DL wiki colour replacement script

// To add colour formatting to Dustloop wiki combos for GG Strive.
// Requires: NodeJS v10+
// How to use: node this-files-name.js path-to-input path-to-output

function colourText(str){
    return moves.reduce((prev, curr, index) => {
        const patt = makePattern(curr, index+1);
        return prev.replace(patt.pattern, patt.replace);
    }, str);
}

const moves = ['P','K','S','H(S?)','D']

function makePattern(move, num){
    return {
        pattern: new RegExp(`((([0-9\\[\\]]+)|((d)?j\\.[0-9\\[\\]]?)|(c\\.)|(f\\.))(\\[)?${move}(\\])?(\\s?\\([1-9]\\))?)`, 'ig'),
        replace: `{{clr|${num}|$1}}`
    };
}

const [inputFile, outputFile] = process.argv.slice(2,4);

const fs = require('fs');

const input = fs.readFileSync(inputFile).toString();

fs.writeFileSync(outputFile, colourText(input));
return;