Issues

• Build trait for optionally abstracting generated builders

  elastio/bon#401 · Filter by author nikagamkrelidze opened on Aug 31, 2026
  6

• Add a flag to make the builder setter signatures take &mut Self and return &mut Self

  elastio/bon#397 · Filter by author RobertasJ opened on Aug 24, 2026
  4

• [Feature] Add an as_ref conversion

  feature request
  elastio/bon#355 · Filter by author JP-Ellis opened on Nov 11, 2025
  2

• Reinterpret generic type

  elastio/bon#328 · Filter by author xbwwj opened on Aug 11, 2025
  2

• Feature Request: method to fill the remaining values from an instance of existing built object

  feature request
  elastio/bon#310 · Filter by author BernardIgiri opened on Jun 26, 2025
  7

• feat(debug): dump attribute which is local expand (see example)

  elastio/bon#308 · Filter by author dzmitry-lahoda opened on Jun 25, 2025
  1

• #[builder] with higher-rank trait bounds can cause confusing errors

  design neededpapercut
  elastio/bon#307 · Filter by author Chaoses-Ib opened on Jun 20, 2025
  3

• support for default value for optional argument without custom setting

  waiting on author
  elastio/bon#305 · Filter by author sehz opened on Jun 16, 2025
  3

• Support flattened builders

  feature request
  elastio/bon#274 · Filter by author cbgbt opened on Apr 9, 2025
  3

• Support prefix overrides at the top level with #[builder(on(...))]

  feature requestwaiting on author
  elastio/bon#230 · Filter by author MuhannadAlrusayni opened on Dec 6, 2024
  4

• #[builder(getter)] full batteries mode

  feature request
  elastio/bon#225 · Filter by author Veetaha opened on Dec 1, 2024
  15

• Support grouping all builder types under a separate module

  design neededfeature request
  elastio/bon#214 · Filter by author Veetaha opened on Nov 22, 2024

• Support special setters for collections

  feature request
  elastio/bon#190 · Filter by author Veetaha opened on Nov 10, 2024
  6

• Take advantage of associated type defaults once they hit stable Rust

  blockedenhancement
  elastio/bon#188 · Filter by author Veetaha opened on Nov 10, 2024

• Preserve original formatting when rending default expressions in docs with Span::source_text

  blockedfeature request
  elastio/bon#187 · Filter by author Veetaha opened on Nov 9, 2024
  1

• Support concrete default for generic/impl Trait argument.

  feature request
  elastio/bon#168 · Filter by author zakstucke opened on Oct 29, 2024
  10

• Support non-flag attributes in #[builder(on(...))]

  feature request
  elastio/bon#152 · Filter by author Veetaha opened on Oct 20, 2024

• Stabilize #[builder(overwritable)]

  feature request
  elastio/bon#149 · Filter by author Veetaha opened on Oct 3, 2024
  38

• Introduce #[derive(Setters, Getters)] to derive simple accessor methods

  design neededfeature request
  elastio/bon#147 · Filter by author Veetaha opened on Sep 21, 2024
  2

• Introduce #[derive(New)] for deriving the new() method

  design neededfeature request
  elastio/bon#146 · Filter by author Veetaha opened on Sep 21, 2024

• Support shared #[builder] configuration in #[bon] macro at the impl block level

  feature request
  elastio/bon#144 · Filter by author Veetaha opened on Sep 18, 2024

• Introduce bool shorthand (#[builder(flag)])

  feature request
  elastio/bon#142 · Filter by author SteelAlloy opened on Sep 17, 2024
  15

• Support grouping several members as positional arguments to a single setter

  design neededfeature request
  elastio/bon#141 · Filter by author Veetaha opened on Sep 17, 2024
  6

• Introduce derive(Projection) to generate a type with the subset of the fields from the original

  design neededfeature request
  elastio/bon#130 · Filter by author Veetaha opened on Sep 13, 2024
  2

  

• Introduce the syntax where builder is passed via a closure

  design neededfeature request
  elastio/bon#127 · Filter by author Veetaha opened on Sep 11, 2024
  8