eslint-plugin-regexp

(★ 770)

ESLint plugin for finding regex mistakes and style guide violations.

File Explorer

Download Latest Version (.zip)

- config.json
- README.md
- launch.json
- devcontainer.json
- - bug_report.md
  - feature_request.md
  - new_rule_request.md
  - other.md
- - cron.yml
  - GHPages.yml
  - NodeCI.yml
  - Release.yml
  - stale.yml
- launch.json
- settings.json
- - config.mts
  - stylelint.config.js
- - index.md
- - confusing-quantifier.md
  - control-character-escape.md
  - grapheme-string-literal.md
  - hexadecimal-escape.md
  - index.md
  - letter-case.md
  - match-any.md
  - negation.md
  - no-contradiction-with-assertion.md
  - no-control-character.md
  - no-dupe-characters-character-class.md
  - no-dupe-disjunctions.md
  - no-empty-alternative.md
  - no-empty-capturing-group.md
  - no-empty-character-class.md
  - no-empty-group.md
  - no-empty-lookarounds-assertion.md
  - no-empty-string-literal.md
  - no-escape-backspace.md
  - no-extra-lookaround-assertions.md
  - no-invalid-regexp.md
  - no-invisible-character.md
  - no-lazy-ends.md
  - no-legacy-features.md
  - no-misleading-capturing-group.md
  - no-misleading-unicode-character.md
  - no-missing-g-flag.md
  - no-non-standard-flag.md
  - no-obscure-range.md
  - no-octal.md
  - no-optional-assertion.md
  - no-potentially-useless-backreference.md
  - no-standalone-backslash.md
  - no-super-linear-backtracking.md
  - no-super-linear-move.md
  - no-trivially-nested-assertion.md
  - no-trivially-nested-quantifier.md
  - no-unused-capturing-group.md
  - no-useless-assertions.md
  - no-useless-backreference.md
  - no-useless-character-class.md
  - no-useless-dollar-replacements.md
  - no-useless-escape.md
  - no-useless-flag.md
  - no-useless-lazy.md
  - no-useless-non-capturing-group.md
  - no-useless-quantifier.md
  - no-useless-range.md
  - no-useless-set-operand.md
  - no-useless-string-literal.md
  - no-useless-two-nums-quantifier.md
  - no-zero-quantifier.md
  - optimal-lookaround-quantifier.md
  - optimal-quantifier-concatenation.md
  - prefer-character-class.md
  - prefer-d.md
  - prefer-escape-replacement-dollar-char.md
  - prefer-lookaround.md
  - prefer-named-backreference.md
  - prefer-named-capture-group.md
  - prefer-named-replacement.md
  - prefer-plus-quantifier.md
  - prefer-predefined-assertion.md
  - prefer-quantifier.md
  - prefer-question-quantifier.md
  - prefer-range.md
  - prefer-regexp-exec.md
  - prefer-regexp-test.md
  - prefer-result-array-groups.md
  - prefer-set-operation.md
  - prefer-star-quantifier.md
  - prefer-unicode-codepoint-escapes.md
  - prefer-w.md
  - require-unicode-regexp.md
  - require-unicode-sets-regexp.md
  - simplify-set-operations.md
  - sort-alternatives.md
  - sort-character-class-elements.md
  - sort-flags.md
  - strict.md
  - unicode-escape.md
  - unicode-property.md
  - use-ignore-case.md
- - index.md
- - index.md
- index.md
- - confusing-quantifier.ts
  - control-character-escape.ts
  - grapheme-string-literal.ts
  - hexadecimal-escape.ts
  - letter-case.ts
  - match-any.ts
  - negation.ts
  - no-contradiction-with-assertion.ts
  - no-control-character.ts
  - no-dupe-characters-character-class.ts
  - no-dupe-disjunctions.ts
  - no-empty-alternative.ts
  - no-empty-capturing-group.ts
  - no-empty-character-class.ts
  - no-empty-group.ts
  - no-empty-lookarounds-assertion.ts
  - no-empty-string-literal.ts
  - no-escape-backspace.ts
  - no-extra-lookaround-assertions.ts
  - no-invalid-regexp.ts
