[PATCH 2/9] completion git: support aliases when \n exist

[Marc Finet <m.dreadlock@gmail.com>]

The git completion for aliases (i.e. completing with aliased verb)
was broken whem some \n exist in aliases.
---
 Completion/Unix/Command/_git | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/Completion/Unix/Command/_git b/Completion/Unix/Command/_git
index b1f411a..d941aac 100644
--- a/Completion/Unix/Command/_git
+++ b/Completion/Unix/Command/_git
@@ -6560,9 +6560,13 @@ _git() {
   if (( CURRENT > 2 )); then
     local -a aliases
     local -A git_aliases
-    # TODO: Should use -z here, but I couldn't get it to work.
-    aliases=(${(f)${${${(f)"$(_call_program aliases git config --get-regexp '\^alias\.')"}#alias.}/ /$'\n'}/(#e)/$'\n'})
-    (( $#aliases % 2 == 0 )) && git_aliases=($aliases)
+    local k v
+    aliases=(${(0)"$(_call_program aliases git config -z --get-regexp '\^alias\.')"})
+    for a in ${aliases}; do
+        k="${${a/$'\n'*}/alias.}"
+        v="${a#*$'\n'}"
+        git_aliases[$k]="$v"
+    done
 
     if (( $+git_aliases[$words[2]] && !$+commands[git-$words[2]] && !$+functions[_git-$words[2]] )); then
       local -a tmpwords expalias
-- 
2.1.0