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[PATCH 1/4] git gui: fix staging a second line to a 1-line file

From
Johannes Schindelin <johannes.schindelin@gmx.de>
Date
Jan 9, 2018, 14:32 UTC
Message-ID
<35fabf987c49f3d2adfbbd5b18edcebe3cf06542.1515508360.git.johannes.schindelin@gmx.de>
In-Reply-To
<cover.1515508360.git.johannes.schindelin@gmx.de>

When a 1-line file is augmented by a second line, and the user tries to stage that single line via the "Stage Line" context menu item, we do not want to see "apply: corrupt patch at line 5".

The reason for this error was that the hunk header looks like this:
	@@ -1 +1,2 @@

but the existing code expects the original range always to contain a comma. This problem is easily fixed by cutting the string "1 +1,2" (that Git GUI formerly mistook for the starting line) at the space.

This fixes https://github.com/git-for-windows/git/issues/515
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
---
 git-gui/lib/diff.tcl | 1 +
 1 file changed, 1 insertion(+)
diff --git a/git-gui/lib/diff.tcl b/git-gui/lib/diff.tcl
index 4cae10a4c7f..68c4a6c7366 100644
--- a/git-gui/lib/diff.tcl
+++ b/git-gui/lib/diff.tcl
@@ -698,6 +698,7 @@ proc apply_range_or_line {x y} {
 		set hh [$ui_diff get $i_l "$i_l + 1 lines"]
 		set hh [lindex [split $hh ,] 0]
 		set hln [lindex [split $hh -] 1]
+		set hln [lindex [split $hln " "] 0]
 
 		# There is a special situation to take care of. Consider this
 		# hunk:
-- 
2.15.1.windows.2.395.g5bb0817ee52
Previous: Johannes SchindelinNext: Johannes Schindelin
Message 2 of 8 in “"Fast-"track Git GUI changes”
  1. 0/4 "Fast-"track Git GUI changesJohannes Schindelin, Jan 9, 2018
  2. 1/4 git gui: fix staging a second line to a 1-line fileJohannes Schindelin, Jan 9, 2018
  3. 2/4 git-gui: avoid exception upon Ctrl+T in an empty listJohannes Schindelin, Jan 9, 2018
  4. 3/4 git-gui: fix exception when trying to stage with empty file listJohannes Schindelin, Jan 9, 2018
  5. 4/4 git-gui: allow Ctrl+T to toggle multiple pathsJohannes Schindelin, Jan 9, 2018
  6. Junio C HamanoJan 9, 2018
  7. Junio C HamanoJan 9, 2018
  8. Johannes SchindelinJan 10, 2018

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