  - no-invisible-character.ts
  - no-lazy-ends.ts
  - no-legacy-features.ts
  - no-misleading-capturing-group.ts
  - no-misleading-unicode-character.ts
  - no-missing-g-flag.ts
  - no-non-standard-flag.ts
  - no-obscure-range.ts
  - no-octal.ts
  - no-optional-assertion.ts
  - no-potentially-useless-backreference.ts
  - no-standalone-backslash.ts
  - no-super-linear-backtracking.ts
  - no-super-linear-move.ts
  - no-trivially-nested-assertion.ts
  - no-trivially-nested-quantifier.ts
  - no-unused-capturing-group.ts
  - no-useless-assertions.ts
  - no-useless-backreference.ts
  - no-useless-character-class.ts
  - no-useless-dollar-replacements.ts
  - no-useless-escape.ts
  - no-useless-flag.ts
  - no-useless-lazy.ts
  - no-useless-non-capturing-group.ts
  - no-useless-quantifier.ts
  - no-useless-range.ts
  - no-useless-set-operand.ts
  - no-useless-string-literal.ts
  - no-useless-two-nums-quantifier.ts
  - no-zero-quantifier.ts
  - optimal-lookaround-quantifier.ts
  - optimal-quantifier-concatenation.ts
  - prefer-character-class.ts
  - prefer-d.ts
  - prefer-escape-replacement-dollar-char.ts
  - prefer-lookaround.ts
  - prefer-named-backreference.ts
  - prefer-named-capture-group.ts
  - prefer-named-replacement.ts
  - prefer-plus-quantifier.ts
  - prefer-predefined-assertion.ts
  - prefer-quantifier.ts
  - prefer-question-quantifier.ts
  - prefer-range.ts
  - prefer-regexp-exec.ts
  - prefer-regexp-test.ts
  - prefer-result-array-groups.ts
  - prefer-set-operation.ts
  - prefer-star-quantifier.ts
  - prefer-unicode-codepoint-escapes.ts
  - prefer-w.ts
  - require-unicode-regexp.ts
  - require-unicode-sets-regexp.ts
  - simplify-set-operations.ts
  - sort-alternatives.ts
  - sort-character-class-elements.ts
  - sort-flags.ts
  - strict.ts
  - unicode-escape.ts
  - unicode-property.ts
  - use-ignore-case.ts
- - char-ranges.ts
  - extract-capturing-group-references.ts
  - fix-simplify-quantifier.ts
  - get-usage-of-pattern.ts
  - index.ts
  - lexicographically-smallest.ts
  - mention.ts
  - partial-parser.ts
  - refa.ts
  - regex-syntax.ts
  - replacements-utils.ts
  - ts-util.ts
  - unicode-alias.ts
  - unicode.ts
  - util.ts
- all-rules.ts
- index.ts
- meta.ts
- types.ts
- - all-rules.ts
  - eslint-plugin.ts
  - meta.ts
  - rules-with-unknown-flag.ts
- - changesets-util.ts
  - load-rules.ts
- - removed-rules.ts
- new-rule.ts
- update-docs.ts
- update-readme.ts
- update-rules.ts
- update-rulesets.ts
- update-unicode-alias.ts
- update.ts
- - index.d.ts
.c8rc.json
.env-cmdrc
.eslint-doc-generatorrc.cjs
.gitattributes
.gitignore
.markdownlint.json
.markdownlintignore
.npmrc
.prettierrc.json
CHANGELOG.md
CONTRIBUTING.md
eslint.config.mjs
LICENSE
package-lock.json
package.json
README.md
renovate.json
tsconfig.build.json
tsconfig.json
tsdown.config.ts

🚀 Installation Guide

1. Get the code

git clone https://github.com/ota-meshi/eslint-plugin-regexp

Downloads the entire project code from GitHub to your computer.

cd eslint-plugin-regexp

Moves into the project folder you just downloaded.

2. Node.js

Easy Recommended

Prerequisites

Git Needed to download the project code from GitHub.
Node.js Node.js must be installed to use npm. The LTS version is recommended.

npm install --save-dev eslint eslint-plugin-regexp

Downloads and installs the libraries listed in package.json.

✅ After running the command, open the address shown in the terminal (usually something like http://localhost:3000) in your browser.

Pulled directly from this repo's README.