swc_ecma_ast:
- Support `export v from 'foo';`
swc_ecma_parser:
- Support `export v from 'foo';`
swc_ecma_codegen:
- Fix codegen of side-effect imports
testing:
- preserve context of the span in `::testing::DropSpan`
swc_ecma_codegen:
- disable get_text_of_node to avoid deoptimization
swc_ecma_transforms:
- allow using this inside arrow expression
- implement es2015::block_scoping with hygiene ident
