From a42289621e372763d5ef34067d5e38a0872fab15 Mon Sep 17 00:00:00 2001
From: "Shawn O. Pearce" <spearce@spearce.org>
Date: Thu, 19 Jul 2007 01:45:42 -0400
Subject: [PATCH] git-gui: Don't show blame tooltips that we have no data for

If we haven't yet loaded any commit information for a given line but
our tooltip timer fired and tried to draw the tooltip we shouldn't;
there is nothing to show.

Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
---
 lib/blame.tcl | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/blame.tcl b/lib/blame.tcl
index 4da60ac9a..96072847a 100644
--- a/lib/blame.tcl
+++ b/lib/blame.tcl
@@ -879,6 +879,11 @@ method _open_tooltip {cur_w} {
 		set org [lindex $amov_data $lno]
 	}
 
+	if {$dat eq {}} {
+		_hide_tooltip $this
+		return
+	}
+
 	set cmit [lindex $dat 0]
 	set tooltip_commit [list $cmit]
 
-- 
2.30.2