constructor() {
        // Call the `RegExp` constructor so that `this` can be used
        super('', 'gm');

        // Variables to hold the expression construction in order
        this._prefixes = '';
        this._source = '';
        this._suffixes = '';
        this._modifiers = 'gm'; // 'global, multiline' matching by default
    }
Creates an instance of VerbalExpression.
@constructor
@alias VerEx
@memberof VerbalExpression