uutils

uutils/grep

A Rust implementation of GNU Grep

112 stars 13 forks 112 watchers Rust MIT License

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15 Open Issues Need Help Last updated: Jul 20, 2026

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`-w` / `\b` treat non-ASCII bytes as word characters, unlike GNU in the C locale about 13 hours ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`-o` should suppress `-A`/`-B`/`-C` context, but uu_grep still prints context lines 23 days ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`-i` matches multi-character sequences via Unicode case folding where GNU matches one about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`-l` and `-L` are not mutually exclusive last-wins like GNU about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

handles `-q -c` differently from GNU (prints the count `0` on no match instead of staying silent) about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

rejects a leading quantifier (`?`/`*`/`+`) that GNU accepts with a warning about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

POSIX equivalence classes `[[=c=]]` do not match like GNU about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`-P` accepts multiple patterns where GNU allows only one about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

GNU start/end-of-buffer anchors are treated as literals instead of anchors about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`\s` and `\S` are not honored in basic-regexp (`-G`) mode like GNU about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

wrong exit code for `-o -v` with a zero-width match on an empty line (related to #18) about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

does not short-circuit an empty pattern with `-v` like GNU (same family as #4) about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

`.` does not match a newline under `--null-data` like GNU about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

emits a spurious `--` context separator between adjacent groups about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust

handles empty-matching patterns under `-w`/`-x` differently from GNU (empty line never selected) about 2 months ago

good first issue

112

A Rust implementation of GNU Grep

Rust