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61 lines
1.7 KiB
61 lines
1.7 KiB
const nodeVersionMatch = /^v(\d)/.exec(process.version);
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const legacy = +nodeVersionMatch[1] < 6;
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const babelrc = require("../package.json").babel;
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const fs = require('fs');
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const path = require('path');
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require('console-group').install();
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require('source-map-support').install();
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if (legacy) {
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require("babel-polyfill");
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require("babel-register")(Object.assign(babelrc, {
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ignore: function(filename) {
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const relative = path.relative(process.cwd(), filename);
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if (relative.startsWith('node_modules')) {
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if (relative.startsWith('node_modules/jsdom')) return false;
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if (relative.startsWith('node_modules/whatwg-url')) return false;
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return true;
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}
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if (relative === 'compiler/svelte.js') return true;
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return false;
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}
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}));
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} else {
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require.extensions['.js'] = function(module, filename) {
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const exports = [];
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var code = fs.readFileSync(filename, 'utf-8')
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.replace(/^import (?:\* as )?(\w+) from ['"]([^'"]+)['"];?/gm, 'var $1 = require("$2");')
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.replace(/^import {([^}]+)} from ['"](.+)['"];?/gm, 'var {$1} = require("$2");')
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.replace(/^export default /gm, 'module.exports = ')
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.replace(/^export (const|let|var|class|function) (\w+)/gm, (match, type, name) => {
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exports.push(name);
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return `${type} ${name}`;
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})
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.replace(/^export \{([^}]+)\}/gm, (match, names) => {
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names.split(',').filter(Boolean).forEach(name => {
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exports.push(name);
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});
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return '';
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})
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.replace(/^export function (\w+)/gm, 'exports.$1 = function $1');
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exports.forEach(name => {
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code += `\nexports.${name} = ${name};`;
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});
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try {
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return module._compile(code, filename);
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} catch (err) {
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console.log(code); // eslint-disable-line no-console
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throw err;
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}
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};
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}
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