CHANGELOG.md

Changelog

[1.10.3] - 2024-12-27

Bug Fixes

• (es/codegen) Emit semicolon after using declarations (#9816) (556d924)

[1.10.2] - 2024-12-26

Bug Fixes

• (es) Don't panic when wasm bytecheck faild (#9803) (c81be2e)

• (es/parser) Do not parse empty stmt after using decl (#9798) (c2696db)

Documentation

• (types) Fix broken links (#9812) (7768114)

[1.10.1] - 2024-12-09

Bug Fixes

• (es/resolver) Fix wrong syntax context of vars with the same names as catch params (#9786) (5a44c6b)

Features

• (es/transforms) Add module.outFileExtension (#9784) (e04c7b3)

[1.10.0] - 2024-12-04

Bug Fixes

• (es/codegen) Use raw value for emitting JSX text (#9762) (b83c44f)

• (es/compat) Fix marker for inlined helpers (#9776) (f54ec2c)

• (es/minifier) Drop console in optional chainings (#9759) (39271ad)

• (es/minifier) Do not inline into the exact LHS (#9777) (985977b)

Features

• (es/minifier) Support preserve_annotations of terser (#9775) (6e1c9fd)

• (typescript) Align isolatedDeclaration implementation with tsc (#9715) (0adad25)

• Apply Wasm-breaking changes (#9771) (ed65eee)

Miscellaneous Tasks

• (deps) Update dependency magic-string to v0.30.13 (#9747) (fa80a1e)

• (deps) Update dependency magic-string to v0.30.14 (#9764) (6e46a8b)

Refactor

• (estree/compat) Do not use nightly features (#9772) (0f12bbd)

[1.9.3] - 2024-11-22

Bug Fixes

• (@swc/types) Tsc build file ignored by npm (#9754) (14a5c1e)

• (es) Source map super(...args) calls in injected constructors (#9745) (35b0ca0)

• (es/plugin) Migrate swc plugin new to use .cargo/config.toml (#9740) (4ffb21e)

• (es/resolver) Ignore VarDecl with declare: true (#9734) (aa0f784)

Documentation

• (types) Document Assumptions API (#9746) (cd4321c)

Features

• (plugin) Bump rkyv to v0.8.8 (#9730) (81ac77e)

• (plugin) Update wasmer to v5 (#9731) (9b74ccd)

• (visit) Derive serde for AstParentKind (#9744) (e0fdd68)

Miscellaneous Tasks

• (bindings/node) Format binding.js (#9738) (9f8c14f)

• (deps) Update cargo (patch) (#9724) (da37439)

Performance

• (es/plugin) Make analyze_source_file lazy, again (#9732) (c1d12d6)

Refactor

• (es/compat) Use special span instead of passing static_blocks_mark (#9725) (6ad0735)

• Delay Wasm-plugin breaking changes (#9735) (92faf5b)

[1.9.2] - 2024-11-11

Bug Fixes

• (es) Fix typo in feature name (#9721) (aff9de5)

Features

• (es/codegen) Implement proper inline_script support (#9729) (e732a36)

[1.9.1] - 2024-11-06

Bug Fixes

• (es/codegen) Fix ends_with_alpha_num (#9720) (569c799)

[1.9.0] - 2024-11-06

Bug Fixes

• (es/minifier) Avoid generating reserved mangling names (#9710) (b49317a)

• (es/plugin) Revert #9696 (#9717) (772f023)

Features

• (typescript) Port deno isolatedDeclarations updates (#9712) (6194044)

Miscellaneous Tasks

• (deps) Update rust crate is-macro to v0.3.7 (#9713) (d48e6e8)

[1.8.0] - 2024-11-04

Bug Fixes

• (es/typescript) Handle multiline type parameters in async arrow functions (#9704) (c5ed19c)

• (es/typescript) Handle ASI hazards in fast type strip (#9707) (c135f71)

Features

• (es) Add es2023 and es2024 to EsVersion (#9700) (5a6f0e6)

• (es/plugin) Introduce manual-tokio-runtmie to swc crate (#9701) (97298c4)

Performance

• (common) Make character analysis lazy (#9696) (1c3eaf6)

• (es/renamer) Modify parallel renaming threshold (#9706) (91a9106)

[1.7.42] - 2024-10-31

Bug Fixes

• (es/generator) Fix code generation for break in nested while (#9684) (65872af)

