bind()

in src/shortcuts/core.ts [79:107]

• 23 lines of code
• 8 McCabe index (conditional complexity)

  bind(params: ShortcutsParams) {
    if (!(params instanceof Object) || typeof params.handler !== 'function') {
      throw new Error('Shortcut handler should exist');
    }

    if (!params.scope) {
      params.scope = this.ROOT_SCOPE.scopeId;
    }

    if (Array.isArray(params.key)) {
      for (let i = 0; i < params.key.length; i++) {
        this.bind(Object.assign({}, params, {key: params.key[i]}));
      }

      return;
    }

    if (typeof params.key !== 'string') {
      throw new Error('Shortcut key should exist');
    }

    let scope = this._scopes[params.scope];
    if (!scope) {
      scope = this._scopes[params.scope] = {};
    }
    scope[params.key] = params.handler;

    this.combokeys.bind(params.key, this._dispatcher, this._getKeyboardEventType(params));
  }