79 lines
2.0 KiB
JavaScript
79 lines
2.0 KiB
JavaScript
const path = require('path')
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const rollup = require('rollup')
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const babel = require('rollup-plugin-babel')
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const replace = require('@rollup/plugin-replace')
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const { terser } = require('rollup-plugin-terser')
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const resolve = require('rollup-plugin-node-resolve')
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const commonjs = require('rollup-plugin-commonjs')
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const typescript = require('rollup-plugin-typescript')
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const version = process.env.VERSION || require('./package.json').version
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const banner =
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'/*!\n' +
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' * Vue-Lazyload.js v' + version + '\n' +
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' * (c) ' + new Date().getFullYear() + ' Awe <hilongjw@gmail.com>\n' +
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' * Released under the MIT License.\n' +
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' */\n'
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async function build (options, _outputOptions) {
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try {
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const bundle = await rollup.rollup(options)
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const outputOptions = {
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format: _outputOptions.format,
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exports: 'named',
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banner: banner,
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file: path.resolve(__dirname, _outputOptions.filename),
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name: 'VueLazyload'
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}
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const { output } = await bundle.generate(outputOptions)
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await bundle.write(outputOptions)
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const code = output[0].code
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console.log(blue(outputOptions.file) + ' ' + getSize(code))
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} catch (e) {
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console.error(e)
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}
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}
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function getSize (code) {
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return (Buffer.byteLength(code, 'utf8') / 1024).toFixed(2) + 'kb'
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}
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function blue (str) {
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return '\x1b[1m\x1b[34m' + str + '\x1b[39m\x1b[22m'
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}
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build({
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input: path.resolve(__dirname, 'src/index.ts'),
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external: ['vue'],
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plugins: [
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resolve(),
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commonjs(),
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typescript(),
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babel({ runtimeHelpers: true }),
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replace({
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__VUE_LAZYLOAD_VERSION__: JSON.stringify(version)
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}),
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terser()
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]
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}, {
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format: 'umd',
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filename: 'vue-lazyload.js'
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})
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build({
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input: path.resolve(__dirname, 'src/index.ts'),
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external: ['vue'],
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plugins: [
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resolve(),
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commonjs(),
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typescript(),
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replace({
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__VUE_LAZYLOAD_VERSION__: JSON.stringify(version)
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}),
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babel({ runtimeHelpers: true })
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]
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}, {
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format: 'esm',
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filename: 'vue-lazyload.esm.js'
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})
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