• (es/parser) Parse await using() call (#9693) (bcf05de)

• (es/resolver) Skip resolving lowercase JSXIdentifiers (#9686) (6ed1715)

• (es/types) Add jsc.experimental.keepImportAssertions to types (#9691) (4b4dcfa)

Features

• (es/minifier) Optimize switch with side effect and termination tests (#9677) (7344a63)

• (es/parser) Ability to get script's potential module errors (#9682) (2bbd1e8)

Miscellaneous Tasks

• (deps) Update cargo (patch) (#9607) (3597b0f)

Performance

• (es) Cache current_dir() system calls (#9683) (7aab945)

• (es/lints) Disable lints by default (#9689) (4d887d0)

• (visit) Introduce Pass API and adjust visitor APIs for it (#9680) (581aafb)

[1.7.40] - 2024-10-26

Bug Fixes

• (bindings) Update napi to handle string with \0 (#9665) (8f45eaf)

• (bindings/node) Add VisitTsPropertySignature (#9670) (715c42c)

• (es/codegen) Improve EndsWithAlphaNum (#9675) (ba2a942)

• (es/renamer) Check preserved in normal renaming mode (#9666) (87b4e10)

• (typescript) Check whether the method is abstract when checking is_overload (#9678) (78500af)

Documentation

• (contributing) Document changeset (#9667) (602c667)

Miscellaneous Tasks

• (deps) Update dependency swc-plugin-coverage-instrument to ^0.0.25 (#9676) (b8d255b)

[1.7.39] - 2024-10-22

Bug Fixes

• (es/compat) Add missing visit children for destructuring (#9658) (32116a0)

• (es/parser) Correct > and < when exit type context (#9653) (abffc07)

• (es/proposal) Use tsc version of explicit resource management (#9585) (f735108)

• (wasm-typescript) Fix option types of functions (#9662) (4cbe33c)

Features

• (es/minifier) Implement optional catch binding (#9657) (f70b842)

Miscellaneous Tasks

• (es/typescript) Improve enum comments and sourcemap (#9652) (31fe3b6)

[1.7.36] - 2024-10-15

Bug Fixes

• (es) Run esnext transforms on esnext target (#9644) (8a19201)

• (es/codegen) Emit space after div if rhs has leading comment (#9631) (f2be26e)

• (es/lints) Correct the false positive error of TS2309 (#9635) (f74c1f3)

• (es/minifier) Only merge last if return (#9633) (6f52949)

• (es/minifier) Check type of assignment target before merging assignments (#9617) (4436621)

Features

• (es) Introduce runPluginFirst for Wasm plugins (#9645) (3d3e434)

• (es/minifier) Support unary negate in cast_to_number (#9642) (88a2186)

Miscellaneous Tasks

• (deps) Update dependency magic-string to v0.30.12 (#9634) (085bc19)

[1.7.35] - 2024-10-10

Bug Fixes

• (ci) Fix target triples (#9622) (f625035)

• (es/codegen) Fix source map so it works with Sentry (#9627) (9c90a73)

• (es/minifier) Compress consecutive return statements properly (#9620) (8263da1)

• (es/module) Allow TypeScript nodes for Rewriter (#9606) (4ee45ac)

• (es/testing) Revert #9264 (#9621) (85f5e5b)

• (html/minifier) Fix HTML minifier TS types (#9615) (7b98bb5)

Features

• (bindings/html) Accept Buffer|string instead of Buffer (#9625) (62edb36)

• (es/preset-env) Update preset-env data (#9573) (9a11d34)

• (es/testing) Parse test code as a Program instead of a Module (#9264) (166b858)

• (es/testing) Parse test code as a Program instead of a Module (#9623) (bfea322)

Miscellaneous Tasks

• (atoms) Update hstr (#9612) (e2e9a9c)

Performance

• (es) Avoid needless string comparisons (#9613) (ec0a62c)

• (es/codegen) Reduce usage of tracing::instrument (#9604) (2f06fc5)

• (es/transforms) Copy benchmarks from oxc (#9602) (24c3a0c)

• (es/typescript) Reduce unnecessary visits (#9605) (866af6c)

Refactor

• (es/typescript) Simplifying enum and namespace transforms (#9558) (2480bb0)

Build

• Update rustc to nightly-2024-10-07 (#9624) (6a3b0fc)

