[PATCH v2 43/45] completion: bash: cleanup _get_comp_words_by_ref()

[Felipe Contreras <felipe.contreras@gmail.com>]

Remove temporary variables.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
---
 contrib/completion/git-completion.bash | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 9976009951..0433713242 100644
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -350,14 +350,13 @@ __git_dequote ()
 if ! type _get_comp_words_by_ref >/dev/null 2>&1; then
 _get_comp_words_by_ref ()
 {
-	local words_ cword_
 	local exclude i j first
 
 	# Which word separators to exclude?
 	exclude="${COMP_WORDBREAKS//[^=:]}"
-	cword_=$COMP_CWORD
+	cword=$COMP_CWORD
 	if [ -z "$exclude" ]; then
-		words_=("${COMP_WORDS[@]}")
+		words=("${COMP_WORDS[@]}")
 	else
 		# List of word completion separators has shrunk;
 		# re-assemble words to complete.
@@ -377,9 +376,9 @@ _get_comp_words_by_ref ()
 					((j--))
 				fi
 				first=
-				words_[$j]=${words_[j]}${COMP_WORDS[i]}
+				words[$j]=${words[j]}${COMP_WORDS[i]}
 				if [ $i = $COMP_CWORD ]; then
-					cword_=$j
+					cword=$j
 				fi
 				if (($i < ${#COMP_WORDS[@]} - 1)); then
 					((i++))
@@ -388,17 +387,15 @@ _get_comp_words_by_ref ()
 					break 2
 				fi
 			done
-			words_[$j]=${words_[j]}${COMP_WORDS[i]}
+			words[$j]=${words[j]}${COMP_WORDS[i]}
 			if [ $i = $COMP_CWORD ]; then
-				cword_=$j
+				cword=$j
 			fi
 		done
 	fi
 
-	cword=$cword_
-	cur=${words_[cword]}
-	prev=${words_[cword-1]}
-	words=("${words_[@]}")
+	cur=${words[cword]}
+	prev=${words[cword-1]}
 }
 fi
 
-- 
2.32.0