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Rust-based platform for the Web
babelcompilerecmascriptecmascript-parserjavascriptparserruststarred-repostarred-swc-project-reposwctypescripttypescript-compilertypescript-parser
63ee25f0c5
- do not reexport swc crates
- Add benchmark for parser
135ns/op on my macbook pro
- remove unused script
- Update README.md
- Make features section complete
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|---|---|---|
| .cargo | ||
| .vscode | ||
| atoms | ||
| common | ||
| ecmascript | ||
| libswc | ||
| macros | ||
| scripts | ||
| src/bin | ||
| testing | ||
| .gitignore | ||
| .gitmodules | ||
| .rustfmt.toml | ||
| .travis.yml | ||
| bors.toml | ||
| Cargo.toml | ||
| LICENSE-APACHE | ||
| LICENSE-MIT | ||
| README.md | ||
| rust-toolchain | ||
spdy web compiler
Make the web (development) faster.
swc is rust port of babel and closure compiler.
Installation
Requires nightly version of rust.
RUSTFLAGS='--cfg procmacro2_semver_exempt' cargo install --git https://github.com/swc-project/swc.git
Features
Transforms
New generation javascript to old-days javascript.
-
es3
- member expression literals
- peroperty literals
- reserved words
-
es2015
- arrow-functions
- block-scoped-functions
- block-scoping
- classes
- computed-properties
- destructuring
- duplicate-keys
- for-of
- function-name
- instanceof
- literals
- new-target
- object-super
- parameters
- shorthand-properties
- spread
- sticky regex (
yflag) - template-literals
- typeof-symbol
- unicode-regex
-
es2016
- operator
**
- operator
-
es2017
- async-to-generator
-
es2018
- parser
- async-generator-functions
- dotall-regex
- object-rest-spread
- optional-catch-binding
- unicode-property-regex
Usage
test.js:
8 + 8;
use(8 + 8, 8 ** 8);
Example
swc jsc test.js
Output
8 + 8;
use(8 + 8, Math.pow(8, 8));
Example
swc jsc --optimize test.js
Output
use(8 + 8, Math.pow(8, 8));