[1.7.29] - 2024-10-01

Bug Fixes

• (deps) Update cargo (patch) (#9454) (b28047a)

• (es/codegen) Emit .d.ts when using --out-file (#9582) (3d9d641)

• (es/minifier) Ignore using declarations (#9598) (1659c21)

• (es/module) Fix jsc.paths using absolute paths with dots in a filename for an alias (#9595) (74e3d04)

• (es/parser) Fix failure of TS instantiation followed by satisfies (#9583) (77900d8)

Features

• (es) Add options to disable all esnext transforms and lints (#9597) (f2b0766)

Miscellaneous Tasks

• (es) Add helpers (#9586) (b94a0e1)

[1.7.28] - 2024-09-24

Bug Fixes

• (ast) Add archive(check_bytes) to all relevant AST types (#9574) (185d6f5)

• (cli) Exclude non-files from get_files_list (#9560) (85cc2bd)

• (es/codegen) Fix wrong sourcemap when there are new lines in tpl (#9578) (cf74382)

• (es/compat) Skip getter and setter as FlowHelper function do (#9580) (14cfd70)

• (es/isolated-dts) Preserve comments (#9572) (6d15d9c)

• (es/minifier) Avoid decl name when mangle with eval (#9546) (e2242c4)

• (es/minifier) Check variable type while optimizing += (#9575) (04016e9)

• (es/module) Rewrite import specifier in type declaration (#9577) (fc0ba2a)

• (plugin) Don't panic when ast byte not match (#9562) (c36871a)

Miscellaneous Tasks

• (es) Update wasmer to v4.3.7 (#9557) (190d6f0)

Testing

• (es) Add tests for arm64 windows (#9547) (9dd8f6f)

[1.7.25] - 2024-09-11

Bug Fixes

• (es/codegen) Handle minify number (#9541) (8b1e442)

• (es/codegen) Ensure decorators are emitted first in TS paramters (#9545) (47ef38d)

Features

• (es/common) Introduce pure Span and BytePos to handle #__PURE__ (#9539) (f63a481)

Miscellaneous Tasks

• (bindings/node) Fix type definition (64ec111)

[1.7.24] - 2024-09-08

Bug Fixes

• (es/compat) Handle label block in constructor (#9528) (c43dbad)

• (es/decorator) Add support for private access expressions in legacy decorators (#9535) (62ed065)

• (es/minifier) typeof class should be function (#9522) (c7fdd6b)

• (es/minifier) Prevent removing side effects from accessing getter (#9530) (8513816)

• (es/typescript) Handle enum in single statement (#9532) (84b0043)

[1.7.23] - 2024-09-02

Bug Fixes

• (es/minifier) Fix name mangler (#9524) (5fd68f9)

Performance

• (es/compat) Reimplement constructor transform (#9519) (4b85a92)

• (es/utils) Rewrite inject_after_super (#9496) (c562cfa)

[1.7.22] - 2024-08-30

Bug Fixes

• (es/minifier) Iterate object properties in reverse direction while inlining property access (#9507) (f584ef7)

[1.7.21] - 2024-08-28

Bug Fixes

• (es/typescript) Preserve more comments (#9509) (3e253ec)

[1.7.19] - 2024-08-28

Bug Fixes

• (es/minifier) Track if a var is used with in (#9508) (7d6269e)

Features

• (es/minifier) Support mangle cache (#9489) (af922d8)

• (plugin/runner) Improve error message (#9502) (da52930)

Miscellaneous Tasks

• (es/codegen) Bump minimum required swc_allocator version to 0.1.8 (#9492) (5258763)

Refactor

• (es/utils) Unify prepend_stmts (#9493) (faec8c1)

[1.7.17] - 2024-08-23

Bug Fixes

• (bindings/wasm) Fix typing (#9469) (8c007c4)

• (ci) FIx pattern for actions/download-artifact (ac7bd31)

• (es/minifier) Force rename synthesized identifiers (#9473) (c72b5f8)

• (es/minifier) Mark LHS of for-in/of as update (#9474) (ac432c4)

• (es/typescript) Correctly handle deep import chains (#9487) (50d70d3)

• (es/typescript) Correctly handle ESM context (#9490) (fc0483c)

• (html) Fix html binding (eefae1c)

Features

• (bindings/html) Allow using lightningcss as minfiier (#9462) (74d6478)

• (es/minifier) Drop more patterns with PURE marker (#9478) (ede1a52)

