diff --git a/readme.md b/readme.md
index e78c221..9f427d3 100644
--- a/readme.md
+++ b/readme.md
@@ -116,6 +116,7 @@ Two interpreted languages for flexibility.
 * tmux
   * get unresolved path for new panes & windows
 * source code
+  * bash completion
   * doc parsing algorithm
   * install commands
     * remove existing before
diff --git a/sh/code.awk b/sh/code.awk
index dd4423b..995174f 100644
--- a/sh/code.awk
+++ b/sh/code.awk
@@ -5,6 +5,10 @@ function append(line) {
     doc = doc line
 }
 
+function eval(alias, target) {
+    print alias "() { " target " \"${@}\"; }"
+}
+
 function output(name, type) {
     print "↙ " type
     print name
@@ -20,13 +24,14 @@ function reset() {
 
 BEGIN {
     RE_ANY = "(.*)"
+    RE_BEGIN = "^"
     RE_CONST = "([_A-Z][_0-9A-Z]*)"
     RE_SET = "=.*"
     RE_SPACE = "[[:space:]]"
-    RE_SPACES = RE_SPACE "*"
     RE_VAR = "([_a-z][_0-9a-z]*)"
 
-    RE_BEGIN = "^"
+    RE_SPACES = RE_SPACE "*"
+
     RE_END = RE_SPACES "$"
     RE_FUNC = RE_SPACES "\\(" RE_SPACES "\\)" RE_SPACES "{"
 
@@ -41,11 +46,11 @@ BEGIN {
     RE_SHEBANG = RE_BEGIN "#!" RE_SPACES RE_ANY RE_END
     RE_VARIABLE = RE_BEGIN RE_VAR RE_SET RE_END
 
-    alias = 0
-    command = 0
     f = ""
+    match_alias = 0
+    match_command = 0
+    match_module = 0
     reset()
-    module = 0
 }
 
 {
@@ -79,7 +84,7 @@ BEGIN {
         } else if (match($0, RE_FUNCTION, m)) {
             split(doc, array, "\n")
             for (item in array) {
-                print array[item] " " m[1]
+                eval(array[item], m[1])
             }
             reset()
         } else {
@@ -91,7 +96,22 @@ BEGIN {
         } else if (match($0, RE_FUNCTION, m)) {
             split(doc, array, "\n")
             for (item in array) {
-                print array[item] " " m[1]
+                eval(array[item], m[1])
+            }
+            reset()
+        } else {
+            reset()
+        }
+    } else if (action == "command function") {
+        if (match($0, RE_COMMAND, m)) {
+            append(m[1])
+        } else if (match($0, RE_FUNCTION, m)) {
+            split(doc, array, "\n")
+            for (item in array) {
+                if (array[item] == target) {
+                    print m[1]
+                    exit
+                }
             }
             reset()
         } else {
@@ -110,12 +130,12 @@ BEGIN {
         } else if (match($0, RE_ALIAS, m)) {
             append("= " m[1])
             if (m[1] == target) {
-                alias = 1
+                match_alias = 1
             }
         } else if (match($0, RE_COMMAND, m)) {
             append("/ " m[1])
             if (m[1] == target) {
-                command = 1
+                match_command = 1
             }
         # set
         } else if (match($0, RE_CONSTANT, m)) {
@@ -134,15 +154,15 @@ BEGIN {
         } else if (match($0, RE_MODULE, m)) {
             reset()
             if (m[1] == target) {
-                module = 1
+                match_module = 1
             }
         } else if (match($0, RE_FUNCTION, m)) {
             f = m[1]
         } else if (match($0, RE_CLOSE, m)) {
-            if (alias) {
+            if (match_alias) {
                 print "= " target
                 output(f, "function")
-            } else if (command) {
+            } else if (match_command) {
                 print "/ " target
                 output(f, "function")
             } else if (f == target) {
@@ -152,7 +172,7 @@ BEGIN {
                 reset()
             }
         } else {
-            if (module) {
+            if (match_module) {
                 output(target, "module")
             } else {
                 reset()
diff --git a/sh/code.sh b/sh/code.sh
index d046dbb..5a67869 100644
--- a/sh/code.sh
+++ b/sh/code.sh
@@ -103,34 +103,15 @@ rwx_code_aliases() {
 	echo "${_rwx_code_aliases}"
 }
 
-# find alias function
-rwx_code_alias_function() {
-	local target="${1}"
-	local line name
-	while IFS= read -r line; do
-		name="$(echo "${line}" | awk "{print \$1}")"
-		if [ "${name}" = "${target}" ]; then
-			echo "${line}" |
-				awk "{print \$2}"
-		fi
-	done <<EOF
-${_rwx_code_aliases_functions}
-EOF
-}
-
 # find command function
 rwx_code_command_function() {
-	local target="${1}"
-	local line name
-	while IFS= read -r line; do
-		name="$(echo "${line}" | awk "{print \$1}")"
-		if [ "${name}" = "${target}" ]; then
-			echo "${line}" |
-				awk "{print \$2}"
-		fi
-	done <<EOF
-${_rwx_code_commands_functions}
-EOF
+	local name="${1}"
+	[ -n "${name}" ] || return
+	rwx_code |
+		awk \
+			--assign action="command function" \
+			--assign target="${name}" \
+			"${_rwx_code_awk}"
 }
 
 # show the cached aliases and functions
@@ -204,18 +185,14 @@ rwx_code_load() {
 	# parse aliases functions
 	_rwx_code_aliases_functions="$(rwx_code_parse "aliases functions")"
 	while IFS= read -r line; do
-		text="$(echo "${line}" | sed "s| |() { |")"
-		text="${text} \"\${@}\"; }"
-		eval "${text}"
+		eval "${line}"
 	done <<EOF
 ${_rwx_code_aliases_functions}
 EOF
 	# parse commands functions
 	_rwx_code_commands_functions="$(rwx_code_parse "commands functions")"
 	while IFS= read -r line; do
-		text="$(echo "${line}" | sed "s| |() { |")"
-		text="${text} \"\${@}\"; }"
-		eval "${text}"
+		eval "${line}"
 	done <<EOF
 ${_rwx_code_commands_functions}
 EOF