Create file structure from source-maps.

source-maps-recover.js

const path = require('path');
const fs = require('fs');

function ensureDirectoryExistence(filePath) {
	let dirname = path.dirname(filePath);
	if (fs.existsSync(dirname)) {
		return true;
	}
	ensureDirectoryExistence(dirname);
	fs.mkdirSync(dirname);
}

function restoreSourceMap(map) {
	for ( i=0; i < map.sources.length; i++ ) {
		let file = map.sources[i];
		// webpack:// -> _WEBPACK_
		file = file.replace(/webpack:\/\//, "_WEBPACK_");
		// config sync /^/.//.*//config/.json$ -> config sync/__REGEX__.json
		file = file.replace(/[\s*\/]*\^(.*?)\/(\.[a-z]+)\$/, "/__REGEX__$2")
		// a/./b -> a/b
		file = file.replace(/\/\.\//g, "/");
		// a.svg?1234 -> a.svg
		file = file.replace(/\?.*$/g, "");

		console.log(file);
		ensureDirectoryExistence(file);
		fs.writeFileSync(file, map.sourcesContent[i])
	}
}

fs.readdirSync('./').forEach(file => {
	if(/\.map$/.test(file)) {
		let data_RAW = fs.readFileSync(file);
		let data_JSON = JSON.parse(data_RAW);
		restoreSourceMap(data_JSON);
	}
});