• (es/parser) Disallow let let (#9484) (1121bc0)

• (visit) Add experimental traverse APIs (#9464) (3ee8980)

Miscellaneous Tasks

• (html) Use binding_html_node instead of html_node (bdea5cb)

• (html) Fix publish action (f30fd4f)

• (plugin/runner) Fix benchmark (#9477) (b0b5e36)

Performance

• (visit) Add linear AST traversal (#9452) (911d4ea)

Refactor

• (common) Simplify SyntaxContext and Mark (#9476) (4bee30a)

[1.7.14] - 2024-08-19

Bug Fixes

• (common) Use SourceMap::adjust_mappings in correct order (#9447) (05961eb)

• (es) Preserve more comments (#9449) (673655c)

Features

• (es/decorators) Groundwork for stage 3 decorator (#9450) (238ba8b)

Refactor

• (visit) Remove VisitAll (#9448) (8845b76)

[1.7.12] - 2024-08-19

Bug Fixes

• (common) Do not use adjust_mappings from sourcemap crate (#9437) (563c162)

• (es) Mark TypeScript nodes as reachable from Evaluator (#9440) (308e5ec)

• (es/compat) Init this in sub class constructor for async (#9446) (bfaf31b)

• (es/decorators) Fix metadata for accessors (#9444) (99738ef)

Miscellaneous Tasks

• (deps) Update rust crate arrayvec to v0.7.6 (#9436) (08dd948)

[1.7.11] - 2024-08-14

Bug Fixes

• (es) Improve sourcemap url error messages. (#9422) (230d1d9)

• (visit) Fix regression of AST paths (#9420) (9751518)

Features

• (es/typescript) Add native_class_properties to skip reordering of class properties inits (#9421) (d2929d1)

• (estree/compat) Remove dependency on rayon (#9393) (34d1b27)

• (html/minifier) Support using custom css minifier (#9425) (970cc81)

Miscellaneous Tasks

• (bindings/node) Deprecate parse (#9419) (1bf467d)

• (deps) Update cargo (patch) (#9405) (baf4928)

• (es/preset-env) Update core js compat data (#9407) (ce761cf)

• (es/typescript) Remove the workaround for wasm-bindgen (#9428) (55f7268)

[1.7.10] - 2024-08-09

Bug Fixes

• (es/typescript) Strip optional mark and definite mark (#9411) (8c161a0)

• (es/typescript) Strip exported default overload function declaration (#9412) (b395f48)

• (es/typescript) Strip this param in getter/setter (#9414) (442fb7b)

• (es/typescript) Update ts-strip type definition (#9415) (165c8fa)

[1.7.9] - 2024-08-09

Bug Fixes

• (es/typescript) Strip class modifiers (#9399) (124e5ff)

[1.7.8] - 2024-08-09

Bug Fixes

• (common) Do not generate invalid source map (#9050) (9d65c77)

• (common) Require newer version of allocator (#9386) (4e854c7)

• (common) Remove unused import (#9387) (f530476)

• (es/minifier) Preserve function length (#9389) (679682c)

• (es/module) Drop the level of a few tracing events (#9380) (95af253)

• (es/parser) Fix span of EOF errors (#9378) (f702657)

• (es/typescript) Enable Injector to process JSX (#9395) (e24e2ff)

• (es/typescript) Strip declaration of exported function overloads (#9397) (5c8aa52)

• (visit) Fix regression (#9404) (041a7b7)

Features

• (visit) Make kind() accessible without swc_visit (#9382) (021e41d)

Miscellaneous Tasks

• (common) Remove dbg log (#9384) (a538ca1)

• (deps) Update cargo (patch) (#9402) (10d99e5)

• (es/typescript) Remove unreachable_visit_mut_type (#9390) (8e49c90)

Testing

• (es/typescript) Verify TypeScript stripped output (#9398) (4c4c860)

[1.7.6] - 2024-08-04

Bug Fixes

• (es/codegen) Print the missing abstract in class expression (#9372) (c2e3021)

• (es/decorators) Use correct class name reference (#9375) (badd6a9)

• (es/typescript) Strip declare export in strip-only mode (#9374) (c53cce4)

[1.7.5] - 2024-08-02

Bug Fixes

• (common) Fix StringInput.end_pos (#9362) (5368e18)

• (es/parser) Fix span for unterminated block comments (#9361) (dc1b87e)

