oxc/crates/oxc_parser/CHANGELOG.md

Changelog

All notable changes to this crate will be documented in this file.

The format is based on Keep a Changelog, and this project does not adhere to Semantic Versioning until v1.0.0.

[0.11.0] - 2024-03-30

Bug Fixes

• Add support for empty module declaration (#2834)
• Fix failed to parse JSXChild after JSXEmptyExpression (#2726)

Performance

• Faster lexing JSX identifiers (#2557)

Refactor

• Add walk_mut functions (#2776)
• Add walk functions to Visit trait. (#2791)

[0.10.0] - 2024-03-14

Features

• Merge features serde and wasm to serialize (#2716)
• Miette v7 (#2465)

Bug Fixes

• Remove all duplicated comments in trivia builder (#2689)
• Improve lexing of jsx identifier to fix duplicated comments after jsx name (#2687)
• Parse rest parameter with the correct optional and type annotation syntax (#2686)
• Fix span for JSXEmptyExpression with comment (#2673)
• Fix span start for return type in function type (#2660)
• Rename BigintLiteral to BigIntLiteral (#2659)
• Parse named rest element in type tuple (#2655)
• Drop TSImportEqualsDeclaration.is_export (#2654)
• Parse with_clause in re-export declaration (#2634)

Refactor

• Refactor Trivias API - have less noise around it (#2692)
• Improve parsing of BindingPattern in TypeScript (#2624)
• Rename CompactString to CompactStr (#2619)

[0.9.0] - 2024-03-05

Features

• Parse decorators properly (#2603)
• Add AssignmentTargetRest (#2601)
• Expose preserveParans option (#2582)
• Add "abstract" type to MethodDefinition and PropertyDefinition (#2536)

Bug Fixes

• Fix span end for TSEmptyBodyFunctionExpression (#2606)
• Fix duplicated comments during parser rewind (#2600)
• Fix span start for TSModuleDeclaration (#2593)
• Align TSImportType with ESTree (#2578)
• Fix span start for TSExportAssignment (#2594)
• Parse empty method declaration as TSEmptyBodyFunctionExpression (#2574)
• Support TSIndexSignature.readonly (#2579)
• Support FormalParameter.override (#2577)
• Change TSMappedType.type_annotation from TSTypeAnnotation to TSType (#2571)
• TSConditionalType span start (#2570)
• Set span end for TSEnumDeclaration (#2573)
• Don't parse null as a literal type (#2572)

Performance

• Inline end_span and parse_identifier_kind which are on the hot path (#2612)
• Lex JSXText with memchr (#2558)
• Faster lexing template strings (#2541)
• Lex JSX strings with memchr (#2528)

Refactor

• byte_search macro evaluate to matched byte (#2555)
• Small efficiencies in byte_search macro usage (#2554)
• Remove start params for byte_search macro arms (#2553)
• Simplify byte_search macro (#2552)
• Remove unsafe code in lexer (#2549)
• Single function for all string slicing (#2540)
• Remove unsafe code (#2527)

[0.8.0] - 2024-02-26

Features

• Update arrow_expression to arrow_function_expression (#2496)
• Add TSModuleDeclaration.kind (#2487)
• Improve codegen (#2460)
• Add check for duplicate class elements in checker (#2455)
• Parse import attributes in TSImportType (#2436)
• Recover from async x [newline] => x (#2375)

Bug Fixes

• Fix missing end span from TSTypeAliasDeclaration (#2485)
• Incorrect parsing of class accessor property name (#2386)

Performance

• byte_search macro always unroll main loop (#2439)
• Consume multi-line comments faster (#2377)
• Consume single-line comments faster (#2374)
• Optimize lexing strings (#2366)

Refactor

• S/TSThisKeyword/TSThisType to align with estree
• S/NumberLiteral/NumericLiteral to align with estree
• Remove panic! from examples (#2454)
• continue_if in byte_search macro not unsafe (#2440)
• Correct comment (#2441)
• Update TSImportType parameter to argument (#2429)
• Catch all illegal UTF-8 bytes (#2415)
• Add methods to Source + SourcePosition (#2373)
• Extend byte_search macro (#2372)

[0.7.0] - 2024-02-09

Features

• Report parameter related errors for setter/getter (#2316)

Bug Fixes

• Remove erroneous debug assertion (#2356)

Performance

• Lex strings as bytes (#2357)
• Eat whitespace after line break (#2353)
• Lex identifiers as bytes not chars (#2352)

