simplify rdc.sh start comment

finder.go

@@ -34,6 +34,18 @@ func find(code string) ([]string, error) {
 	}
 
 	ignored, deps := get_ignored_and_deps(code)
+
+	// 1. find function declarations
+	syntax.Walk(f, func(node syntax.Node) bool {
+		switch x := node.(type) {
+		case *syntax.FuncDecl:
+			ignored = append(ignored, x.Name.Value)
+		}
+
+		return true
+	})
+
+	// 2. collect all commands
 	syntax.Walk(f, func(node syntax.Node) bool {
 		switch x := node.(type) {
 		case *syntax.CallExpr:

rdc.sh

@@ -1,5 +1,4 @@
-# This is the runtime dependency checker
-# Please do not remove the following lines.
+# bshchk (https://git.blek.codes/blek/bshchk)
 {{.DepsVar}}=({{.Deps}})
 non_ok=()