swc_ecma_transforms:
- Add tests for #898
- dce preserves `export * from 'foo';`
swc_bundler:
- Fix some concurrency bugs
- Run dce only once
- Handle `export * from 'foo'`
- Handle namespace imports with computed key
- Add some unit tests for `plan`
- Handle export default decl
- Handle simple coomon dependencies properly
The commit will help
- Better testing
- Preventing regression like #785.
- **Implementing spack** (It requires access to neon api because of the plugin system)
- Parser and lexer for lastest ecma spec https://tc39.github.io/ecma262
- Lexer is currently very inefficient
- Use https://github.com/tc39/test262-parser-tests/ for testing.
- Implement proc-macro based ast folder and assert_eq_ignore_span! based on it.
- Some utilities for proc macro at /macros/common
