@swc/wasm
1.16.21 · 31 Oct 2026Apache-2.01.3M / weekRepositoryHomepagenpmAtom feed
1.16.21 is the newest release of 1.x.
In short
3 security2 new5 faster10 fixed13 internal
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- security
Update rkyv and Rust dependencies
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Release note
Bug Fixes
(es/minifier) Preserve args for destructured callbacks
(es/minifier) Avoid generating mangled property names that collide with existing properties
(es/minifier) Respect ecma for iife temp vars
(es/minifier) Preserve default parameter object props
(es/parser) Reject object-rest assignment to array/object literal
(es/parser) Reject object rest assignment to literals
(es/react) Exclude self-recursive hooks from refresh dependency array
(ts/fast-dts) Strip definite assertions in dts
(ts/fast-strip) Reject unsafe assertion erasure in binary expressions
(typescript) Strip parameter binding defaults in dts
Features
(es/minifier) Fine grained effect analysis of class
(swc_cli) Implement all features for
swc_cli
Performance
(ecma) Reduce transformer compat overhead
(es/codegen) Speed up JsWriter position and srcmap tracking
(es/codegen) Remove JsWriter last_srcmap cache
(es/minifier) Reduce minifier profiling hotspots
Optimize es parser comment finalization
Security
- security
Save CI caches only on main
- security
Update rkyv and Rust dependencies
- security
Harden PR workflow permissions