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authorDaniel Shahaf <d.s@daniel.shahaf.name>2016-03-10 23:15:51 +0000
committerDaniel Shahaf <d.s@daniel.shahaf.name>2016-03-10 23:18:36 +0000
commit98fcdb0861af6462d233f6199568d64b01fb7b08 (patch)
tree2c06ecbaa144f509e4bd4be80c82ab83b3dddbf2
parentbe41c522f2e02982f66c080f23b6a54c10c4c091 (diff)
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38128: _git: Fix completion of diffs against the index when treeish isn't shell-safe
This affects 'git diff --cached -- <TAB>' and 'git reset $treeish <TAB>'.
-rw-r--r--ChangeLog3
-rw-r--r--Completion/Unix/Command/_git3
2 files changed, 5 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 63d8fd792..34be26e2e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2016-03-10  Daniel Shahaf  <d.s@daniel.shahaf.name>
 
+	* 38128: Completion/Unix/Command/_git: Fix completion of diffs
+	against the index when treeish isn't shell-safe
+
 	* 38123 (after 38074): Completion/Unix/Command/_git: _git reset
 	$treeish: complete only staged files
 
diff --git a/Completion/Unix/Command/_git b/Completion/Unix/Command/_git
index f0ad3d95d..6c88ad073 100644
--- a/Completion/Unix/Command/_git
+++ b/Completion/Unix/Command/_git
@@ -6077,7 +6077,8 @@ __git_diff-index_files () {
   local tree=$1 description=$2 tag=$3; shift 3
   local files expl
 
-  files=$(_call_program files git diff-index -z --name-only --no-color --cached $tree 2>/dev/null)
+  # $tree needs to be escaped for _call_program; matters for $tree = "HEAD^"
+  files=$(_call_program files git diff-index -z --name-only --no-color --cached ${(q)tree} 2>/dev/null)
   __git_command_successful $pipestatus || return 1
   files=(${(0)"$(__git_files_relative $files)"})
   __git_command_successful $pipestatus || return 1