;; xref.el
(defclass xref-file-location (xref-location)
  ((file :type string :initarg :file)
   (line :type fixnum :initarg :line :reader xref-location-line)
   (column :type fixnum :initarg :column :reader xref-file-location-column))
  :documentation "A file location is a file/line/column triple.
Line numbers start from 1 and columns from 0.")
;; lsp-ui-peek.el
          (-if-let (uri (gethash "uri" x))
              (-let (((&hash "start" (&hash "line" "character")) (gethash "range" x)))
                (lsp-ui-peek--goto-xref `(:file ,(lsp--uri-to-path uri) :line ,line :column ,character)))
            (-let (((&hash "start" (&hash "line" "character")) (or (gethash "targetSelectionRange" x) (gethash "targetRange" x))))
              (lsp-ui-peek--goto-xref `(:file ,(lsp--uri-to-path (gethash "targetUri" x)) :line ,line :column ,character))))