• (es/parser) Make UnterminatedBlockComment stick to the EOF (#9366) (4f0fc6e)

• (es/typescript) Handle single type statement in if/for/while (#9364) (2217730)

• (es/typescript) Handle backtick in ASI issue (#9367) (6f1716c)

• (es/typescript) Analyze import chain (#9369) (4f9116f)

Miscellaneous Tasks

• (deps) Update rust crate toml to v0.8.19 (#9360) (9cd51ce)

[1.7.4] - 2024-07-31

Bug Fixes

• (es/codegen) Emit question token for class methods (#9342) (636585b)

• (es/minifier) Fix detection of this (#9339) (77da7cf)

• (es/minifier) Fix analysis of for-in/of (#9340) (1454ab5)

• (es/minifier) Preserve flags while dropping elements of SeqExpr (#8907) (24e8798)

• (es/typescript) Fix ASI in expression for fast strip (#9358) (3ee82e2)

Documentation

• (contributing) Add warning for test --all (#9338) (234bb97)

Miscellaneous Tasks

• (deps) Update rust crate toml to v0.8.16 (#9327) (67aadfa)

• (deps) Update dependency magic-string to v0.30.11 (#9345) (ced06e2)

• (deps) Update rust crate toml to v0.8.17 (#9349) (d5472cc)

[1.7.3] - 2024-07-27

Bug Fixes

• (es/decorators) Fix TypeScript syntax assertion (#9336) (acb3952)

[1.7.2] - 2024-07-25

Bug Fixes

• (es/ast) Accept any case of EsVersion during deserialization (#9329) (56da6be)

• (es/typescrupt) Fix ASI issue in fast ts strip (#9332) (57146cf)

• (swc_core) Remove unused preset_env (#9333) (75bc7bf)

Documentation

• (bindings/wasm) Document supported TypeScript version (#9334) (66f31c0)

[1.7.1] - 2024-07-24

Bug Fixes

• (bindings/types) Add missing mangle options (#9298) (567f40d)

• (deps) Update cargo (patch) (#9317) (ea66e84)

• (es/ast) Make span of binding ident include type ann (#9293) (2b32481)

• (es/minifier) Support minifying JSX (#9271) (9a6367b)

• (es/typescript) Fix typings (#9301) (27ca712)

• (es/typescript) Preserve type assertions (#9328) (4d60f52)

• (es/utils) Use $crate for quote_ident!() (#9309) (bdaaf47)

Features

• (allocator) Feature gate nightly via macros (#9274) (a31fb58)

• (allocator) Add maybe types (#9278) (a417ff4)

• (es/typescript) Add esm build for fast ts strip (#9286) (d10cb9f)

Miscellaneous Tasks

• (deps) Update actions (#9311) (475432e)

• (deps) Update npm (patch) (#9318) (9d983c3)

• (deps) Update wasmer to fix broken Windows build (#9322) (a120faf)

• (deps) Drop atty (#9325) (831500e)

Performance

• (allocator) Use std instead of allocator-api2 (#9281) (88723db)

• (es/codegen) Use Vec<T> from swc_allocator (#9280) (c1cd0b9)

• (es/codegen) Optimize using swc_allocator (#9294) (07376c6)

• (es/helpers) Use bool instead of AtomicBool (#9321) (8107e98)

• (es/minifier) Pre-allocate collections (#9289) (76fe139)

• (visit) Modify Box and Vec in-place (#9291) (ae2ac05)

• (visit) Add #[inline] (#9302) (0b3dbb8)

• Enable LTO for benchmarks (#9279) (a3020b2)

Refactor

• Remove unused files (#9285) (33284c1)

Build

• Update rustc to nightly-2024-07-21 (#9319) (279ea91)

[1.7.0] - 2024-07-18

Bug Fixes

• (allocator) Fix allocator & add benchmark (#9234) (037dad5)

• (allocator) Remove wrong assertions and add tests (#9252) (d8e8b04)

• (ci) Fix CI of `peff (#9216) (602e0e5)

• (es/codegen) Fix codegen of large numeric literals (#9226) (fba79e6)

• (es/compat) Consider only the variables used in the closure (#9151) (1357531)

• (es/compat) Add support for destructuring with BigInts (#9215) (2cc7028)

• (es/fixer) Wrap in expr in for-in head (#9209) (5cd837f)

