* @param {Object} input - The object to investigate
 * @returns Object - The specified value if non-null, otherwise an empty array
 * @example {{ readField('jvm', 'files') | nullToEmpty }}
 */
function nullToEmpty(input) {
    let output;
    if (input) {
        output = input;
    } else {
        output = [];
    }
    console.log("nullToEmpty: " + output);

const buildScan = ["wolfs"];
const configuration = ["alllex"];
const devProd = ["blindpirate"];
const execution = [];
const ide = ["hegyibalint", "donat", "reinsch82"];
const jvm = ["big-guy", "ghale", "jvandort", "octylFractal", "tresat"];

/**
 * @module isEnabledUser
 * @description Returns true if the username that is passed to this function is a member of the Gradle BT Team who has opted into gitStream automations.

 * @param {String} fieldName - The name of the field for the group to return
 * @returns String - The specified value
 * @example {{ files | byPlatform | categorize(branch.diff.files_metadata) | readField('jvm', 'name') }}
 */

function readField(objects, objectName, fieldName) {
    let group = Object.values(objects).find(s => s.name === objectName);
    if (group) {
        const result = group[fieldName];