Refactor

• Macro for ASCII identifier byte handlers (#2351)
• All pointer manipulation through SourcePosition (#2350)
• Fix outdated comment (#2344)
• Make Source::set_position safe (#2341)
• Wrapper type for parser (#2339)
• Lexer replace Chars with Source (#2288)
• Name byte handler functions (#2301)
• Fix BigInt memory leak by removing it (#2293)

[0.6.0] - 2024-02-03

Features

• Remove generator property from ArrowFunction (#2260)
• Remove expression property from Function (#2247)
• Benchmarks for lexer (#2101)

Bug Fixes

• Correct the span for irregular whitespaces (#2245)
• Correct MAX_LEN for 32-bit systems (#2204)
• AcessorProperty is missing decorators (#2176)
• Fix crash on TSTemplateLiteralType in function return position (#2089)
• Restore regex flag parsing (#2007)

Performance

• Faster offset calculation (#2215)
• Pad Token to 16 bytes (#2211)
• Lexer byte handlers consume ASCII chars faster (#2046)
• Lexer match byte not char (#2025)
• Reduce Token size from 16 to 12 bytes (#2010)

Refactor

• Consume chars when parsing surrogate pair escape (#2243)
• Don't use lexer.current.chars directly (#2237)
• Byte handler for illegal bytes (#2229)
• Split lexer into multiple files (#2228)
• Mark ByteHandlers unsafe (#2212)
• Re-order match branches (#2209)
• Move source length check into lexer (#2206)
• Make is_identifier methods consistent
• Rename RestElement to BindingRestElement (#2116)
• Remove useless string builder from jsx text lexer (#2096)
• Combine token kinds for skipped tokens (#2072)
• Macro for ASCII byte handlers (#2066)
• Lexer handle unicode without branch (#2039)
• Remove noop code (#2028)
• Remove extraneous code from regex parsing (#2008)

[0.5.0] - 2024-01-12

Features

• No-irregular-whitespace rule (#1835)

Bug Fixes

• Unexpected ts type annotation in get/set (#1942)
• Fix incorrectly identified directives (#1885)
• Terminate parsing if an EmptyParenthesizedExpression error occurs (#1874)
• Error on source larger than 4 GiB (#1860)
• Await in jsx expression
• False postive for "Missing initializer in const declaration" in declare + namespace (#1724)

Refactor

• Only allocate for escaped template strings (#2005)
• Remove string builder from number parsing (#2002)
• Reduce work parsing regexps (#1999)
• Reduce Token size from 32 to 16 bytes (#1962)
• Remove TokenValue::Number from Token (#1945)
• Remove TokenValue::RegExp from Token (#1926)
• Parse BigInt lazily (#1924)
• Report this parameter error (#1788)
• Introduce ThisParameter (#1728)

[0.4.0] - 2023-12-08

Features

• Parse let.a = 1 with error recovery (#1587)
• Implement new proposal-import-attributes (#1476)
• Print directives (#1497)
• Add preserve_parens option (default: true) (#1474)
• Print leading comments with newlines (#1434)

Bug Fixes

• Correct import_kind of TSImportEqualsDeclaration (#1449)
• Fix type import (#1291)
• Disallow ReservedWord in NamedExports (#1230)
• ASI of async class member (#1214)

Refactor

• Remove duplicated code
• Move to workspace lint table (#1444)

[0.3.0] - 2023-11-06

Features

• Implement some of needs_explicit_esm for typescript (#1047)
• Json strings proposal (#1039)
• Partially re-enable minifier (#963)
• TypeScript 5.2 (#811)

Bug Fixes

• Revert changes to JSX attribute strings (#1101)
• Jsx attribute value and text child should be jsx string (#1089)
• Ts parsing error (#940)

Refactor

• Allow clippy::too_many_lines
• Clean up some methods
• Change the arguments order for some new functions

[0.2.0] - 2023-09-14

Features

• Add SymbolId and ReferenceId (#755)

Bug Fixes

• Parse [+In] in object binding initializer (#874)
• Make semantic own Trivias (#711)

Performance

• Only check the first lower case for match_keyword (#913)
• Remove an extra branch from identifier_name_handler (#912)
• Lazily build trivia map instead of build in-place (#903)
• Remove an extra branch from parse_member_expression_rhs hot path (#896)
• Reduce an extra branch from peek (#841)
• Reduce checks on ident -> keyword (#783)
• Jump table (#779)

Refactor

• Clean up fuzzer, move it to repo root (#872)
• Use codspeed for all benchmarks (#839)
• Improve code coverage a little bit
• Use atom for Directive and Hashbang (#701)