在js2-mode中，M-.运行命令js2-jump-to-definition，效果很好。但我希望它转到其他窗口的定义。我在Github中找到了代码js2-jump-to-definition。
在其他窗口中打开它的最简单方法是什么？
(defun js2-jump-to-definition (&optional arg)
"Jump to the definition of an object's property, variable or function."
(interactive "P")
(if (eval-when-compile (fboundp 'xref-push-marker-stack))
(xref-push-marker-stack)
(ring-insert find-tag-marker-ring (point-marker)))
(js2-reparse)
(let* ((node (js2-node-at-point))
(parent (js2-node-parent node))
(names (if (js2-prop-get-node-p parent)
(reverse (let ((temp (js2-compute-nested-prop-get parent)))
(cl-loop for n in temp
with result = '()
do (push n result)
until (equal node n)
finally return result)))))
node-init)
(unless (and (js2-name-node-p node)
(not (js2-var-init-node-p parent))
(not (js2-function-node-p parent)))
(error "Node is not a supported jump node"))
(push (or (and names (pop names))
(unless (and (js2-object-prop-node-p parent)
(eq node (js2-object-prop-node-left parent)))
node)) names)
(setq node-init (js2-search-scope node names))
;; todo: display list of results in buffer
;; todo: group found references by buffer
(unless node-init
(switch-to-buffer
(catch 'found
(unless arg
(mapc (lambda (b)
(with-current-buffer b
(when (derived-mode-p 'js2-mode)
(setq node-init (js2-search-scope js2-mode-ast names))
(if node-init
(throw 'found b)))))
(buffer-list)))
nil)))
(setq node-init (if (listp node-init) (car node-init) node-init))
(unless node-init
(pop-tag-mark)
(error "No jump location found"))
(goto-char (js2-node-abs-pos node-init))))