Customize SUCCESS() method

global.SUCCESS = function(success, value) {

    // Check if the "success" variable is a function
    if (typeof(success) === 'function') {
        return function(err, value) {
            success(err, SUCCESS(err, value));
        };
    }

    var err;

    if (success instanceof Error) {
        // Is "success" Error?
        err = success.toString();
        success = false;
    } else if (success instanceof ErrorBuilder) {
        // Maybe "success" is ErrorBuilder instance
        if (success.hasError()) {
            err = success.output();
            success = false;
        } else
            success = true;
    } else if (success == null)
        success = true;
    
    if (err)
        return { error: err };
    else if (success)
        return { ok: true };
    else
        return { error: 'Repeat your operation.' };
};

console.log(SUCCESS(true));
// Output: { ok: true }

console.log(SUCCESS(false));
// Output: { error: 'Repeat your operation.' }

console.log(SUCCESS(false));
// Output: { error: 'Error: A bug' }

console.log(SUCCESS(new ErrorBuilder().push('', 'A bug')));
// Output: { error: [ { name: '', error: 'A bug', path: undefined, index: undefined } ] }

// the real purpose is to use it as a response in a controller
function some_controller() {
    this.json(SUCCESS(true));
}