* @example {{ readField('jvm', 'files') | nullToEmpty }}
 */
function nullToEmpty(input) {
    let output;
    if (input) {
        output = input;
    } else {
        output = [];
    }
    console.log("nullToEmpty: " + output);
    return output;
}

    let result;
    const automationActivations = enabled.get(automationName) || [];

    // Check if always enabled, or enabled by comment
    if (automationActivations.includes('always')) {
        result = true;
    } else {
        result = Object.values(pr.comments).some(comment => {
            const checks = extractCheckNames(comment.content);
            if (checks.includes(automationName)) {
                return true;
            }

    if (statistics.length > 1) {
        result += statistics.length + " platforms were affected";
    } else {
        result += "1 platform was affected";
    }
    if (platformsWithSignificantChanges.length > 1) {
        result += " (:warning: if possible, only one platform should have significant changes in a PR)";
    } else {
        result += " ";
    }
    return result;
}

        if (result === undefined) {
            throw "readField: field '" + fieldName + "' not found on object named '" + objectName + "' with fields '" + Object.keys(group) + "'";
        } else {
            return result;
        }
    } else {
        console.log("readField: named object with field not found '" + objectName + '.' + fieldName + "'");
        return null;
    }
}

// .
// ..
const REGEX_TEST_INVALID_PATH = /^\.*\/|^\.+$/

const SLASH = '/'

// Do not use ternary expression here, since "istanbul ignore next" is buggy
let TMP_KEY_IGNORE = 'node-ignore'
/* istanbul ignore else */
if (typeof Symbol !== 'undefined') {
    TMP_KEY_IGNORE = Symbol.for('node-ignore')
}
const KEY_IGNORE = TMP_KEY_IGNORE

const define = (object, key, value) =>
    Object.defineProperty(object, key, {value})