diff --git a/sh/core/code.awk b/sh/core/code.awk
index a58c08c..11aa865 100644
--- a/sh/core/code.awk
+++ b/sh/core/code.awk
@@ -154,6 +154,7 @@ line = 0
 lint = ""
 module = ""
 
+# begin
 }
 
 # ╭──────┬───────╮
@@ -283,9 +284,18 @@ function parse_next(string) {
 
 {
 
+# ╭──────┬──────┬───────╮
+# │ code │ main │ parse │
+# ╰──────┴──────┴───────╯
+
+parse($0)
+
+# ╭──────┬──────┬──────╮
+# │ code │ main │ exit │
+# ╰──────┴──────┴──────╯
+
 # doc
 if (action == "doc") {
-	parse($0)
 
 	# constant
 	if (current_match == "constant") {
@@ -413,8 +423,13 @@ if (action == "doc") {
 # action
 }
 
+# ╭──────┬──────┬──────╮
+# │ code │ main │ next │
+# ╰──────┴──────┴──────╯
+
+parse_next($0)
+
 # main
-	parse_next($0)
 }
 
 # ╭──────┬─────╮