completion: Replace config --list with --get-regexp

James Bardin noted that the completion spewed warnings when no git config
file is present.  This is likely a bug to be fixed in git config, but it's
also good to simplify the completion code by using the --get-regexp option
as Jeff King pointed out.

Signed-off-by: Todd Zullinger <tmz@pobox.com>
Trivially-acked-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 98592040d1bb38c2c6a3e918dc992eb60532f41c..2d2d5794ad3a5c5365a4242b1b1e4e67a99dc9ac 100755 (executable)
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -318,13 +318,9 @@ __git_remotes ()
                echo ${i#$d/remotes/}
        done
        [ "$ngoff" ] && shopt -u nullglob
-       for i in $(git --git-dir="$d" config --list); do
-               case "$i" in
-               remote.*.url=*)
-                       i="${i#remote.}"
-                       echo "${i/.url=*/}"
-                       ;;
-               esac
+       for i in $(git --git-dir="$d" config --get-regexp 'remote\..*\.url' 2>/dev/null); do
+               i="${i#remote.}"
+               echo "${i/.url*/}"
        done
 }
 
@@ -605,13 +601,9 @@ __git_porcelain_commandlist="$(__git_porcelain_commands 2>/dev/null)"
 __git_aliases ()
 {
        local i IFS=$'\n'
-       for i in $(git --git-dir="$(__gitdir)" config --list); do
-               case "$i" in
-               alias.*)
-                       i="${i#alias.}"
-                       echo "${i/=*/}"
-                       ;;
-               esac
+       for i in $(git --git-dir="$(__gitdir)" config --get-regexp "alias\..*" 2>/dev/null); do
+               i="${i#alias.}"
+               echo "${i/ */}"
        done
 }
 
@@ -1769,13 +1761,9 @@ _git_remote ()
                ;;
        update)
                local i c='' IFS=$'\n'
-               for i in $(git --git-dir="$(__gitdir)" config --list); do
-                       case "$i" in
-                       remotes.*)
-                               i="${i#remotes.}"
-                               c="$c ${i/=*/}"
-                               ;;
-                       esac
+               for i in $(git --git-dir="$(__gitdir)" config --get-regexp "remotes\..*" 2>/dev/null); do
+                       i="${i#remotes.}"
+                       c="$c ${i/ */}"
                done
                __gitcomp "$c"
                ;;