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Can't match strings in consts, but can match byte strings in consts

A-const-evalArea: Constant evaluation, covers all const contexts (static, const fn, ...)Area: Constant evaluation, covers all const contexts (static, const fn, ...)

A-patternsRelating to patterns and pattern matchingRelating to patterns and pattern matching

A-strArea: str and StringArea: str and String

C-bugCategory: This is a bug.Category: This is a bug.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#141231 In rust-lang/rust;

· clarfonthey opened on May 18, 2025

<code>str::array_split</code> for splitting a string into a constant number of substrings

A-arrayArea: `[T; N]`Area: `[T; N]`

A-const-genericsArea: const generics (parameters and arguments)Area: const generics (parameters and arguments)

A-strArea: str and StringArea: str and String

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#102905 In rust-lang/rust;

· pitaj opened on Oct 11, 2022

Speed up string to integer conversion too

A-strArea: str and StringArea: str and String

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

E-help-wantedCall for participation: Help is requested to fix this issue.Call for participation: Help is requested to fix this issue.

I-slowIssue: Problems and improvements with respect to performance of generated code.Issue: Problems and improvements with respect to performance of generated code.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#87249 In rust-lang/rust;

· ghost opened on Jul 18, 2021

impl PartialOrd&lt;str&gt; for String

A-strArea: str and StringArea: str and String

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#82990 In rust-lang/rust;

· tmandry opened on Mar 10, 2021

Add Path::display_lossy() and display_escaped() methods

A-strArea: str and StringArea: str and String

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#82195 In rust-lang/rust;

· sunshowers opened on Feb 16, 2021

Tracking Issue for <code>remainder</code> methods for <code>str</code> split iterators

A-iteratorsArea: IteratorsArea: Iterators

A-strArea: str and StringArea: str and String

B-unstableBlocker: Implemented in the nightly compiler and unstable.Blocker: Implemented in the nightly compiler and unstable.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

Libs-TrackedLibs issues that are tracked on the team's project board.Libs issues that are tracked on the team's project board.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#77998 In rust-lang/rust;

· WaffleLapkin opened on Oct 15, 2020

Strings are not optimized as vector of characters

A-mir-optArea: MIR optimizationsArea: MIR optimizations

A-strArea: str and StringArea: str and String

Status: Open.

#75618 In rust-lang/rust;

· bugadani opened on Aug 17, 2020

Tracking Issue for <code>string_remove_matches</code>

A-strArea: str and StringArea: str and String

B-unstableBlocker: Implemented in the nightly compiler and unstable.Blocker: Implemented in the nightly compiler and unstable.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

Libs-TrackedLibs issues that are tracked on the team's project board.Libs issues that are tracked on the team's project board.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#72826 In rust-lang/rust;

· jcotton42 opened on May 31, 2020

Slicing after <code>str::starts_with</code> performs unnecessary checks

A-strArea: str and StringArea: str and String

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

I-slowIssue: Problems and improvements with respect to performance of generated code.Issue: Problems and improvements with respect to performance of generated code.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#72558 In rust-lang/rust;

· jhpratt opened on May 25, 2020

Missing PartialEq&lt;&amp;str&gt; impls on Path and PathBuf

A-strArea: str and StringArea: str and String

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#71700 In rust-lang/rust;

· lopopolo opened on Apr 30, 2020

Rework <code>char::eq_ignore_ascii_case</code> parameter type

A-strArea: str and StringArea: str and String

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#57227 In rust-lang/rust;

· czipperz opened on Dec 31, 2018

There's no good way to iterate over all newlines with BufRead

A-ioArea: `std::io`, `std::fs`, `std::net` and `std::path`Area: `std::io`, `std::fs`, `std::net` and `std::path`

A-strArea: str and StringArea: str and String

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

#55743 In rust-lang/rust;

· spease opened on Nov 7, 2018