Regex Config

const RegExpBracketOpen = new RegExp(/\[/g);

const RegExpBracketClose = new RegExp(/\]/g);

const RegExpKoma = new RegExp(/\,/g);

let config = `a = ["foo","bar","baz","qux"]`;

config = config.replace(RegExpBracketOpen, '[\n');

config = config.replace(RegExpBracketClose, '\n]');

config = config.replace(RegExpKoma, ',\n');

console.log(config);