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Formatting does not work with match arm having mixed OR clauses and comments

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

p-low

Status: Open.

#6491 In rust-lang/rustfmt;

· snprajwal opened on Mar 4, 2025

Block comment inside match adds unnecessary comma

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

bugPanic, non-idempotency, invalid code, etc.Panic, non-idempotency, invalid code, etc.

Status: Open.

Bug

#6373 In rust-lang/rustfmt;

· mfarberbrodsky opened on Oct 23, 2024

<code>match_arm_blocks = false</code> interacts poorly on some lines that are exactly <code>max_width + 2</code> long.

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

e-max widtherror[internal]: line formatted, but exceeded maximum widtherror[internal]: line formatted, but exceeded maximum width

only-with-optionrequires a non-default option value to reproducerequires a non-default option value to reproduce

Status: Open.

#6136 In rust-lang/rustfmt;

· pyrrho opened on Apr 2, 2024

does not finish when trying to format a program with a ridiculous number of nested <code>match</code>

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

p-low

Status: Open.

#6079 In rust-lang/rustfmt;

· cscherrNT opened on Feb 16, 2024

OR pattern in <code>match</code> arm makes <code>rustfmt</code> forget comment alignment

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

Status: Open.

#6060 In rust-lang/rustfmt;

· tnull opened on Feb 7, 2024

rustfmt stops formatting after line comment following <code>..</code> in a struct pattern

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

Status: Open.

#6040 In rust-lang/rustfmt;

· laikoni opened on Jan 24, 2024

Struct field patterns with <code>cfg</code>s are formatted unlike anything else

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

poor-formatting

Status: Open.

#5982 In rust-lang/rustfmt;

· kpreid opened on Dec 14, 2023

Formatting match arm with a comment between the expression and the comma causes invalid code

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

bugPanic, non-idempotency, invalid code, etc.Panic, non-idempotency, invalid code, etc.

Status: Open.

#5784 In rust-lang/rustfmt;

· nw-github opened on Jun 17, 2023

rustfmt thinks that a pattern matching is a closure

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

poor-formatting

Status: Open.

#5709 In rust-lang/rustfmt;

· real-felix opened on Mar 9, 2023

Trailing whitespace of match arm not stripped when the body expression is very long and follows in the second line

a-comments

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

e-trailing whitespaceerror[internal]: left behind trailing whitespaceerror[internal]: left behind trailing whitespace

p-low

Status: Open.

#5689 In rust-lang/rustfmt;

· jinohkang-theori opened on Feb 9, 2023

rustfmt erroneously removes brackets around statement arg in macro

a-macros

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

bugPanic, non-idempotency, invalid code, etc.Panic, non-idempotency, invalid code, etc.

Status: Open.

#5680 In rust-lang/rustfmt;

· ColonelThirtyTwo opened on Jan 30, 2023

"left behind trailing whitespace" in long patterns

a-matchesmatch arms, patterns, blocks, etcmatch arms, patterns, blocks, etc

e-trailing whitespaceerror[internal]: left behind trailing whitespaceerror[internal]: left behind trailing whitespace

p-low

poor-formatting

Status: Open.

#5559 In rust-lang/rustfmt;

· RReverser opened on Oct 4, 2022