94 lines
2.4 KiB
JavaScript
94 lines
2.4 KiB
JavaScript
/**
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* 可选：手动对支付宝产物再跑一遍降级。
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* 日常「运行/发行到支付宝」会由 vite.config.ts 的 alipayEsCompatPlugin 自动处理。
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*
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* 用法：node scripts/alipay-es-compat.js [dir...]
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*/
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const fs = require('fs');
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const path = require('path');
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function resolveTransformSync() {
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try {
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return require('esbuild').transformSync;
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} catch (error) {
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try {
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const vitePath = require.resolve('vite');
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const esbuildPath = require.resolve('esbuild', { paths: [path.dirname(vitePath)] });
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return require(esbuildPath).transformSync;
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} catch (inner) {
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throw new Error('找不到 esbuild，请先通过 vite/uni 运行支付宝构建，或安装 esbuild');
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}
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}
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}
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const transformSync = resolveTransformSync();
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const TRANSFORM_OPTIONS = {
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loader: 'js',
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target: 'es2015',
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sourcemap: false,
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supported: {
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arrow: false,
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'template-literal': false,
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'optional-chain': false,
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'nullish-coalescing': false,
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'optional-catch-binding': false,
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'object-rest-spread': false,
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'class-field': false
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}
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};
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function walkJsFiles(dir, files = []) {
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if (!fs.existsSync(dir)) return files;
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for (const name of fs.readdirSync(dir)) {
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const fullPath = path.join(dir, name);
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if (fs.statSync(fullPath).isDirectory()) {
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walkJsFiles(fullPath, files);
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} else if (name.endsWith('.js')) {
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files.push(fullPath);
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}
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}
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return files;
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}
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function needsTransform(source) {
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return (
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source.includes('=>') ||
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source.includes('`') ||
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source.includes('?.') ||
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source.includes('??') ||
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/catch\s*\{/.test(source)
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);
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}
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function transformFile(filePath) {
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const source = fs.readFileSync(filePath, 'utf8');
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if (!needsTransform(source)) return false;
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const result = transformSync(source, TRANSFORM_OPTIONS);
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if (!result.code || result.code === source) return false;
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fs.writeFileSync(filePath, result.code, 'utf8');
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return true;
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}
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function run(roots) {
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let changed = 0;
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for (const root of roots) {
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const abs = path.resolve(__dirname, '..', root);
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for (const file of walkJsFiles(abs)) {
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try {
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if (transformFile(file)) changed += 1;
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} catch (error) {
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console.warn('[alipay-es-compat] skip', file, error && error.message);
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}
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}
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}
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console.log(`[alipay-es-compat] transformed ${changed} file(s)`);
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}
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const cliRoots = process.argv.slice(2);
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run(
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cliRoots.length
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? cliRoots
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: ['unpackage/dist/dev/mp-alipay', 'unpackage/dist/build/mp-alipay']
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);
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