 8)) +>c : Symbol(c, Decl(a.ts, 2, 8)) + +=== /node_modules/a/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export function a(x: X): void; +>a : Symbol(a, Decl(index.d.ts, 0, 18)) +>x : Symbol(x, Decl(index.d.ts, 1, 18)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/a/node_modules/x/index.d.ts === +export default class X { +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + + private x: number; +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) +} + +=== /node_modules/b/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export const b: X; +>b : Symbol(b, Decl(index.d.ts, 1, 12)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/b/node_modules/x/index.d.ts === + +content not parsed + +=== /node_modules/c/index.d.ts === +import X from "x"; +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +export const c: X; +>c : Symbol(c, Decl(index.d.ts, 1, 12)) +>X : Symbol(X, Decl(index.d.ts, 0, 6)) + +=== /node_modules/c/node_modules/x/index.d.ts === +export default class X { +>X : Symbol(X, Decl(index.d.ts, 0, 0)) + + private x: number; +>x : Symbol(X.x, Decl(index.d.ts, 0, 24)) +} + diff --git a/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).types b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).types new file mode 100644 index 0000000000..e445464c76 --- /dev/null +++ b/testdata/baselines/reference/compiler/disablePackageDeduplication(disablepackagededuplication=true).types @@ -0,0 +1,66 @@ +//// [tests/cases/compiler/disablePackageDeduplication.ts] //// + +=== /src/a.ts === +import { a } from "a"; +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void + +import { b } from "b"; +>b : X + +import { c } from "c"; +>c : import("/node_modules/c/node_modules/x/index").default + +a(b); // Works +>a(b) : void +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void +>b : X + +a(c); // Error, these are from different versions of the library. +>a(c) : void +>a : (x: import("/node_modules/a/node_modules/x/index").default) => void +>c : import("/node_modules/c/node_modules/x/index").default + +=== /node_modules/a/index.d.ts === +import X from "x"; +>X : typeof X + +export function a(x: X): void; +>a : (x: X) => void +>x : X + +=== /node_modules/a/node_modules/x/index.d.ts === +export default class X { +>X : X + + private x: number; +>x : number +} + +=== /node_modules/b/index.d.ts === +import X from "x"; +>X : any + +export const b: X; +>b : X + +=== /node_modules/b/node_modules/x/index.d.ts === +content not parsed +>content : any +>not : any +>parsed : any + +=== /node_modules/c/index.d.ts === +import X from "x"; +>X : typeof X + +export const c: X; +>c : X + +=== /node_modules/c/node_modules/x/index.d.ts === +export default class X { +>X : X + + private x: number; +>x : number +} + diff --git a/testdata/tests/cases/compiler/disablePackageDeduplication.ts b/testdata/tests/cases/compiler/disablePackageDeduplication.ts new file mode 100644 index 0000000000..11aaf510a0 --- /dev/null +++ b/testdata/tests/cases/compiler/disablePackageDeduplication.ts @@ -0,0 +1,43 @@ +// @noImplicitReferences: true +// @disablePackageDeduplication: true,false + +// @Filename: /node_modules/a/index.d.ts +import X from "x"; +export function a(x: X): void; + +// @Filename: /node_modules/a/node_modules/x/index.d.ts +export default class X { + private x: number; +} + +// @Filename: /node_modules/a/node_modules/x/package.json +{ "name": "x", "version": "1.2.3" } + +// @Filename: /node_modules/b/index.d.ts +import X from "x"; +export const b: X; + +// @Filename: /node_modules/b/node_modules/x/index.d.ts +content not parsed + +// @Filename: /node_modules/b/node_modules/x/package.json +{ "name": "x", "version": "1.2.3" } + +// @Filename: /node_modules/c/index.d.ts +import X from "x"; +export const c: X; + +// @Filename: /node_modules/c/node_modules/x/index.d.ts +export default class X { + private x: number; +} + +// @Filename: /node_modules/c/node_modules/x/package.json +{ "name": "x", "version": "1.2.4" } + +// @Filename: /src/a.ts +import { a } from "a"; +import { b } from "b"; +import { c } from "c"; +a(b); // Works +a(c); // Error, these are from different versions of the library. From 2bb7300b49ca42d87bb5f2bd92007c3d3f08e7f1 Mon Sep 17 00:00:00 2001 From: Jake Bailey <5341706+jakebailey@users.noreply.github.com> Date: Tue, 16 Dec 2025 19:46:49 -0800 Subject: [PATCH 21/21] Use correct path for module error --- internal/checker/checker.go | 2 +- .../duplicatePackage_globalMerge.errors.txt | 4 ++-- ...plicatePackage_globalMerge.errors.txt.diff | 19 ------------------- 3 files changed, 3 insertions(+), 22 deletions(-) delete mode 100644 testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff diff --git a/internal/checker/checker.go b/internal/checker/checker.go index b15adea095..99716dea97 100644 --- a/internal/checker/checker.go +++ b/internal/checker/checker.go @@ -14867,7 +14867,7 @@ func (c *Checker) resolveExternalModule(location *ast.Node, moduleReference stri return c.getMergedSymbol(sourceFile.Symbol) } if errorNode != nil && moduleNotFoundError != nil && !isSideEffectImport(errorNode) { - c.error(errorNode, diagnostics.File_0_is_not_a_module, sourceFile.FileName()) + c.error(errorNode, diagnostics.File_0_is_not_a_module, resolvedModule.ResolvedFileName) } return nil } diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt index d0be79b1b5..d7e77340ac 100644 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt +++ b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt @@ -1,6 +1,6 @@ /node_modules/@types/react/index.d.ts(1,9): error TS2669: Augmentations for the global scope can only be directly nested in external modules or ambient module declarations. /src/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. -/tests/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. +/tests/index.ts(1,24): error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. ==== /src/bug25410.ts (0 errors) ==== @@ -15,7 +15,7 @@ ==== /tests/index.ts (1 errors) ==== import * as React from 'react'; ~~~~~~~ -!!! error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. +!!! error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. export var y = 2 ==== /tests/node_modules/@types/react/package.json (0 errors) ==== diff --git a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff b/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff deleted file mode 100644 index 1f44baa7bf..0000000000 --- a/testdata/baselines/reference/submodule/compiler/duplicatePackage_globalMerge.errors.txt.diff +++ /dev/null @@ -1,19 +0,0 @@ ---- old.duplicatePackage_globalMerge.errors.txt -+++ new.duplicatePackage_globalMerge.errors.txt -@@= skipped -0, +0 lines =@@ - /node_modules/@types/react/index.d.ts(1,9): error TS2669: Augmentations for the global scope can only be directly nested in external modules or ambient module declarations. - /src/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. --/tests/index.ts(1,24): error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. -+/tests/index.ts(1,24): error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. - - - ==== /src/bug25410.ts (0 errors) ==== -@@= skipped -14, +14 lines =@@ - ==== /tests/index.ts (1 errors) ==== - import * as React from 'react'; - ~~~~~~~ --!!! error TS2306: File '/tests/node_modules/@types/react/index.d.ts' is not a module. -+!!! error TS2306: File '/node_modules/@types/react/index.d.ts' is not a module. - export var y = 2 - - ==== /tests/node_modules/@types/react/package.json (0 errors) ==== \ No newline at end of file