| 1 | import { tmpdir } from 'os';
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| 2 | import { existsSync } from 'fs';
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| 3 | import { join } from 'path';
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| 4 | import presetStage0 from '@babel/preset-stage-0';
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| 5 | import presetEnv from '@babel/preset-env';
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| 6 | import presetReact from '@babel/preset-react';
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| 7 | import transformRuntime from '@babel/plugin-transform-runtime';
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| 8 | export default function babel(args) {
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| 9 | var pkgPath = join(args.cwd, 'package.json');
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| 10 | var pkg = existsSync(pkgPath) ? require(pkgPath) : {};
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| 11 | var browsersObj = {};
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| 12 |
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| 13 | if (!pkg.browserslist) {
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| 14 | browsersObj.browsers = ['last 2 versions', 'Firefox ESR', '> 1%', 'ie >= 9', 'iOS >= 8', 'Android >= 4'];
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| 15 | }
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| 16 |
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| 17 | return {
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| 18 | cacheDirectory: tmpdir(),
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| 19 | presets: [presetStage0, [presetEnv, {
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| 20 | targets: {
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| 21 | browsers: browsersObj.browsers
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| 22 | },
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| 23 | modules: false,
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| 24 | useBuiltIns: 'usage'
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| 25 | }], presetReact],
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| 26 | plugins: [],
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| 27 | comments: false
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| 28 | };
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| 29 | } |
| \ | No newline at end of file |