function CustomParser() {
		var args;
		var i;

		args = [];
		for ( i = 0; i < arguments.length; i++ ) {
			args.push( arguments[ i ] );
		}
		Parser.apply( this, args );

		// Initialize a flag for determining whether a parse error originates from attempting to enter a multi-line command:
		this.HAS_MULTILINE_ERROR = false;

		return this;
	}
Custom parser constructor.

@private
@param {...*} args - arguments
@returns {CustomParser} custom parser