@babel/runtime-corejs2
7.29.7 · 25 May 2026MIT974.5k / weekRepositoryHomepagenpmAtom feed
Upgrading @babel/runtime-corejs2 from 7.13.17 to 7.14.0
1 release in betweenevery note read
Security
1 advisory still affects 7.14.0
- Babel has inefficient RegExp complexity in generated code with .replace when transpiling named capturing groupsmoderate · GHSA-968p-4wvh-cqc8
Upgrading to 7.26.10 clears it.
Release by release
- new
Enable class fields & private methods by default (@nicolo-ribaudo)
- new
Add private brand checks to
shippedProposals(@nicolo-ribaudo) - new
Add class static blocks to
preset-env'sshippedProposals(@nicolo-ribaudo) - new
Allow compiling
#foo in objwithout compiling private fields (@nicolo-ribaudo)
- new
8 other lines we could not sort, mostly version bumps
- 7.14.0
Enforce order for the
overridemodifier (@nicolo-ribaudo) - 7.14.0
babel-parser(ts): Add new plugin option
dts: boolean(@sosukesuzuki) - 7.14.0
Materialize the class features in
@babel/parser. (@JLHwung) - 7.14.0
Parse string export names by default (
moduleStringNames) (@nicolo-ribaudo) - 7.14.0
Simplify the special-case printing of single-param arrow functions (@Zalathar)
- 7.14.0
babel-parser: Use
this.isThisParam(@sosukesuzuki) - 7.14.0
Improve
isIdentifierNameperformance (@JLHwung) - 7.14.0
Simplify the
wrapRegExphelper for named groups (@nicolo-ribaudo)
19 internal lines (docs, tests, tooling) left out.