woshilapin / codingame-connector

class CodingameError extends Error {

	/**

	 * Create an error for reporting Codingame test fails.

	 * Represents errors in a Codingame test which is not a technical error:

	 * - the test didn't pass

	 * - the bundle didn't compile

	 * - the objective of the problem has not been reached

	 * - etc.

	 * @extends Error

	 * @constructs CodingameError

	 * @param {string|Error} error - The message or the parent Error

	 */

	constructor(error) {

		if (typeof error === `string`) {

			super(error);

		} else if (error instanceof Error) {

			super(error.message);

			this.stacktrace = error.stacktrace;

		} else {

			super();

		}

		this.name = `CodingameError`;

	};

	/**

	 * Attach some random metadata to the error, preserving `name` and `message` properties

	 * @method attach

	 * @param {Object} metadata - Some random object

	 * @memberof CodingameError

	 * @instance

	 */

	attach(metadata) {

		let copy = metadata;

		delete copy.name;

		delete copy.message;

		Object.assign(this, copy);

	};

}

export default CodingameError;