[renovate]

Note

This PR body was truncated due to platform limits.

This PR contains the following updates:

Package	Change	Age	Confidence
@swc/core (source)	1.15.21 → 1.16.22

---

Release Notes

swc-project/swc (@​swc/core)

v1.16.22

Compare Source

Bug Fixes

• (ci) Break the publish dependency cycle and guard it in CI (#​12681) (3ad7952)

• (deps) Update Wasmtime and zstd for security advisories (#​12638) (1e1266f)

• (es/fixer) Preserve the parentheses of string literal statements so they do not become directives (#​12633) (75848ac)

• (es/minifier) Fold never-assigned variables in conditions (#​12650) (77429a4)

• (es/minifier) Do not reassociate inexact float multiplications (#​12657) (5f28be2)

• (es/minifier) Stop checking fn param for ref (#​12675) (811a2af)

• (es/regexp) Fix unicode property escape expansion for v and bare \P{...} (#​12651) (dcad8b9)

• (es/typescript) Fix merged namespace bindings and enum evaluation (#​12455) (c902730)

• (es/typescript) Move minified semantic tests to swc to break the publish dependency cycle (#​12663) (fd3d637)

• (sourcemap) Preserve sources without embedded content when flattening (#​12680) (c7661e6)

• (testing) Ignore hidden ancestors of the workspace in unignore_fixture (#​12652) (42b480d)

Miscellaneous Tasks

• (deps) Update node.js to v26 (#​12645) (25a2c8e)

• (es/preset-env) Upgrade browserslist-rs to 0.22.0 (#​12678) (c5ad386)

Performance

• (es/transforms) Avoid refcount contention on atom!("arguments") in renamer and DCE (#​12661) (92e96b8)

Refactor

• (es/transforms/react) Organize transform tests as fixtures (#​12662) (a8c949e)

Testing

• (compat) Organize transform fixtures (#​12673) (141d766)

• (swc) Make the issue_622 source map test rerunnable (#​12653) (df92140)

• (swc) Keep pnpm-lock.yaml unchanged when exec tests install helpers (#​12655) (182578e)

• (swc) Make stack trace tests independent of the Node.js version (#​12654) (b8c7ce9)

• (swc) Unify compiler test pipelines and reorganize transform fixtures (#​12676) (07924c4)

• (typescript) Organize transform fixtures (#​12667) (f29153b)

Ci

• Migrate swc-bot credentials to the swc-project-bot GitHub App (#​12665) (0362db5)

• Allow LingyuCoder in the Rspack group (#​12685) (be15e4b)

v1.16.21

Compare Source

Bug Fixes

• (ci) Install rustfmt before tagging releases (#​12632) (99fe404)

• (deps) Update cargo (major) (#​12460) (78f73b7)

• (deps) Update npm (#​12461) (56f4407)

• (es/codegen) Escape inline script markers in regex literals (#​12614) (9167d30)

• (es/helpers) Convert Map and Set values to arrays (#​12616) (aa3782b)

• (es/minifier) Mark variables assigned in a member object as accessed and mutated (#​12543) (72bd6ce)

• (es/minifier) Avoid capturing outer references in lexical loops (#​12608) (3ba25f0)

• (es/minifier) Preserve rest arg iterator (#​12604) (ea41a23)

• (es/minifier) Avoid duplicate preserved class bindings (#​12607) (aa970df)

• (es/minifier) Track assignment aliases in member objects (#​12621) (f5b0340)

• (es/minifier) Treat spread arguments of pure calls as side effects (#​12585) (ce4860f)

• (es/minifier) Store IIFE arg inline into Finalizer (#​12624) (f8a996a)

• (node) Allow DELETE grants on native cache volume roots (#​12609) (716f129)

• (node) Restrict cache DELETE exemption to filesystem roots (#​12610) (38250cb)

Documentation

• (es/minifier) Inline documented semantic assumptions (#​12627) (929778b)

• Require co-author credit for issue authors (#​12622) (3bc6b7f)

Miscellaneous Tasks

• (deps) Update actions (#​12459) (7eafc65)

Ci

• Install rustfmt for manual crate releases (#​12629) (9d626be)

• Install rustfmt for automatic crate releases (#​12630) (fe53f07)

• Use Node 22 for Windows x86 release builds (#​12636) (577713d)

v1.16.20

Compare Source

Bug Fixes

• (es/codegen) Disambiguate TSX generic arrows (#​12505) (2c9d198)

