42 lines
1.1 KiB
TypeScript
42 lines
1.1 KiB
TypeScript
import babel from '@babel/core'
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import fs from 'node:fs/promises'
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import io from './io.js'
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async function compileJs(path: string) {
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const result = await babel.transformFileAsync(path, {
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presets: [
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[
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"@babel/preset-env", {
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modules: false,
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},
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],
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"@babel/preset-react",
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[
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"@babel/preset-typescript", {
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allowDeclareFields: true,
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},
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],
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],
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targets: {
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chrome: "53",
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android: "40",
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},
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sourceMaps: true,
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})
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await fs.writeFile(path, result.code + '\n' + `//@ sourceMappingURL=${io.getName(path)}.map`)
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await fs.writeFile(path + '.map', JSON.stringify(result.map))
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console.log(`编译: ${path}`)
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}
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export default async function(source: string, output: string) {
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const t = Date.now()
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io.copyDir(source, output)
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for (const v of io.listFiles(output, {
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recursive: true,
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fullPath: true,
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}))
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if (/\.(t|j)sx?$/.test(v))
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await compileJs(v)
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return (Date.now() - t) / 1000
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}
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