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강동윤 547846310d
Fix bundler (#1246)
swc_bundler:
 - Reduce level of logging.
 - Handle export specifiers without alias. (denoland/deno#8573)
 - Handle normal initialization while reordering statements. (denoland/deno#8574)
 - Handle top level `await`s in wrapped modules. (denoland/deno#8584)
 - Add benchmark for the bundler.
2020-12-02 22:48:35 +09:00
.cargo Improve performance and reduce binary size (#973) 2020-08-19 01:29:49 +09:00
.github feature: Macro for fixture testing (#1226) 2020-11-22 18:14:22 +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 Improve transforms (#1035) 2020-09-06 19:47:15 +09:00
bundler Fix bundler (#1246) 2020-12-02 22:48:35 +09:00
common feat(swc_common): Expose non-tty EmitterWriter (#1240) 2020-11-29 01:37:09 +09:00
ecmascript Fix bugs (#1241) 2020-11-30 19:20:21 +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 swc.rs (#1085) 2020-09-21 22:53:48 +09:00
native bundler: Improve hook for import.meta (#1195) 2020-11-02 15:22:21 +09:00
node-swc Remove some spack tests 2020-11-21 20:58:50 +09:00
scripts swc.rs (#1085) 2020-09-21 22:53:48 +09:00
spack Fix bundler (#1246) 2020-12-02 22:48:35 +09:00
src fix(source map): fix inline source map comment slicing (#1237) 2020-11-29 00:46:06 +09:00
testing fix(regenerator): Handle ternary correctly (#1228) 2020-11-24 02:54:18 +09:00
tests Fix bugs (#1241) 2020-11-30 19:20:21 +09:00
visit Bump version for VisitAll 2020-10-20 22:27:41 +09:00
wasm fix(regenerator): Handle ternary correctly (#1228) 2020-11-24 02:54:18 +09:00
.gitattributes Fix ci (#561) 2020-01-04 13:33:25 +09:00
.gitignore Coverage with crontab (#920) 2020-08-01 16:57:36 +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 Fix spack, third step (#1034) 2020-09-07 20:36:17 +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 swc.rs (#1085) 2020-09-21 22:53:48 +09:00
CONTRIBUTING.md Improve ux using swc as a rust library (#893) 2020-07-25 20:26:04 +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(regenerator): Handle ternary correctly (#1228) 2020-11-24 02:54:18 +09:00
README.md fix(typo): dowloads => downloads (#1222) 2020-11-19 20:06:47 +09:00
rust-toolchain Fix spack, third step (#1034) 2020-09-07 20:36:17 +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:

  • Giving developer time on the project. (Message us on Slack for guidance!)
  • Slackin for swc
  • Giving funds by becoming a sponsor (see below)!

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.