• (es/codegen) Preserve non-null token boundaries (#​12504) (410ae3a)

• (es/codegen) Parenthesize typed arrow parameters (#​12503) (aa1ffd6)

• (es/codegen) Preserve TypeScript token boundaries (#​12523) (9f36ae0)

• (es/codegen) Emit space after div if rhs starts with a regex (#​12544) (dddf716)

• (es/codegen) Preserve optional call type arguments (#​12549) (f7bef4d)

• (es/compat) Scope private access modes to each member (#​12526) (c0e3fa1)

• (es/fixer) Preserve TypeScript expression grouping (#​12518) (b9d3f8f)

• (es/fixer) Preserve TypeScript operand grouping (#​12539) (7c4a214)

• (es/fixer) Avoid panicking on recovered parenthesized assignment targets (#​12551) (ec34371)

• (es/fixer) Preserve optional chain boundaries (#​12550) (01d5630)

• (es/fixer) Wrap function declarations in sloppy-mode loop bodies (#​12567) (76ff943)

• (es/minifier) Bound literal expressions copied by the sequential inliner (#​12521) (60c700f)

• (es/minifier) Preserve rest array identity when its reference runs more than once (#​12546) (4768dbe)

• (es/minifier) Keep trimLeft and trimRight on string literals (#​12574) (663ffb0)

• (es/minifier) Keep directive prologue when merging if returns (#​12580) (fd0edaf)

• (es/minifier) Preserve new async and generator (#​12558) (8f06994)

• (es/minifier) Release utils API required by registry builds (#​12582) (b5a52b9)

• (es/parser) Isolate enum await context (#​12506) (b789495)

• (es/parser) Allow await function names in async arrow parameters (#​12517) (0827541)

• (es/parser) Preserve invalid JSX numeric entities as literal text (#​12524) (31b5fb9)

• (es/parser) Allow namespace await identifiers (#​12507) (3daa5dc)

• (es/parser) Align TypeScript expression lookahead (#​12535) (7ef5966)

• (es/parser) Do not treat optional get/set fields as accessors (#​12559) (a2fedec)

• (es/parser) Recover non-entity expressions in TypeScript heritage clauses (#​12552) (48586cb)

• (native) Allow unmapped overflow owners in Linux cache ancestors (#​12547) (8ce7daa)

• (native-addon) Use ProgramData after unsafe Windows profile caches (#​12534) (47394b8)

• (react-compiler) Preserve intrinsic JSX tags during binding renames (#​12536) (c25e42e)

• (ts/fast-strip) Preserve runtime boundaries during type erasure (#​12575) (ccdc3c1)

Documentation

• Prohibit references to issue-linked PRs and external SWC forks (#​12513) (5092a16)

• Add CodSpeed sponsor logo to README (#​12590) (9c5b1df)

Features

• (es/minifier) Inline async function used only once (#​12416) (b9b2ebe)

• (es/minifier) Implement more rules for if-break (#​12561) (644f85a)

Performance

• (es/parser) Streamline numeric separator stripping (#​12515) (220a82c)

• (hstr) Allow Atom::as_str to inline across crates (#​12522) (c07290b)

Testing

• (es/transforms) Isolate transform timing from AST cloning (#​12540) (63ee4aa)

Ci

• Allow vjeux as a React contributor (#​12520) (4e8ee99)

• Allow jimmyhmiller in the Next.js group (#​12532) (346a025)

• Ignore unreachable ruzstd advisory in Wasmer (#​12533) (1a55a5b)

• Remove empty contributor changeset (#​12537) (3986d88)

• Require changesets for crate changes (#​12583) (ee2cd8a)

v1.16.18

Compare Source

Bug Fixes

• (bindings) Fall back to a safe cache root on Unix (#​12500) (2125403)

• (es/minifier) Check decl for side effect (#​12501) (6841927)

v1.16.17

Compare Source

Bug Fixes

• (bindings) Fall back to a secure Windows profile cache (#​12452) (2c0fb89)

• (bindings) Allow opting out of Unix cache root security checks (#​12469) (e87fa40)

• (ci) Run main CodSpeed benchmarks after policy skips (1b6d869)

• (ci) Match Rust's z10 baseline in s390x release builds (#​12489) (b96f92f)

• (ci) Raise native addon MSRV to Rust 1.85 (#​12491) (54a2324)

• (ci) Repair empty crate release changeset (#​12499) (6bf5f8c)

• (cli) Resolve out-dir source map paths relative to output (#​12481) (717914f)

