Tidy: Docstrings, unused variable

ement-notify.el

@@ -186,7 +186,7 @@ Calls `ement-notify--notifications-notify'."
     (ement-notify--log-to-buffer event room session :buffer-name "*Ement Mentions*")))
 
 (defun ement-notify--log-if-buffer (event room session)
-  "Log EVENT in ROOM on SESSION to \"*Ement Notifications*\" buffer if ROOM has a buffer."
+  "Log EVENT in ROOM on SESSION to notifications buffer if ROOM has a buffer."
   (when (ement-notify--room-buffer-live-p event room session)
     (ement-notify--log-to-buffer event room session)))
 

ement-room.el

@@ -1850,7 +1850,7 @@ For use as `imenu-create-index-function'."
 (defvar ement-users)
 
 (defvar ement-room-event-fns nil
-  "Alist mapping event types to functions which process an event of each type in the room's buffer.")
+  "Alist mapping event types to functions which process events in room buffers.")
 
 ;; NOTE: While transitioning to the defevent-based handler system, we
 ;; define both a handle-events and handle-event function that do the
@@ -2397,7 +2397,7 @@ If OLD-EVENT-ID is not found, return nil, otherwise non-nil."
 
 (cl-defun ement-room--ewoc-node-before (ewoc data <-fn
                                              &key (from 'last) (pred #'identity))
-  "Return node in EWOC that matches PRED and belongs before DATA according to COMPARATOR."
+  "Return node in EWOC that matches PRED and goes before DATA by COMPARATOR."
   (cl-assert (member from '(first last)))
   (if (null (ewoc-nth ewoc 0))
       (ement-debug "EWOC is empty: returning nil.")

ement.el

@@ -363,7 +363,7 @@ to be selected as well."
                (endpoint (format "rooms/%s/forget" (url-hexify-string id))))
     (when (yes-or-no-p (format "Forget room \"%s\" (%s)? " display-name id))
       (ement-api session endpoint :method 'post :data ""
-        :then (lambda (data)
+        :then (lambda (_data)
                 ;; NOTE: The spec does not seem to indicate that the action of forgetting
                 ;; a room is synced to other clients, so it seems that we need to remove
                 ;; the room from the session here.