eslint

An AST-based pattern checker for JavaScript.

Latest 10.12.0431 published versionseslint/eslint

Last checked 21 Sept 2026, 21:07 UTC

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1.0.0

Breaking signals31 Jul 2015GitHub Release

The release increments the stable major version.
0.24.1 → 1.0.0
The changelog explicitly labels a breaking change.
Breaking: indent rule to have node specific options (fixes #3210) (Gyandeep Singh)

Update: merge no-reserved-keys into quote-props (fixes #1539) (Jose Roberto Vidal)
Fix: indent error message (fixes #3220) (Gyandeep Singh)
Update: Add embertest env (fixes #3205) (ismay)
Docs: Correct documentation errors for id-length rule. (Jess Telford)
Breaking: indent rule to have node specific options (fixes #3210) (Gyandeep Singh)
Fix: space-after-keyword shouldn't allow newlines (fixes #3198) (Brandon Mills)
New: Add JSON formatter (fixes #3036) (Burak Yigit Kaya)
Breaking: Switch to RuleTester (fixes #3186) (Nicholas C. Zakas)
Breaking: remove duplicate warnings of no-undef from block-scoped-var (fixes #3201) (Toru Nagashima)

Last checked 21 Sept 2026, 21:07 UTC

Checking sources…

Breaking signals31 Jul 2015GitHub Release

The release increments the stable major version.
0.24.1 → 1.0.0
The changelog explicitly labels a breaking change.
Breaking: indent rule to have node specific options (fixes #3210) (Gyandeep Singh)

Update: merge no-reserved-keys into quote-props (fixes #1539) (Jose Roberto Vidal)
Fix: indent error message (fixes #3220) (Gyandeep Singh)
Update: Add embertest env (fixes #3205) (ismay)
Docs: Correct documentation errors for id-length rule. (Jess Telford)
Breaking: indent rule to have node specific options (fixes #3210) (Gyandeep Singh)
Fix: space-after-keyword shouldn't allow newlines (fixes #3198) (Brandon Mills)
New: Add JSON formatter (fixes #3036) (Burak Yigit Kaya)
Breaking: Switch to RuleTester (fixes #3186) (Nicholas C. Zakas)
Breaking: remove duplicate warnings of no-undef from block-scoped-var (fixes #3201) (Toru Nagashima)

Fix: init-declarations ignores in for-in/of (fixes #3202) (Toru Nagashima)

Fix: quotes with "backtick" ignores ModuleSpecifier and LiteralPropertyName (fixes #3181) (Toru Nagashima)

Fix: space-in-parens in Template Strings (fixes #3182) (Ian VanSchooten)

Fix: Check for concatenation in no-throw-literal (fixes #3099, fixes #3101) (Ian VanSchooten)

Build: Remove eslint-tester from devDependencies (fixes #3189) (Gyandeep Singh)

Fix: Use new ESLintTester (fixes #3187) (Nicholas C. Zakas)

Update: new-cap supports fullnames (fixes #2584) (Toru Nagashima)

Fix: Non object rule options merge (fixes #3179) (Gyandeep Singh)

New: add id-match rule (fixes #2829) (Matthieu Larcher)

Fix: Rule options merge (fixes #3175) (Gyandeep Singh)

Fix: spaced-comment allows a mix of markers and exceptions (fixes #2895) (Toru Nagashima)

Fix: block-scoped-var issues (fixes #2253, fixes #2747, fixes #2967) (Toru Nagashima)

New: Add id-length rule (fixes #2784) (Burak Yigit Kaya)

Update: New parameters for quote-props rule (fixes #1283, fixes #1658) (Tomasz Olędzki)