Issues

• Formatting config option: force_explicit_return

  C-feature-requestneeds-triageP-low
  rust-lang/rustfmt#7155 · Filter by author wiegman-miftek opened on Sep 30, 2026

• We don't consistently handle overflows and numeric as-casts robustly

  A-robustnessC-bug
  rust-lang/rustfmt#7151 · Filter by author jieyouxu opened on Sep 29, 2026
  1

• rustfmt wraps comments too tightly on first trait bound

  A-commentsA-trait-boundsC-bugUO-comment_widthUO-wrap_comments
  rust-lang/rustfmt#7148 · Filter by author jacobsa opened on Sep 27, 2026
  2

• imports_granularity adds extra import due to empty {} import

  A-importsC-bugUO-imports_granularity
  rust-lang/rustfmt#7140 · Filter by author theemathas opened on Sep 27, 2026

• Rustfmt removes trailing ::self unconditionally

  A-importsA-resolveC-bugI-invalid-codeS-has-mcve
  rust-lang/rustfmt#7138 · Filter by author mu001999 opened on Sep 26, 2026
  2

• Rustfmt break macros which match on empty angle brackets

  A-genericsA-macrosC-bugI-invalid-codeI-unexpectedly-removes-code
  rust-lang/rustfmt#7136 · Filter by author JulianKnodt opened on Sep 24, 2026
  1

• Fix first_line_width to be tab-aware

  A-tabsA-whitespaceC-bugSO-hard_tabs
  rust-lang/rustfmt#7122 · Filter by author jieyouxu opened on Sep 15, 2026

• Check filtered_str_fit for tab handling

  A-tabsA-whitespaceC-bugSO-hard_tabs
  rust-lang/rustfmt#7121 · Filter by author jieyouxu opened on Sep 15, 2026

• [Feature Request] Allow configurable number of blank lines before control structures

  C-feature-requestP-low
  Feature Request

  rust-lang/rustfmt#7120 · Filter by author zeon256 opened on Sep 14, 2026

• Nested call chains have weird formatting

  A-ASTC-bugI-poor-formatting
  rust-lang/rustfmt#7119 · Filter by author Xyndra opened on Sep 13, 2026
  3

• Look for config in .cargo/rustfmt.toml and .config/rustfmt.toml

  C-feature-requestP-low
  Feature Request

  rust-lang/rustfmt#7114 · Filter by author theaddonn opened on Sep 11, 2026

• Closure parameter wrapping appears to ignore block-prefix width

  A-async-blocksA-blocksA-closuresA-gen-blocksC-bugSO-max_width
  rust-lang/rustfmt#7113 · Filter by author ATOMLubover opened on Sep 11, 2026
  5

• Tests for --file-lines

  A-test-harnessA-test-suiteC-discussion
  Cleanup

  rust-lang/rustfmt#7112 · Filter by author Manishearth opened on Sep 9, 2026
  2

• Block doc comment without continuing asterisk (*) doesn't align asterisk in starter/closer

  A-doc-commentsC-discussion
  rust-lang/rustfmt#7109 · Filter by author jieyouxu opened on Sep 8, 2026

• rustfmt does not format panic! macro under a specific circumstance

  A-stringsC-bugI-max-width
  rust-lang/rustfmt#7102 · Filter by author duongdominhchau opened on Sep 5, 2026
  2

• Rewriting r#try! at root of chain generates bad code

  A-ASTA-commentsC-bugI-invalid-codeSO-use_try_shorthand
  rust-lang/rustfmt#7101 · Filter by author matthewhughes934 opened on Sep 5, 2026
  3

• [ICE]: bad span: ): ; cfg_select! invalid arm expr "successfully" formats but produces an ICE report

  A-cfg_selectA-test-harnessC-bugI-ICE
  rust-lang/rustfmt#7087 · Filter by author matthiaskrgr opened on Aug 29, 2026
  3

• Chains of functions with a comment on the last function do not format

  A-ASTA-commentsC-bugI-poor-formatting
  rust-lang/rustfmt#7086 · Filter by author akiramusic000 opened on Aug 29, 2026
  2

• #[rustfmt::skip] attribute skips extra lines

  A-rustfmt::skipA-whitespaceC-bugE-hardE-medium
  rust-lang/rustfmt#7076 · Filter by author matthewhughes934 opened on Aug 27, 2026
  4

• --file-lines can trip up trailing whitespace validity check

  C-bugI-trailing-whitespaceUO-error_on_unformattedUO-file_lines
  rust-lang/rustfmt#7071 · Filter by author randomPoison opened on Aug 25, 2026
  2

  

• normalize_doc_attributes + wrap_comments can leave trailing whitespace

  A-doc-commentsC-bugI-trailing-whitespaceUO-normalize_doc_attributesUO-wrap_comments
  rust-lang/rustfmt#7069 · Filter by author ahl opened on Aug 25, 2026
  9

• rustfmt switches ; around causing type error

  A-control-flowC-bugI-invalid-code
  rust-lang/rustfmt#7061 · Filter by author matthiaskrgr opened on Aug 24, 2026
  1

  

• comma is removed from #[cfg_attr( which causes syntax error

  A-attributesA-cfgC-bugI-invalid-code
  rust-lang/rustfmt#7058 · Filter by author matthiaskrgr opened on Aug 24, 2026
  5

• rustfmt duplicates Trait identifier causing syntax error

  C-bug
  rust-lang/rustfmt#7053 · Filter by author matthiaskrgr opened on Aug 23, 2026
  1

• rustfmt losing comments, weird-exprs edition

  A-commentsC-bugE-needs-mcveI-unexpectedly-removes-codeP-low
  rust-lang/rustfmt#7052 · Filter by author matthiaskrgr opened on Aug 23, 2026
  4