v8.0.0-beta.0

v8.0.0-beta.0 (2025-05-30)

This release also includes all changes from v7.27.0, v7.27.1, v7.27.2, v7.27.3, and v7.27.4.

babel-helpers, babel-plugin-transform-regenerator, babel-runtime-corejs2, babel-runtime-corejs3, babel-runtime
- #17237 [babel 8] Do not replace global regeneratorRuntime references in regenerator transform (@nicolo-ribaudo)
babel-compat-data, babel-helper-compilation-targets, babel-preset-env
- #17267 [Babel 8] Directly export the JSON files from @babel/compat-data (@nicolo-ribaudo)
babel-parser
- #17265 [babel 8] Drop CJS support from @babel/parser (@nicolo-ribaudo)
babel-generator, babel-parser, babel-plugin-proposal-pipeline-operator, babel-plugin-proposal-record-and-tuple, babel-standalone, babel-traverse
- #17242 [Babel 8]: Remove record and tuple syntax support (@JLHwung)
babel-traverse, babel-types
- #17217 Harden variable declarator validations (@JLHwung)
All packages
- #17204 [Babel 8] Bump nodejs requirements to ^20.19.0 || >= 22.12.0 (@JLHwung)
babel-helper-compilation-targets, babel-preset-env
- #17188 [Babel 8] Align esmodules: true behaviour to intersect (@JLHwung)

babel-traverse
- #16624 [Babel 8] Change scope.{references,uids} to Set (@liuxingbaoyu)
babel-core
- #17261 [babel 8] Remove unnecessary CJS ESM wrapper (@nicolo-ribaudo)
babel-helpers, babel-plugin-transform-react-jsx, babel-preset-env
- #17211 Babel 8 cleanup (@JLHwung)
babel-plugin-transform-block-scoping, babel-traverse, babel-types
- #17148 [Babel 8] Remove BLOCK_SCOPED_SYMBOL and NOT_LOCAL_BINDING (@liuxingbaoyu)
babel-plugin-transform-regenerator, babel-plugin-transform-typeof-symbol
- #17186 Cleanup babel 8 todo item (@JLHwung)

babel-traverse
- #16965 [Babel 8] perf: Improve traverse performance (@liuxingbaoyu)