bash completion: refactor --strategy completion

The code to complete --strategy was duplicated between _git_rebase and
_git_merge, and is about to gain a third caller (_git_pull). This patch
factors it into its own function.

Signed-off-by: Jay Soffian <jaysoffian@gmail.com>
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 e8c4be2e818ca30a87e7c11f10442c4c7862346f..056e43e4ad5410dfa42e20016e592b8825c48a41 100755 (executable)
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -444,6 +444,23 @@ __git_complete_remote_or_refspec ()
        esac
 }
 
+__git_complete_strategy ()
+{
+       case "${COMP_WORDS[COMP_CWORD-1]}" in
+       -s|--strategy)
+               __gitcomp "$(__git_merge_strategies)"
+               return 0
+       esac
+       local cur="${COMP_WORDS[COMP_CWORD]}"
+       case "$cur" in
+       --strategy=*)
+               __gitcomp "$(__git_merge_strategies)" "" "${cur##--strategy=}"
+               return 0
+               ;;
+       esac
+       return 1
+}
+
 __git_all_commands ()
 {
        if [ -n "${__git_all_commandlist-}" ]; then
@@ -1095,17 +1112,10 @@ _git_log ()
 
 _git_merge ()
 {
+       __git_complete_strategy && return
+
        local cur="${COMP_WORDS[COMP_CWORD]}"
-       case "${COMP_WORDS[COMP_CWORD-1]}" in
-       -s|--strategy)
-               __gitcomp "$(__git_merge_strategies)"
-               return
-       esac
        case "$cur" in
-       --strategy=*)
-               __gitcomp "$(__git_merge_strategies)" "" "${cur##--strategy=}"
-               return
-               ;;
        --*)
                __gitcomp "
                        --no-commit --no-stat --log --no-log --squash --strategy
@@ -1174,16 +1184,8 @@ _git_rebase ()
                __gitcomp "--continue --skip --abort"
                return
        fi
-       case "${COMP_WORDS[COMP_CWORD-1]}" in
-       -s|--strategy)
-               __gitcomp "$(__git_merge_strategies)"
-               return
-       esac
+       __git_complete_strategy && return
        case "$cur" in
-       --strategy=*)
-               __gitcomp "$(__git_merge_strategies)" "" "${cur##--strategy=}"
-               return
-               ;;
        --*)
                __gitcomp "--onto --merge --strategy --interactive"
                return