Rename variables.

Author: havenwood

share/chruby/chruby.sh

@@ -2,15 +2,15 @@ CHRUBY_VERSION="0.3.8"
 
 function chruby_rubies()
 {
-	sortable=()
+	rubies=()
 
 	for dir in "$@"; do
 		[[ -d "$dir" ]] && for ruby in "$dir"/*; do
-			[[ -d "$ruby" ]] && ruby_basename="${ruby##*/}" && sortable+=("${ruby_basename/-/.}\t$ruby")
+			[[ -d "$ruby" ]] && version="${ruby##*/}" && rubies+=("${version/-/.}\t$ruby")
 		done
 	done
 
-	printf "%b\n" "${sortable[@]}" | sort -t "." -k "1,1" -k "2,2n" -k "3,3n" -k "4,4n" | cut -f 2
+	printf "%b\n" "${rubies[@]}" | sort -t "." -k "1,1" -k "2,2n" -k "3,3n" -k "4,4n" | cut -f 2
 }
 
 RUBIES=($(chruby_rubies "$PREFIX/opt/rubies" "$HOME/.rubies"))