Fix: predeclared functions would sometimes fail

1-lang0py/lang0py.lang0

@@ -369,16 +369,11 @@ parseblock indent:
 
 parsefunc:
 	calc funcname lexident
-	calc char peek
-	calc iseoblock eq char "/"
-	if iseoblock
-		return
-	/
 	trace funcname
 	emit "def "
 	emit funcname
 	emit "("
-	set first "1"
+	set isnotfirst ""
 	forever
 		calc char peek
 		calc isspace eq char " "
@@ -388,13 +383,11 @@ parsefunc:
 		/
 		skip
 		calc var lexident
-		calc isfirst eq first "1"
-		calc isnotfirst not isfirst
 		if isnotfirst
 			emit ", "
 		/
 		emit var
-		set first "0"
+		set isnotfirst "1"
 	/
 	calc char peek
 	calc iseoblock eq char "/"

tests/parsingpredeclaredfunction.lang0

@@ -1,11 +0,0 @@
-func result/
-
-main:
-	declare result
-	calc result func "Success"
-	emit result
-/
-
-func result:
-	return result
-/

tests/parsingpredeclaredfunction0.lang0

@@ -0,0 +1,10 @@
+func/
+
+main:
+	check func : "The function should return 1, even though it is not defined yet"
+	emit "Success"
+/
+
+func:
+	return "1"
+/

tests/parsingpredeclaredfunction1.lang0

@@ -0,0 +1,10 @@
+func arg/
+
+main:
+	check func "1" : "The function should return 1, even though it is not defined yet"
+	emit "Success"
+/
+
+func arg:
+	return arg
+/