• (deps) Update cargo (#​10278) (fc7a9e2)

• (es/compat) Preserve consecutive loop labels (#​12472) (28c3370)

• (es/estree) Fix AST roundtrip bugs and implement missing conversions (#​12440) (898b592)

  • BREAKING: fix AST roundtrip bugs and implement missing conversions (#​12440)

• (es/fixer) Preserve parentheses in JSX sequence expressions (#​12485) (7a36735)

• (es/preset-env) Lower for-await in native async functions (#​12414) (2b3d306)

• (react-compiler) Protect long call chains from stack overflow (#​12473) (a19b101)

• Direct unapproved contributors to open issues (#​12479) (3fac5ec)

Features

• (ci) Restrict pull requests to trusted contributors (#​12463) (ee297d6)

• (es/codegen) Support configurable output indentation (#​12490) (2058335)

  • BREAKING: support configurable output indentation (#​12490)

Miscellaneous Tasks

• (deps) Replace dependency babel-eslint with @​babel/eslint-parser ^7.11.0 (#​12456) (a933f98)

• (deps) Replace dependency npm-run-all with npm-run-all2 ^5.0.0 (#​12457) (98e6c6e)

• (deps) Update npm (#​12468) (7c75e36)

Performance

• (es/compat) Skip empty block-scoping renames (#​12478) (952db74)

• (es/parser) Scan template literals with byte search (#​12474) (3c46139)

Refactor

• (es/parser) Isolate parser state and make grammar parameters explicit (#​12425) (5898e8a)

Ci

• Refresh CodSpeed main baseline (c19d531)

v1.16.13

Compare Source

Bug Fixes

• (swc_config) Show why an options object failed to deserialize (#​12441) (e92460a)

Performance

• (node) Optimize macOS native addon first load (#​12436) (0b151bf)

Testing

• (es/ast) Add missing ctxt field to jsx_element serde test (#​12439) (7dc1796)

v1.16.12

Compare Source

Bug Fixes

• (binding/node) Return an error when a file cannot be read instead of panicking (#​12379) (d342acd)

• (bindings) Detect macOS ACLs with supported APIs (#​12391) (a73ea68)

• (es) Decode template raw values when cooked is missing (#​12347) (7898152)

• (es/codegen) Minify unicode escapes in template literals (#​12284) (76ef91c)

• (es/codegen) Separate generic type assertion openers (#​12340) (8948dac)

• (es/compat) Preserve array rest when lowering nested object rest (#​12352) (9348083)

• (es/lexer) Stop iteration when input is exhausted (#​12388) (c392686)

• (es/minifier) Check eval and arguments usage in var define scope (#​12174) (5d1aa16)

• (es/minifier) Drop unused object pattern defaults (#​12176) (76ac4bd)

• (es/minifier) Preserve Array spread arity (#​12237) (cfbef85)

• (es/minifier) Preserve holes in array joins (#​12242) (7eca515)

• (es/minifier) Preserve catch return before finally (#​12232) (191b951)

• (es/minifier) Skip prototype setters in Object.keys (#​12249) (8953ee3)

• (es/minifier) Guard static helper evaluation (#​12247) (f154b61)

• (es/minifier) Preserve string import names (#​12245) (b23c5ed)

• (es/minifier) Preserve unsigned shift coercion (#​12260) (e0f3f4e)

• (es/minifier) Fold missing codePointAt to undefined (#​12230) (052592a)

• (es/minifier) Fold local deletes to false (#​12231) (dcbcf93)

• (es/minifier) Preserve Function.length arity (#​12251) (753db8c)

• (es/minifier) Preserve rest RegExp identity (#​12238) (4a73df1)

• (es/minifier) Preserve lexical method defaults (#​12239) (7446da9)

• (es/minifier) Preserve arguments after IIFE spreads (#​12243) (924d225)

• (es/minifier) Preserve string method arguments (#​12234) (0d377f1)

• (es/minifier) Preserve optional-chain continuation throws (#​12261) (c5f381b)

• (es/minifier) Preserve constant switch test effects (#​12252) (ca1f943)

• (es/minifier) Preserve shadowed undefined yield values (#​12272) (00da5c1)

• (es/minifier) Retain unsafe Symbol call arguments (#​12248) (2611085)

• (es/minifier) Guard similar if merges (#​12262) (e608832)

• (es/minifier) Preserve conditional assignment target order (#​12253) (5d703f0)

