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Use Babel 7.x; Extract "babel" package; Update "browsers" default #639

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Use Babel 7.x; Extract "babel" package; Update "browsers" default #639

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793eca2
update to babel@7 packages (non-beta)
lukeed Sep 7, 2018
7704f87
remove `@babel/register`
lukeed Sep 7, 2018
542a4a8
fix: look for `.babelrc` file
lukeed Sep 7, 2018
bb37beb
add `preact/babel` package
lukeed Sep 7, 2018
30cf8b9
use `preact/babel` to replace inline babel config
lukeed Sep 7, 2018
c6315e8
update locks
lukeed Sep 7, 2018
bc091df
update `create` snapshot for "default" template
lukeed Sep 7, 2018
569b990
fix: allow ESM `preact.config.js` file
lukeed Sep 7, 2018
6ba1267
redeclare `babel/preset-env` dep
lukeed Sep 7, 2018
eb07a9b
Merge branch 'next' into pkg/babel
ForsakenHarmony Jan 25, 2019
666d7b4
update lockfile
ForsakenHarmony Jan 25, 2019
70208b7
remove babelrc from the snapshot
ForsakenHarmony Jan 25, 2019
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25 changes: 18 additions & 7 deletions packages/cli/lib/lib/babel-config.js → packages/babel/index.js
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Original file line number Diff line number Diff line change
@@ -1,31 +1,42 @@
const ENV = process.env.BABEL_ENV || process.env.NODE_ENV;

// @see https://jamie.build/last-2-versions
const browsers = [
'>0.25%',
'not ie 11',
'not op_mini all'
];

module.exports = function (env, options={}) {
const isProd = env && env.production;
const isProd = env && env.production || ENV === 'production';

if (ENV === 'test') {
options.modules = 'commonjs';
}

return {
babelrc: false,
presets: [
[require.resolve('@babel/preset-env'), {
loose: true,
modules: options.modules || false,
targets: {
browsers: options.browsers
browsers: options.browsers || browsers
},
exclude: [
'transform-regenerator',
'transform-async-to-generator'
'transform-typeof-symbol'
]
}]
],
plugins: [
require.resolve('@babel/plugin-syntax-dynamic-import'),
require.resolve('@babel/plugin-transform-object-assign'),
[require.resolve('@babel/plugin-proposal-decorators'), {legacy: true}],
[require.resolve('@babel/plugin-proposal-decorators'), { legacy:true }],
require.resolve('@babel/plugin-proposal-class-properties'),
require.resolve('@babel/plugin-proposal-object-rest-spread'),
require.resolve('@babel/plugin-transform-react-constant-elements'),
isProd && require.resolve('babel-plugin-transform-react-remove-prop-types'),
[require.resolve('@babel/plugin-transform-react-jsx'), { pragma: 'h' }],
[require.resolve('fast-async'), { spec: true }]
[require.resolve('@babel/plugin-transform-react-jsx'), { pragma: 'h' }]
].filter(Boolean)
};
};
20 changes: 20 additions & 0 deletions packages/babel/package.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
{
"name": "@preact/babel",
"version": "0.0.0",
"dependencies": {
"@babel/plugin-proposal-class-properties": "^7.0.0",
"@babel/plugin-proposal-decorators": "^7.0.0",
"@babel/plugin-proposal-object-rest-spread": "^7.0.0",
"@babel/plugin-syntax-dynamic-import": "^7.0.0",
"@babel/plugin-transform-object-assign": "^7.0.0",
"@babel/plugin-transform-react-constant-elements": "^7.0.0",
"@babel/plugin-transform-react-jsx": "^7.0.0",
"@babel/preset-env": "^7.0.0",
"babel-plugin-jsx-pragmatic": "^1.0.2",
"babel-plugin-transform-export-extensions": "^6.22.0",
"babel-plugin-transform-react-remove-prop-types": "^0.4.15"
},
"peerDependencies": {
"@babel/core": "^7.0.0"
}
}
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