• (es/minifier) Fix case matching (#9208) (f81fa6e)

• (es/minifier) Fix compress pow NaN (#9210) (2b361e6)

• (es/minifier) Fix variable declaration in default branch (#9220) (a7c82bd)

• (es/minifier) Check this in function params (#9229) (da4866d)

• (es/minifier) Remove optimization for array pattern (#9241) (521161e)

• (es/minifier) Fix exponentiate operator (#9251) (06bb533)

• (es/minifier) Fix panic in bitwise logic and incorrect values (#9258) (baeb9e2)

• (es/minifier) Collect raw str values for new Tpl element (#9261) (6ddbfa0)

• (es/modules) Fix lint issue (#9206) (efb8636)

• (es/quote) Fix macro (#9270) (93d9e44)

• (es/typescript) Handle unicode for fast ts strip (#9202) (096bfe3)

• (es/typescript) Fix transform mode (#9243) (0e79a5b)

• (es/typescript) Workaround wasm-bindgen (#9272) (6b1d2ff)

Documentation

• (allocator) Mention oxc_allocator (be99ce0)

• (contributing) Fix deno installation url (#9249) (ff5bbda)

• (es/minifier) Add contributing section (e22f3ba)

Features

• (allocator) Initialize package (#9195) (f3681cb)

• (allocator) Implement SwcAlloc (#9232) (e343eb6)

• (allocator) Add a cargo feature (#9239) (398dc21)

• (allocator) Implement default mode (#9242) (b6333db)

• (es/typescript) Add transform mode back to fast TS strip (#9237) (8231e3c)

• (es/utils) Support for arrays using cast_to_number (#9212) (2aef14d)

Miscellaneous Tasks

• (es) Bump unicode-id-start to v1.2.0 (#9177) (9904a53)

• (es/typescript) Improve decorator handling of fast strip (#9178) (962170f)

Performance

• (allocator) Drop scoped_tls (#9240) (4ce2514)

• (bindings) Invert Wasm size shrink (#9224) (aa7f791)

• (bindings/wasm) Shrink the size of the wasm file (#9191) (3a23b3d)

• (es/codegen) Use scoped allocator (#9248) (970f323)

• (es/typescript) Add a benchmark for fast TS strip (#9205) (7d9364c)

• (es/visit) Introduce standard_only_* macros (#9207) (92879b1)

Refactor

• (allocator) Use & instead of a thread-local (#9235) (8d5670e)

• (allocator) Use RAII guard instead of scope (#9254) (6e098ae)

• (common) Drop SyntaxContext from AST nodes (#9175) (b2491e5)

• (es) Use into for AST construction (#9197) (e7358e0)

• (es) Use Into and From for AST construction (#9201) (0960b23)

• (es/codegen) Revert #9248 (#9266) (b9b233c)

• (es/helpers) Remove unnecessary exports (#9225) (69719c2)

• (visit) Pre-generate visitor code (#9262) (9c17663)

Testing

• (allocator) Merge test (#9267) (efc3963)

• (es/base) Disable flaky benchmark (#9221) (bd4bef1)

• Enable scoped API by default (#9247) (e7ce94b)

Pers

• (es/ast) Introduce IdentName (#9185) (7b3e5b3)

[1.6.13] - 2024-07-06

Bug Fixes

• (es/parser) Revert #9141 (#9171) (8b66d5e)

• (es/testing) Fix PluginCommentProxy (#9170) (d86ca2d)

Features

• (es/typescript) Improve fast TS strip (#9166) (ee8dc28)

• (es/typescript) Improve fast TS strip (#9167) (98af589)

Testing

• (es/minfiier) Improve comment testing (#9164) (f90574d)

[1.6.12] - 2024-07-06

Bug Fixes

• (ci) Restore disabled CI checks (#9002) (cdfd4c8)

• (es/decorators) Fix bugs of 2022-03 implementation (#9145) (8a3ae44)

• (es/loader) Exclude .json from default extension list (#9134) (e94e5e7)

• (es/minifier) Fix undefined judgement (#9146) (1a739b7)

• (es/renamer) Fix renaming of default-exported declarations (#9135) (45f671d)

• (es/renamer) Remove FastJsWord (#9136) (42b4caf)

• (es/typescript) Fix tricky cases in TS fast strip (#9159) (2bc51b8)

• (es/typescript) Fix replacement logic of fast TS strip (#9163) (c5acafe)