• (es/minifier) Preserve Set and Map iteration (#​12254) (c28b95f)

• (es/minifier) Preserve sequence IIFE argument evaluation (#​12258) (c8eec79)

• (es/minifier) Respect global defs root bindings (#​12266) (107af6a)

• (es/minifier) Format toExponential compatibly (#​12257) (62d8b28)

• (es/minifier) Preserve tiny toPrecision calls (#​12246) (d64acad)

• (es/minifier) Preserve async IIFE return values (#​12269) (3119b07)

• (es/minifier) Retain rest params in dynamic scopes (#​12264) (e222efd)

• (es/minifier) Safely hoist property callees (#​12183) (df3f7ab)

• (es/minifier) Preserve catch assignments before finally (#​12259) (7a2ca6e)

• (es/minifier) Preserve delete operand effects (#​12244) (d8631aa)

• (es/minifier) Preserve unary comparison evaluation order (#​12275) (440fd7f)

• (es/minifier) Preserve branches when collapsing assignments (#​12280) (0239111)

• (es/minifier) Preserve empty array assignments (#​12250) (20e9c5f)

• (es/minifier) Preserve empty IIFE parameter effects (#​12268) (c8a2657)

• (es/minifier) Preserve empty join coercion (#​12240) (a5bd592)

• (es/minifier) Preserve empty object destructuring errors (#​12276) (246e615)

• (es/minifier) Deduplicate folded Object.keys (#​12263) (c652537)

• (es/minifier) Preserve finalizer breaks in switches (#​12330) (1156952)

• (es/minifier) Preserve strict equality for repeated calls (#​12320) (2755d73)

• (es/minifier) Preserve class scope in if-return negation (#​12319) (f568ff2)

• (es/minifier) Preserve function expression names (#​12318) (9ee8686)

• (es/minifier) Preserve finalizer completions (#​12325) (eddbd18)

• (es/minifier) Evaluate String.raw templates with raw quasis (#​12322) (5f49135)

• (es/minifier) Preserve returns in finalizers (#​12324) (f7894f5)

• (es/minifier) Scan all adjacent hoist declaration pairs (#​12335) (c3e2d35)

• (es/minifier) Preserve reassigned arguments access (#​12235) (5f02d02)

• (es/minifier) Preserve switch fallthrough cases (#​12328) (fe41cd5)

• (es/minifier) Preserve lone surrogate template values (#​12329) (ff90d49)

• (es/minifier) Preserve spread iteration in unused builtins (#​12334) (90d449d)

• (es/minifier) Preserve computed update targets (#​12326) (22518fc)

• (es/minifier) Check class side effect (#​12336) (397e0b6)

• (es/minifier) Preserve let initialization when dropping unused variables (#​12345) (2ea13bf)

• (es/minifier) Do not merge sequences across array spreads (#​12375) (f145dfe)

• (es/minifier) Preserve destructuring patterns with PURE-annotated initializers (#​12386) (6ee2384)

• (es/minifier) Mark properties assigned through destructuring targets as mutated (#​12398) (42e4f7e)

• (es/minifier) Keep function and class declarations whose self-reference is dropped (#​12401) (cd25b14)

• (es/minifier) Avoid inline arrow with this when used as arg (#​12409) (9de48a0)

• (es/parser) Reject unicode escapes in RegExp flags (#​12093) (4f98673)

• (es/parser) Allow line breaks before enum names (#​12341) (c594a7c)

• (es/parser) Allow ambient rest trailing commas (#​12342) (9362f19)

• (es/parser) Respect line breaks after declare (#​12353) (fe1dfad)

• (es/parser) Parse optional generator methods (#​12355) (0b33a30)

• (es/parser) Allow line breaks before import attributes (#​12356) (6684de3)

• (es/parser) Allow await identifiers in explicit Script parsing (#​12364) (a2db32d)

• (es/parser) Respect line breaks before definite assignment assertions (#​12362) (505766f)

• (es/parser) Restore strict context after classes (#​12361) (0cb1a67)

• (es/parser) Reset static block context for nested declarations (#​12360) (e3a33ab)

• (es/parser) Allow eval and arguments in ambient function declarations (#​12359) (21b0cba)

• (es/parser) Parse static constructor methods in JavaScript (#​12357) (98f718f)

• (es/parser) Allow of bindings in await using loops (#​12354) (c7f40bb)

• (es/parser) Accept valid declare readonly field initializers (#​12363) ([3668176](https://redirect.githu

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