Issues

• Chumsky has migrated to Codeberg!

  important
  zesterer/chumsky#972 · Filter by author zesterer opened on Apr 2, 2026

• Request for comment: Migrating to Codeberg

  zesterer/chumsky#971 · Filter by author zesterer opened on Mar 28, 2026
  9

• Crash for interaction between memoized and rewind

  zesterer/chumsky#954 · Filter by author Zollerboy1 opened on Feb 2, 2026
  2

• Returning WithCtx trait is missing type information from Parser

  zesterer/chumsky#953 · Filter by author ryansuhartanto opened on Jan 31, 2026
  2

• Document: recommend users to use select_ref! instead of select! to avoid clone overhead

  zesterer/chumsky#947 · Filter by author Wybxc opened on Jan 15, 2026
  3

• Suggestion: InputRef should have a public API to visit the raw input, such as full_slice()

  zesterer/chumsky#943 · Filter by author cnglen opened on Jan 2, 2026
  9

• Recursive minor improvements

  zesterer/chumsky#942 · Filter by author wkordalski opened on Jan 1, 2026
  3

• with_state could be optimized

  zesterer/chumsky#937 · Filter by author DasLixou opened on Dec 23, 2025

• More misleading errors

  zesterer/chumsky#936 · Filter by author DasLixou opened on Dec 23, 2025
  1

• Branches give weird error messages

  zesterer/chumsky#935 · Filter by author DasLixou opened on Dec 22, 2025
  1

• Parser caches are unsound, in their current form

  zesterer/chumsky#933 · Filter by author zesterer opened on Dec 16, 2025

• try_map error changing spans if used with padded_by

  zesterer/chumsky#918 · Filter by author ablomm opened on Nov 25, 2025
  2

• no-alloc support

  zesterer/chumsky#907 · Filter by author al8n opened on Nov 10, 2025
  1

• Why is the cache API still unstable?

  zesterer/chumsky#906 · Filter by author Techcable opened on Nov 6, 2025
  5

• recursive forces a specific lifetime on the implementation.

  zesterer/chumsky#900 · Filter by author nevakrien opened on Oct 29, 2025
  1

• Consider switching to Arc in Boxed/Recursive, and requiring that dyn Parser implements Send + Sync

  apiquestion
  zesterer/chumsky#888 · Filter by author zesterer opened on Oct 23, 2025

• Discussion: A useful pattern for reducing boilerplate in parser functions

  zesterer/chumsky#884 · Filter by author Karesis opened on Oct 14, 2025
  1

• Add an IterParser::fold method

  enhancement
  zesterer/chumsky#883 · Filter by author Philogy opened on Oct 8, 2025
  3

• Empty repeated() produces a backwards span

  zesterer/chumsky#870 · Filter by author buildwithzephyr opened on Sep 1, 2025
  4

• feature request: integrate with bstr crate

  zesterer/chumsky#869 · Filter by author al8n opened on Aug 20, 2025
  1

• Implement IterParser::chain

  zesterer/chumsky#868 · Filter by author al8n opened on Aug 19, 2025
  4

• Add abstraction on top of the secondary error vector

  apienhancementerror-recovery
  zesterer/chumsky#867 · Filter by author Hedgehogo opened on Aug 17, 2025
  1

• Error and recovery doc issues

  zesterer/chumsky#860 · Filter by author zesterer opened on Aug 11, 2025

• Clarify the distinction between State and Context in documentation

  zesterer/chumsky#856 · Filter by author Wybxc opened on Aug 9, 2025
  3

• Different error span generation modes?

  zesterer/chumsky#842 · Filter by author Hedgehogo opened on Jul 5, 2025
  3