Method map

src/expression/node/FunctionAssignmentNode.js:143–147

* Create a new FunctionAssignmentNode whose children are the results of * calling the provided callback function for each child of the original * node. * @param {function(child: Node, path: string, parent: Node): Node} callback * @returns {FunctionAssignmentNode} Returns a transf

(callback)

     * @returns {FunctionAssignmentNode} Returns a transformed copy of the node
     */
    map (callback) {
      const expr = this._ifNode(callback(this.expr, 'expr', this))

      return new FunctionAssignmentNode(this.name, this.params.slice(0), expr)
    }

    /**
     * Create a clone of this node, a shallow copy