Features

• (bindings/ts) Add transform/strip-only mode (#9138) (a08bb46)

• (es/testing) Improve comment testing story (#9150) (3638e97)

• (es/typescript) Add swc_fast_ts_strip (#9143) (b129343)

• (es/typescript) Improve fast TS stripper (#9152) (9fca4ab)

• (es/typescript) Improve fast TS stripper (#9153) (732d748)

• (es/typescript) Improve fast TS strip (#9154) (05c7210)

Performance

• (es) Reduce allocations for dynamic stacks (#9133) (648830a)

Refactor

• (bindings/ts) Inline Wasm file into wasm.js (#9139) (307b6f2)

• (es/parser) Improve readability (#9141) (9d9fe66)

[1.6.7] - 2024-07-03

Bug Fixes

• (es/compat) Do not reuse span (#9117) (6520052)

Documentation

• Use @swc/counter for 3rd-party download count (026ff7e)

Features

• (binding) Create Wasm package for stripping only TypeScript (#9124) (6b3c0da)

• (es/minifier) Handle more indexing expression (#8750) (570c47a)

• (preset-env) Upgrade browserslist-rs (#9023) (18d6277)

Performance

• (es/lexer) Do not use memchr::memmem in parser (#9118) (72021de)

Refactor

• (es/typescript) Extract type annotation proposal out (#9127) (dfee5f8)

Testing

• (bindings/ts) Test Wasm binding (#9128) (c6d6db3)

• (es/decorators) Split decorator-tests (#9119) (07c3054)

Build

• (bindings) Fix build of typescript binding (#9125) (f409bc0)

[1.6.6] - 2024-06-29

Bug Fixes

• (es/lexer) Fix lexing of \r\n in JSX (#9112) (2a0ebec)

Performance

• (es/parser) Optimize macros (#9100) (719b7c5)

• (es/parser) Remove unnecessary check (#9102) (2a490ad)

• (es/parser) Add a check before numeric operations (#9105) (c0602c8)

• (es/parser) Increase token context size (#9104) (8ef30cc)

[1.6.4] - 2024-06-22

Features

• (cli) Support generating .d.ts files (#9097) (e71b6d3)

• (common) Add fallible methods to swc_common::SourceMap (#9090) (e423d1b)

• (es/transform) Add experimental .d.ts generation (#9093) (51a2702)

• (swc_core) Reexport swc_typescript (#9092) (a2645e2)

• (typescript) Implement Isolated Declaration (#9086) (a855159)

Miscellaneous Tasks

• (deps) Replace sha-1 with sha1 (#9091) (5a2c968)

Performance

• (es/lexer) Apply various optimizations (#9095) (2f02630)

• (es/lexer) Use memchr::memmem for lexing block comments (#9096) (1b3672f)

Refactor

• (es/parser) Rename EsConfig and TsConfig (#9094) (5520b23)

[1.6.3] - 2024-06-19

Bug Fixes

• (css/minifier) Don't tranform rotate deg (#9072) (8d37dae)

• (es/decorators) Reduce the number of sourcemap mappings (#9074) (cfe3ba3)

Performance

• (common) Use Chars in StringInput (#9073) (7698eaa)

• (es/lexer) Optimize lexer (#9075) (6426928)

• (es/lexer) Make lexing of string literals faster (#9077) (373bac5)

• (es/lexer) Reduce allocation while lexing identifiers (#9076) (69f00b8)

• (es/lexer) Add a fast-path to template literal lexer (#9080) (238f1c5)

• (es/lexer) Add fast-path to jsx lexer (#9081) (af58606)

Refactor

• (common) Simplify StringInput implementation (#9071) (c3a8c0b)

[1.6.1] - 2024-06-16

Bug Fixes

• (common) Revert Use SourceMap::adjust_mappings (#9058) (cdd20cd)

Performance

• (es/parser) Reduce allocations while lexing numbers (#9057) (ca26eb7)

[1.6.0] - 2024-06-15

Features

• (common) Use SourceMap::adjust_mappings (#9052) (eda2e45)

• (es/ast) Add more utilities (#9054) (ab226dc)

Performance

• (es/parser) Reduce allocations for raw while lexing numbers (#9056) (bc8ec62)

Refactor

• (es/ast) Remove unused fields of TsPropertySignature (#8955) (6306778)

• (es/utils) Refine some APIs (#9049) (e856478)