Doom 3 GUI text parser

parser.js

/* 
 * Doom 3 GUI Text parser
 *
 * Copyright (c) PROPHESSOR 05.12.2018
 * MIT License
 *
 */

const fs = require('fs');

const REGEX = {
    textField: /text\s+"(.*)"\r\n/g
}

function parse(file, filename) {
    const out = [];
    let match;

    while ((match = REGEX.textField.exec(file)) !== null) {
        if(match[1].trim() && !/^[0-9]+$/.test(match[1]) && !match[1].includes('::') && !match[1].includes('#str_')) {
            console.log(match[1]);
            out.push([filename, match[1].replace(/\n/g, '\\n'), []]);
        }
    }

    return out;
}

const filelist = [
    // Put here pathes to .gui files
]

function main() {
    let output = [];
    for(const filename of filelist) {
        const parsed = parse(fs.readFileSync(filename, 'utf8'), filename);

        output = output.concat(parsed);

        fs.writeFileSync(filename + '.json', JSON.stringify(parsed, 0, 4), 'utf8');
    }

    fs.writeFileSync('parsed.json', JSON.stringify(output, 0, 4), 'utf8');
}

main();