Per #74: Don't error if server replies with empty hover message

* eglot.el (eglot-eldoc-function): Check non-nil contents. #74: joaotavora/eglot#74
bhankas · Aug 18, 2018 · 5b85f15 · 5b85f15
1 parent 2e0c3d8
commit 5b85f15
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lisp/progmodes/eglot.el b/lisp/progmodes/eglot.el
@@ -1512,7 +1512,9 @@ If SKIP-SIGNATURE, don't try to send textDocument/signatureHelp."
          :success-fn (jsonrpc-lambda (&key contents range)
                        (unless sig-showing
                          (when-buffer-window
-                          (when-let (info (eglot--hover-info contents range))
+                          (when-let (info (and contents
+                                               (eglot--hover-info contents
+                                                                  range)))
                             (eldoc-message info)))))
          :deferred :textDocument/hover))
       (when (eglot--server-capable :documentHighlightProvider)