From: Felicián Németh <felician.nemeth@gmail.com>
Date: Fri, 20 Mar 2020 08:42:44 +0000 (+0100)
Subject: Ignore empty hover info
X-Git-Tag: emacs-29.0.90~1616^2~524^2~4^2~249
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=595ca62d1c7aec15e364011c99ff986ea2e930ae;p=emacs.git

Ignore empty hover info

This just mimics a similar check in `eglot-help-at-point'.

* eglot.el (eglot-eldoc-function): Check emptiness of `contents' more
carefully.

GitHub-reference: fix https://github.com/joaotavora/eglot/issues/425
---

diff --git a/lisp/progmodes/eglot.el b/lisp/progmodes/eglot.el
index 8d1d2d71574..fe06e0c9ada 100644
--- a/lisp/progmodes/eglot.el
+++ b/lisp/progmodes/eglot.el
@@ -2296,7 +2296,7 @@ potentially rename EGLOT's help buffer."
          :success-fn (eglot--lambda ((Hover) contents range)
                        (unless sig-showing
                          (when-buffer-window
-                          (when-let (info (and contents
+                          (when-let (info (and (not (seq-empty-p contents))
                                                (eglot--hover-info contents
                                                                   range)))
                             (eglot--update-doc info thing-at-point)))))