Rust-based platform for the Web
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fix(swc): Fix bugs (#1453)
swc_ecma_transforms_typescript:
  - Add option to use define propert for `strip` pass. (#1472)

node-swc:
  - Fix `keepClassNames`. (Brooooooklyn/swc-node#335)
2021-03-17 15:24:35 +09:00
.cargo fix(bundler): Fix bugs (#1382) 2021-02-22 17:27:40 +09:00
.github fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
.vscode Migrate to napi (#1009) 2020-08-30 15:29:42 +09:00
atoms TypeScript 4.1: intrinsic keyword (#1193) 2020-10-29 18:37:22 +09:00
benches fix(es/transforms): Handle enum in namespaces (#1340) 2021-01-18 23:00:53 +09:00
bundler fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
common fix(common): Fix column positions in generated sourcemaps (#1470) 2021-03-16 15:18:12 +09:00
ecmascript fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
examples Improve ux for rust users (#909) 2020-07-31 18:49:07 +09:00
integration-tests Test with real-world codes (#806) 2020-05-28 22:23:53 +09:00
macros fix(bundler): Fix bundler (#1427) 2021-02-26 18:21:42 +09:00
native chore(node-swc): Use latest napi versions (#1386) 2021-02-10 15:47:01 +09:00
node-swc fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
scripts feat(node-swc): Support windows ia32 arch (#1367) 2021-01-29 15:09:44 +09:00
spack fix(bundler): Fix bundler (#1427) 2021-02-26 18:21:42 +09:00
src fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
testing fix: Fix tests on windows (#1419) 2021-02-23 00:33:11 +09:00
tests fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
visit fix(bundler): Fix bundler (#1427) 2021-02-26 18:21:42 +09:00
wasm fix(swc): Fix bugs for v1.2.50 (#1444) 2021-03-03 20:39:02 +09:00
.gitattributes fix: Fix tests on windows (#1419) 2021-02-23 00:33:11 +09:00
.gitignore Fix a number of typos (#1412) 2021-02-20 15:18:09 +09:00
.gitmodules Plugin (#473) 2019-11-29 23:46:06 +09:00
.npmignore Reduce npm package size (#1087) 2020-09-21 11:35:19 +09:00
.rustfmt.toml Upgrade to napi@1 (#1244) 2020-12-30 14:30:09 +09:00
.travis.yml feature: Macro for fixture testing (#1226) 2020-11-22 18:14:22 +09:00
ARCHITECTURE.md swc.rs (#1085) 2020-09-21 22:53:48 +09:00
Cargo.toml fix(swc): Fix bugs (#1453) 2021-03-17 15:24:35 +09:00
CONTRIBUTING.md chore: Add note about required dev tools (#1467) 2021-03-13 00:08:24 +09:00
LICENSE-APACHE initial commit 2017-12-22 22:07:03 +09:00
LICENSE-MIT initial commit 2017-12-22 22:07:03 +09:00
package.json fix(swc): Fix bugs for v1.2.50 (#1444) 2021-03-03 20:39:02 +09:00
README.md chore: Fix link (#1443) 2021-03-01 14:06:28 +09:00
rust-toolchain feat(node-swc): Reduce binary size (#1418) 2021-02-20 17:07:58 +09:00
tsconfig.json spack: super-fast bundler (#825) 2020-06-13 23:09:45 +09:00

babel

Make the web (development) faster.

npm Downloads undefined

Travis Status Coverage

swc is a super-fast typescript / javascript compiler written in rust.

Documentation

Check out the documentation in the website.

Features

Please see comparison with babel.

Performance

The lower bound of the speedup compared to babel is 18. The benchmarks were run on Macbook pro, dual core, 2.3GHz Intel Core i5, 16 GB ram

performance
swc (es3) 761 ops/sec ±0.23% (89 runs sampled)
swc (es2015) 800 ops/sec ±1.02% (87 runs sampled)
swc (es2016) 2123 ops/sec ±0.84% (88 runs sampled)
swc (es2017) 2131 ops/sec ±1.13% (90 runs sampled)
swc (es2018) 2981 ops/sec ±0.25% (90 runs sampled)
swc-optimize (es3) 712 ops/sec ±0.21% (86 runs sampled)
babel 41.75 ops/sec ±8.07% (56 runs sampled)

Supporting swc

Backers on Open Collective Gold sponsors on Open Collective Silver sponsors on Open Collective Bronze sponsors on Open Collective

swc is a community-driven project, and is maintained by a group of volunteers. If you'd like to help support the future of the project, please consider:

Open Collective Sponsors

Become a sponsor and get your logo on our README on Github with a link to your site. [Become a sponsor]

Gold Sponsors

Silver Sponsors

Bronze Sponsors

Backers

Become a backer and get your image on our README on Github with a link to your site.

Contributing

See CONTRIBUTING.md. You may also find the architecture documentation useful (ARCHITECTURE.md).

License

swc is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE and LICENSE-MIT for details.