Method clearWarningsAndErrors

lib/Module.js:817–824

* removes all warnings and errors * @returns {void}

()

	 * @returns {void}
	 */
	clearWarningsAndErrors() {
		if (this._warnings !== undefined) {
			this._warnings.length = 0;
		}
		if (this._errors !== undefined) {
			this._errors.length = 0;
		}
	}

	/**
	 * Checks whether this module is optional.