perf(linter): remove allocations for string comparisons #4570
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CodSpeed Performance ReportMerging #4570 will improve performances by 4.32%Comparing Summary
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Refactors a lot of case-insensitive comparisons from ```rust a.to_lowercase() == b.to_lowercase() ``` with ```rust a.eq_ignore_ascii_case(b) ``` These mostly happened when checking JSX props, so I'm expecting the most benefit from JSX-related rules.
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## [0.23.0] - 2024-08-01 - 27fd062 sourcemap: [**BREAKING**] Avoid passing `Result`s (#4541) (overlookmotel) ### Features - a558492 codegen: Implement `BinaryExpressionVisitor` (#4548) (Boshen) - 7446e98 codegen: Align more esbuild implementations (#4510) (Boshen) - 35654e6 codegen: Align operator precedence with esbuild (#4509) (Boshen) - b952942 linter: Add eslint/no-unused-vars (⭐ attempt 3.2) (#4445) (DonIsaac) - 85e8418 linter: Add react/jsx-curly-brace-presence (#3949) (Don Isaac) - cf1854b semantic: Remove `ReferenceFlags::Value` from non-type-only exports that referenced type binding (#4511) (Dunqing) ### Bug Fixes - b58ed80 codegen: Enable more test cases (#4585) (Boshen) - 6a94e3f codegen: Fixes for esbuild test cases (#4503) (Boshen) - d5c4b19 parser: Fix enum member parsing (#4543) (DonIsaac) ### Performance - 4c6d19d allocator: Use capacity hint (#4584) (Luca Bruno) - 7585e16 linter: Remove allocations for string comparisons (#4570) (DonIsaac) - 55a8763 parser: Faster decoding unicode escapes in identifiers (#4579) (overlookmotel) - ae1d38f parser: Fast path for ASCII when checking char after numeric literal (#4577) (overlookmotel) - 56ae615 parser: Make not at EOF the hot path in `Source` methods (#4576) (overlookmotel) - 25679e6 parser: Optimize `Lexer::hex_digit` (#4572) (overlookmotel) - bb33bcc parser: Speed up lexing non-decimal numbers (#4571) (overlookmotel) - ab8509e parser: Use `-` not `saturating_sub` (#4561) (overlookmotel) - c9c38a1 parser: Support peeking over bytes (#4304) (lucab) - 0870ee1 parser: Get and check lookahead token (#4534) (lucab) - d00014e sourcemap: Elide bounds checks in VLQ encoding (#4583) (overlookmotel) - 1fd9dd0 sourcemap: Use simd to escape JSON string (#4487) (Brooooooklyn) ### Documentation - 0914e47 ast: Add doc comments to literal nodes (#4551) (DonIsaac) - c6a11be ast: Auto-generate doc comments for AstBuilder methods (#4471) (DonIsaac) ### Refactor - e68ed62 parser: Convert lexer byte handler for `|` to a single match (#4575) (overlookmotel) - bba824b parser: Convert `Lexer::read_minus` to a single match (#4574) (overlookmotel) - ef5418a parser: Convert `Lexer::read_left_angle` to a single match (#4573) (overlookmotel) - 9e5be78 parser: Add `Lexer::consume_2_chars` (#4569) (overlookmotel) - 649913e parser: Extract `u8` not `&u8` when iterating over bytes (#4568) (overlookmotel) - 59f00c0 parser: Rename function (#4566) (overlookmotel) - 8e3e910 parser: Rename vars (#4565) (overlookmotel) - 0c0601f parser: Rename function (#4564) (overlookmotel) - 0acc4a7 parser: Fetch 2 bytes in `?` byte handler (#4563) (overlookmotel) - 565eccf parser: Shorten lexer code (#4562) (overlookmotel) - 148bdb5 parser: Adjust function inlining (#4530) (overlookmotel) - 16c7b98 semantic: Move CatchClause scope binding logic to visit_block_statement (#4505) (Dunqing) - d6974d4 semantic: `AstNodeParentIter` fetch nodes lazily (#4533) (overlookmotel) - d914b14 semantic: Reusing the same reference (#4529) (Dunqing) - 7b5e1f5 semantic: Use `is_empty()` instead of `len() == 0` (#4532) (overlookmotel) - 9db4259 semantic: Inline trivial methods (#4531) (overlookmotel) - 7c42ffc sourcemap: Align Base64 chars lookup table to cache line (#4535) (overlookmotel) - 96602bf transformer/typescript: Determine whether to remove `ExportSpeicifer` by `ReferenceFlags` (#4513) (Dunqing) - e6a8af6 traverse: Speed up tests (#4538) (overlookmotel) Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>
