Oxc Module Lexer
This is not a lexer. The name "lexer" is used for easier recognition.
es-module-lexer
Outputs the list of exports and locations of import specifiers, including dynamic import and import meta handling.
Does not have any limitations mentioned in es-module-lexer.
- get imported variables https://github.com/guybedford/es-module-lexer/issues/163
- track star exports as imports as well https://github.com/guybedford/es-module-lexer/issues/76
- TypeScript specific syntax
- TypeScript
typeimport / export keyword
cjs-module-lexer
- TODO
Benchmark
This is 2 times slower than es-module-lexer, but will be significantly faster when TypeScript is processed.
The difference is around 10ms vs 20ms on a large file (700k).