Function registerOptions

lib/models/command.js:172–188

Registers options with command. This method provides the ability to extend or override command options. Expects an object containing anonymousOptions or availableOptions, which it will then merge with existing availableOptions before building the optionsAliases which are used to define short

(options)

    @param {Object} options
  */
  registerOptions(options) {
    let extendedAvailableOptions = (options && options.availableOptions) || [];
    let extendedAnonymousOptions = (options && options.anonymousOptions) || [];

    this.anonymousOptions = union(this.anonymousOptions.slice(0), extendedAnonymousOptions);

    // merge any availableOptions
    this.availableOptions = union(this.availableOptions.slice(0), extendedAvailableOptions);

    let optionKeys = uniq(this.availableOptions.map((option) => option.name));

    optionKeys.map(this.mergeDuplicateOption.bind(this));

    this.optionsAliases = this.optionsAliases || {};

    this.availableOptions.map(this.validateOption.bind(this));
  },

  /**
   * Called when command is interrupted from outside, e.g. ctrl+C or process kill