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perf(v2): use @babel/runtime plugin to reduce codesize #2035

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merged 1 commit into from
Nov 24, 2019
Merged

perf(v2): use @babel/runtime plugin to reduce codesize #2035

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2 changes: 2 additions & 0 deletions packages/docusaurus/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -34,8 +34,10 @@
"dependencies": {
"@babel/core": "^7.7.2",
"@babel/plugin-syntax-dynamic-import": "^7.2.0",
"@babel/plugin-transform-runtime": "^7.7.4",
"@babel/preset-env": "^7.7.1",
"@babel/preset-react": "^7.7.0",
"@babel/runtime": "^7.7.4",
"@docusaurus/utils": "^2.0.0-alpha.36",
"@endiliey/static-site-generator-webpack-plugin": "^4.0.0",
"babel-loader": "^8.0.6",
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20 changes: 20 additions & 0 deletions packages/docusaurus/src/webpack/utils.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
* LICENSE file in the root directory of this source tree.
*/

import path from 'path';
import MiniCssExtractPlugin from 'mini-css-extract-plugin';
import env from 'std-env';
import merge from 'webpack-merge';
Expand Down Expand Up @@ -83,6 +84,9 @@ export function getCacheLoader(
}

export function getBabelLoader(isServer: boolean, babelOptions?: {}): Loader {
const absoluteRuntimePath = path.dirname(
require.resolve(`@babel/runtime/package.json`),
);
return {
loader: require.resolve('babel-loader'),
options: Object.assign(
Expand Down Expand Up @@ -116,6 +120,22 @@ export function getBabelLoader(isServer: boolean, babelOptions?: {}): Loader {
'@babel/react',
],
plugins: [
// Polyfills the runtime needed for async/await, generators, and friends
// https://babeljs.io/docs/en/babel-plugin-transform-runtime
[
'@babel/plugin-transform-runtime',
{
corejs: false,
helpers: true,
regenerator: true,
useESModules: true,
// Undocumented option that lets us encapsulate our runtime, ensuring
// the correct version is used
// https://github.com/babel/babel/blob/090c364a90fe73d36a30707fc612ce037bdbbb24/packages/babel-plugin-transform-runtime/src/index.js#L35-L42
absoluteRuntime: absoluteRuntimePath,
},
],
// Adds syntax support for import()
isServer ? 'dynamic-import-node' : '@babel/syntax-dynamic-import',
],
},
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40 changes: 40 additions & 0 deletions yarn.lock
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Original file line number Diff line number Diff line change
Expand Up @@ -261,6 +261,13 @@
dependencies:
"@babel/types" "^7.7.0"

"@babel/helper-module-imports@^7.7.4":
version "7.7.4"
resolved "https://registry.yarnpkg.com/@babel/helper-module-imports/-/helper-module-imports-7.7.4.tgz#e5a92529f8888bf319a6376abfbd1cebc491ad91"
integrity sha512-dGcrX6K9l8258WFjyDLJwuVKxR4XZfU0/vTUgOQYWEnRD8mgr+p4d6fCUMq/ys0h4CCt/S5JhbvtyErjWouAUQ==
dependencies:
"@babel/types" "^7.7.4"

"@babel/helper-module-transforms@^7.1.0":
version "7.5.5"
resolved "https://registry.yarnpkg.com/@babel/helper-module-transforms/-/helper-module-transforms-7.5.5.tgz#f84ff8a09038dcbca1fd4355661a500937165b4a"
Expand Down Expand Up @@ -817,6 +824,16 @@
dependencies:
"@babel/helper-plugin-utils" "^7.0.0"

"@babel/plugin-transform-runtime@^7.7.4":
version "7.7.4"
resolved "https://registry.yarnpkg.com/@babel/plugin-transform-runtime/-/plugin-transform-runtime-7.7.4.tgz#51fe458c1c1fa98a8b07934f4ed38b6cd62177a6"
integrity sha512-O8kSkS5fP74Ad/8pfsCMGa8sBRdLxYoSReaARRNSz3FbFQj3z/QUvoUmJ28gn9BO93YfnXc3j+Xyaqe8cKDNBQ==
dependencies:
"@babel/helper-module-imports" "^7.7.4"
"@babel/helper-plugin-utils" "^7.0.0"
resolve "^1.8.1"
semver "^5.5.1"

"@babel/plugin-transform-shorthand-properties@^7.2.0":
version "7.2.0"
resolved "https://registry.yarnpkg.com/@babel/plugin-transform-shorthand-properties/-/plugin-transform-shorthand-properties-7.2.0.tgz#6333aee2f8d6ee7e28615457298934a3b46198f0"
Expand Down Expand Up @@ -988,6 +1005,13 @@
dependencies:
regenerator-runtime "^0.13.2"

"@babel/runtime@^7.7.4":
version "7.7.4"
resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.7.4.tgz#b23a856751e4bf099262f867767889c0e3fe175b"
integrity sha512-r24eVUUr0QqNZa+qrImUk8fn5SPhHq+IfYvIoIMg0do3GdK9sMdiLKP3GYVVaxpPKORgm8KRKaNTEhAjgIpLMw==
dependencies:
regenerator-runtime "^0.13.2"

"@babel/template@^7.1.0", "@babel/template@^7.4.4", "@babel/template@^7.6.0":
version "7.6.0"
resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.6.0.tgz#7f0159c7f5012230dad64cca42ec9bdb5c9536e6"
Expand Down Expand Up @@ -1102,6 +1126,15 @@
lodash "^4.17.13"
to-fast-properties "^2.0.0"

"@babel/types@^7.7.4":
version "7.7.4"
resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.7.4.tgz#516570d539e44ddf308c07569c258ff94fde9193"
integrity sha512-cz5Ji23KCi4T+YIE/BolWosrJuSmoZeN1EFnRtBwF+KKLi8GG/Z2c2hOJJeCXPk4mwk4QFvTmwIodJowXgttRA==
dependencies:
esutils "^2.0.2"
lodash "^4.17.13"
to-fast-properties "^2.0.0"

"@cnakazawa/watch@^1.0.3":
version "1.0.3"
resolved "https://registry.yarnpkg.com/@cnakazawa/watch/-/watch-1.0.3.tgz#099139eaec7ebf07a27c1786a3ff64f39464d2ef"
Expand Down Expand Up @@ -14075,6 +14108,13 @@ resolve@^1.11.0, resolve@^1.12.0, resolve@^1.3.2:
dependencies:
path-parse "^1.0.6"

resolve@^1.8.1:
version "1.12.2"
resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.12.2.tgz#08b12496d9aa8659c75f534a8f05f0d892fff594"
integrity sha512-cAVTI2VLHWYsGOirfeYVVQ7ZDejtQ9fp4YhYckWDEkFfqbVjaT11iM8k6xSAfGFMM+gDpZjMnFssPu8we+mqFw==
dependencies:
path-parse "^1.0.6"

responselike@1.0.2:
version "1.0.2"
resolved "https://registry.yarnpkg.com/responselike/-/responselike-1.0.2.tgz#918720ef3b631c5642be068f15ade5a46f4ba1e7"
Expand Down