ESLint v8.x reached end-of-life on 2024-10-05 and is no longer maintained. Upgrade or consider long-term support options

ESLint v3.10.0 released

We just pushed ESLint v3.10.0, which is a minor release upgrade of ESLint. This release adds a new feature and fixes several bugs found in the previous release.

Highlights

This is a summary of some of the notable changes in this version of ESLint.

  • One new rule, no-return-await, was added.
  • no-extra-boolean-cast gained auto-fix functionality.
  • Certain cases caught by eqeqeq can now be auto-fixed.
  • New options were added to comma-style to check function parameters, function arguments, imports, and destructuring.
  • func-names gained a new option to recognize ES6 inferred names.

Features

Enhancements

  • 7ee039b Update: Add comma-style options for calls, fns, imports (fixes #7470) (Max Englander)
  • c3f4809 Update: Allow func-names to recognize inferred ES6 names (fixes #7235) (#7244) (Logan Smyth)
  • 2bd1dd7 Update: avoid creating extra whitespace in arrow-body-style fixer (#7504) (Teddy Katz)
  • 5003b1c Update: fix in/instanceof handling with space-infix-ops (fixes #7525) (#7552) (Teddy Katz)
  • 1766524 Update: “Error type should be” assertion in rule-tester (fixes 6106) (#7550) (Frans Jaspers)
  • 3c379ff Update: no-restricted-{imports,modules}: add “patterns” (fixes #6963) (#7433) (Jordan Harband)
  • af1fde1 Update: fix brace-style false negative on multiline node (fixes #7493) (#7496) (Teddy Katz)
  • 3798aea Update: max-statements to report function name (refs #7260) (#7399) (Nicholas C. Zakas)
  • 0c215fa Update: Add ArrowFunctionExpression support to require-jsdoc rule (#7518) (Gyandeep Singh)
  • 8a3e717 Update: Fix lines-around-directive semicolon handling (fixes #7450) (#7483) (Teddy Katz)
  • e58cead Update: add a fixer for certain statically-verifiable eqeqeq cases (#7389) (Teddy Katz)
  • 36338f0 Update: add fixer for no-extra-boolean-cast (#7387) (Teddy Katz)

Bug Fixes

  • b8d6e48 Fix: syntax errors created by object-shorthand autofix (fixes #7574) (#7575) (Teddy Katz)
  • 0d60db7 Fix: Curly rule doesn’t account for leading comment (fixes #7538) (#7539) (Will Chen)
  • c0f4937 Fix: arrow-parens supports type annotations (fixes #7406) (#7436) (Toru Nagashima)
  • 4613ba0 Fix: Add support for escape char in JSX. (#7461) (Scott Stern)
  • ea0970d Fix: curly false positive with no-semicolon style (#7509) (Teddy Katz)

Documentation

  • 3e6131e Docs: explain config option merging (#7499) (Danny Andrews)
  • 44eb274 Docs: Missing semicolon report was missing a comma (#7553) (James)
  • 6dbda15 Docs: Document the optional defaults argument for RuleTester (#7548) (Teddy Katz)
  • e117b80 Docs: typo fix (#7546) (oprogramador)
  • a838b8e Docs: func-name-matching: update with “always”/“never” option (#7536) (Jordan Harband)
  • f5764ee Docs: Update example of results returned from executeOnFiles (#7362) (Simen Bekkhus)
  • a7f3976 Docs: Specify min ESLint version for new rule format (#7501) (cowchimp)
  • 4f1fa67 Docs: Update copyright (#7497) (Nicholas C. Zakas)
  • 578c373 Build: handle deprecated rules with no ‘replacedBy’ (refs #7471) (#7494) (Vitor Balocco)

Chores

  • 670e060 Chore: make the object-shorthand tests more readable (#7580) (Teddy Katz)
  • 1b3b65c Chore: ensure that files in tests/conf are linted (#7579) (Teddy Katz)
  • 759525e Chore: Use process.exitCode instead of process.exit() in bin/eslint.js (#7569) (Teddy Katz)
  • 25e5613 Chore: Remove incorrect test from indent.js. (#7531) (Scott Stern)
  • 0dea0ac Chore: Add Node 7 to travis ci build (#7506) (Gyandeep Singh)
  • 183def6 Chore: enable prefer-arrow-callback on ESLint codebase (fixes #6407) (#7503) (Teddy Katz)

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