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rollup.config.js
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rollup.config.js
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const babel = require('rollup-plugin-babel');
const commonjs = require('rollup-plugin-commonjs');
const nodeResolve = require('rollup-plugin-node-resolve');
const { eslint } = require('rollup-plugin-eslint');
const replace = require('rollup-plugin-replace');
const { uglify } = require('rollup-plugin-uglify');
const { name, version, homepage } = require('./package.json');
const isProd = process.env.NODE_ENV === 'production';
const banner =
'/*!\n' +
` * ${name}.js v${version}\n` +
` * Github: ${homepage}\n` +
` * (c) 2017-${new Date().getFullYear()} Harvey Zack\n` +
' * Released under the MIT License.\n' +
' */\n';
module.exports = {
input: 'src/index.js',
output: {
name,
file: isProd ? `dist/${name}.js` : `docs/uncompiled/${name}.js`,
format: 'umd',
exports: 'named',
sourcemap: !isProd,
},
plugins: [
eslint({
exclude: ['node_modules/**'],
}),
nodeResolve(),
commonjs(),
babel({
runtimeHelpers: true,
exclude: 'node_modules/**',
presets: [
['@babel/env', {
modules: false,
}],
],
plugins: ['@babel/plugin-external-helpers', '@babel/plugin-transform-runtime'],
}),
replace({
exclude: 'node_modules/**',
__ENV__: JSON.stringify(process.env.NODE_ENV || 'development'),
__VERSION__: version,
}),
isProd &&
uglify({
output: {
preamble: banner,
},
}),
],
};