diff --git a/sh/core/code.sh b/sh/core/code.sh
index 60206e7..ad5d196 100644
--- a/sh/core/code.sh
+++ b/sh/core/code.sh
@@ -201,17 +201,6 @@ rwx_code_action_target() {
 			"${_rwx_code_awk}"
 }
 
-# find command function
-rwx_code_command_function() {
-	local name="${1}"
-	[ -n "${name}" ] || return
-	rwx_code_cache |
-		awk \
-			-v action="command function" \
-			-v target="${name}" \
-			"${_rwx_code_awk}"
-}
-
 # show all the cached main modules
 #= rcm
 rwx_code_modules() {
diff --git a/sh/core/shell.sh b/sh/core/shell.sh
index b0e5027..dd3b744 100644
--- a/sh/core/shell.sh
+++ b/sh/core/shell.sh
@@ -204,7 +204,7 @@ rwx_shell_main() {
 		*) ;;
 		esac
 		# find the matching function
-		function="$(rwx_code_command_function "${command}")"
+		function="$(rwx_code_action_target "command function" "${command}")"
 		if [ -n "${function}" ]; then
 			"${function}" "${@}"
 		fi