const {escapeRegExp} = require('lodash'); const toReplace = Object.keys(process.env).filter( envVar => /token|password|credential|secret|private/i.test(envVar) && process.env[envVar].trim() ); const regexp = new RegExp(toReplace.map(envVar => escapeRegExp(process.env[envVar])).join('|'), 'g'); module.exports = output => { return output && toReplace.length > 0 ? output.toString().replace(regexp, '[secure]') : output; };