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## [0.7.0] - 2024-08-05 - 85a7cea semantic: [**BREAKING**] Remove name from `reference` (#4329) (Dunqing) ### Features - aaee07e ast: Add `AstKind::AssignmentTargetPattern`, `AstKind::ArrayAssignmentTarget` and `AstKind::ObjectAssignmentTarget` (#4456) (Dunqing) - 9df7b56 jsx-a11y/no-autofocus: Implement fixer support (#4171) (Jelle van der Waa) - b87bf70 linter: Add fix capabilties to existing lint rules (#4560) (DonIsaac) - ddd8b27 linter: Support conditional fix capabilities (#4559) (DonIsaac) - b952942 linter: Add eslint/no-unused-vars (⭐ attempt 3.2) (#4445) (DonIsaac) - 6543958 linter: Add auto-fix metadata to RuleMeta (#4557) (Don Isaac) - 85e8418 linter: Add react/jsx-curly-brace-presence (#3949) (Don Isaac) - 4c4da56 linter: Add typescript-eslint/prefer-keyword-namespce (#4438) (Aza Walker) - d8c2a83 linter: Eslint-plugin-vitest/no-import-node-test (#4440) (cinchen) - e3b0c40 linter: Eslint-plugin-vitest/no-identical-title (#4422) (cinchen) - c936782 linter: Eslint-plugin-vitest/no-conditional-expect (#4425) (cinchen) - 27fdd69 linter: Eslint-plugin-vitest/no-commented-out-tests (#4424) (cinchen) - 51f5025 linter: Add fixer for unicorn/prefer-string-starts-ends-with (#4378) (DonIsaac) - 3c0c709 linter: Add typescript-eslint/no-extraneous-class (#4357) (Jaden Rodriguez) - 7afa1f0 linter: Support suggestions and dangerous fixes (#4223) (DonIsaac) - acc5729 linter: Eslint-plugin-vitest/expect-expect (#4299) (cinchen) - 2213f93 linter: Eslint-plugin-vitest/no-alias-methods (#4301) (cinchen) - c296bc3 linter/eslint: Implement func-names (#4618) (Alexander S.) - e116ae0 linter/eslint: Implement fixer for prefer-numeric-literals (#4591) (Jelle van der Waa) - eaf834f linter/eslint: Implement prefer-numeric-literals (#4109) (Jelle van der Waa) - db2fd70 linter/eslint-plugin-promise: Implement no-webpack-loader-syntax (#4331) (Jelle van der Waa) - 5f1e070 linter/eslint-plugin-unicorn: Add fixer for prefer-code-point (#4353) (Jelle van der Waa) - ed49e16 linter/eslint-plugin-unicorn: Implement fixer for prefer-dom-node-append (#4306) (Jelle van der Waa) - e2b15ac linter/react: Implement react-jsx-boolean-value (#4613) (Jelle van der Waa) - 68efcd4 linter/react-perf: Handle new objects and arrays in prop assignment patterns (#4396) (DonIsaac) ### Bug Fixes - 368112c ast: Remove `#[visit(ignore)]` from `ExportDefaultDeclarationKind`'s `TSInterfaceDeclaration` (#4497) (Dunqing) - d384f60 ci: Remove unused(?) .html file (#4545) (Yuji Sugiura) - 06aec77 linter: Invalid binary expression with overflow (#4647) (DonIsaac) - b2da22b linter: Invalid tags in rule docs (#4646) (DonIsaac) - 94440ad linter: Panic on invalid lang in `a11y/lang`. (#4630) (rzvxa) - e0b03f8 linter: Improve the boundary for eslint/for-direction (#4590) (heygsc) - 70b8cfa linter: Missing return in no-obj-calls recursion (#4594) (DonIsaac) - fe1356d linter: Change no-unused-vars to nursery (#4588) (DonIsaac) - 72337b1 linter: Change typescript-eslint/no-namespace to restriction (#4539) (Don Isaac) - 732f4e2 linter: Fix `oxlint` allocator cfg (#4527) (overlookmotel) - 289dc39 linter: Overflow in no-obj-calls (#4397) (DonIsaac) - a664715 linter/eslint: Fix invalid regexp in no_regex_spaces test (#4605) (Yuji Sugiura) - 74fa75a linter/eslint: Drop quotes around max-params lint warning (#4608) (Jelle van der Waa) - 9fcd9ae linter/eslint: Fix invalid regexp in no_control_regex test (#4544) (leaysgur) - ac08de8 linter/react_perf: Allow new objects, array, fns, etc in top scope (#4395) (DonIsaac) - 0fba738 npm: SyntaxError caused by optional chaining in low version node (#4650) (heygsc) - 73d2558 oxlint: Fix oxlint failed to build due to missing feature (Boshen) ### Performance - 6ff200d linter: Change react rules and utils to use `Cow` and `CompactStr` instead of `String` (#4603) (DonIsaac) - f259df0 linter: Make img-redundant-alt only build a regex once (#4604) (DonIsaac) - 7585e16 linter: Remove allocations for string comparisons (#4570) (DonIsaac) - b60bdf1 linter: `no_shadow_restricted_names` only look up name in hashmap once (#4472) (overlookmotel) - 81384f5 linter: Avoid unnecessary work in `nextjs:no_duplicate_head` rule (#4465) (overlookmotel) - f7da22d linter: Disable lint rules by file type (#4380) (DonIsaac) - 348c1ad semantic: Remove `span` field from `Reference` (#4464) (overlookmotel) - 6a9f4db semantic: Reduce storage size for symbol redeclarations (#4463) (overlookmotel)- a207923 Replace some CompactStr usages with Cows (#4377) (DonIsaac) ### Refactor - 7a75e0f linter: Use diagnostic codes in lint rules (#4349) (DonIsaac) - ccb1835 semantic: Methods take `Span` as param, not `&Span` (#4470) (overlookmotel) - 7cd53f3 semantic: Var hoisting (#4379) (Dunqing) - c99b3eb syntax: Give `ScopeId` a niche (#4468) (overlookmotel) Co-authored-by: Boshen <1430279+Boshen@users.noreply.github.com>
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Refactors a lot of case-insensitive comparisons from
with
These mostly happened when checking JSX props, so I'm expecting the most benefit from JSX-related rules.