mirror of https://github.com/jkjoy/sunpeiwen.git
49 lines
1.4 KiB
JavaScript
49 lines
1.4 KiB
JavaScript
"use strict"
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const fs = require("fs")
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const path = require("path")
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const browserify = require("browserify")
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const {minify} = require("terser")
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const [sourceFile, outFile, globalName] = process.argv.slice(2)
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const json = require(path.join(__dirname, "..", "package.json"))
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const bundleDir = path.join(__dirname, "..", "bundle")
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if (!fs.existsSync(bundleDir)) fs.mkdirSync(bundleDir)
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browserify({standalone: globalName})
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.require(path.join(__dirname, "../dist", sourceFile), {expose: sourceFile})
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.bundle(saveAndMinify)
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async function saveAndMinify(err, buf) {
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if (err) {
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console.error("browserify error:", err)
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process.exit(1)
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}
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const bundlePath = path.join(bundleDir, outFile)
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const opts = {
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ecma: 2018,
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warnings: true,
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compress: {
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pure_getters: true,
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keep_infinity: true,
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unsafe_methods: true,
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},
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format: {
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preamble: `/* ${json.name} ${json.version} (${globalName}): ${json.description} */`,
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},
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sourceMap: {
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filename: outFile + ".min.js",
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url: outFile + ".min.js.map",
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},
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}
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const result = await minify(buf.toString(), opts)
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fs.writeFileSync(bundlePath + ".bundle.js", buf)
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fs.writeFileSync(bundlePath + ".min.js", result.code)
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fs.writeFileSync(bundlePath + ".min.js.map", result.map)
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if (result.warnings) result.warnings.forEach((msg) => console.warn("terser.minify warning:", msg))
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}
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