* @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);
    return output;
}

    [...result.keys()].forEach(platform => {
        console.log("[" + platform + ": [" + result.get(platform).join(", ") + "]]");
    });
    return result;
}

function getPlatform(file) {
    let result = null; // Default to null in case no platform is found

    if (file.startsWith('platforms/')) {
        const parts = file.split('/');
        result = parts[1];
    }

    console.log(file + " = " + result);

        .map(x => {
            const line = x.trim();
            const [path, ...owners] = line.split(/\s+/);
            return {path, owners};
        });
}

function resolveCodeowners(mapping, file) {
    let match = mapping
        .slice()
        .reverse()
        .find(x =>
            ignore()
                .add(x.path)
                .ignores(file)
        );
    if (!match) {