*/

function categorize(fileOwners, fileMetadatas) {
    const result = new Map();
    [...fileOwners.keys()].forEach(platform => {
        result.set(platform, {
            name: platform,
            files: []
        });
    });

    Object.values(fileMetadatas).forEach(fileMetadata => {
        [...fileOwners.keys()].forEach(platform => {
            const files = fileOwners.get(platform);

        if (!result.has(platform)) {
            result.set(platform, []);
        }
        result.get(platform).push(file);
    });

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

function getPlatform(file) {

    if (group) {
        const result = group[fieldName];
        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;
    }

                        result.set(owner, []);
                    }
                    result.get(owner).push(f);
                });
        });

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