Error

1/**
2 * CommanderError class
3 */
4export class CommanderError extends Error {
5  /**
6   * Constructs the CommanderError class
7   * @param {number} exitCode suggested exit code which could be used with process.exit
8   * @param {string} code an id string representing the error
9   * @param {string} message human-readable description of the error
10   */
11  constructor(exitCode, code, message) {
12    super(message);
13    // properly capture stack trace in Node.js
14    Error.captureStackTrace(this, this.constructor);
15    this.name = this.constructor.name;
16    this.code = code;
17    this.exitCode = exitCode;
18    this.nestedError = undefined;
19  }
20}
21
22/**
23 * InvalidArgumentError class
24 */
25export class InvalidArgumentError extends CommanderError {
26  /**
27   * Constructs the InvalidArgumentError class
28   * @param {string} [message] explanation of why argument is invalid
29   */
30  constructor(message) {
31    super(1, 'commander.invalidArgument', message);
32    // properly capture stack trace in Node.js
33    Error.captureStackTrace(this, this.constructor);
34    this.name = this.constructor.name;
35  }
36}