Add options to pass arguments to initialiser

src_v2/parser/parser_types.nim

@@ -67,8 +67,18 @@ func initParser*(
     tokens: tokens,
   )
 
-func initParserResult*(str: string): ParserResult =
+func initParserResult*(
-  ParserResult.ok(initParser(str))
+  stream: string,
+  tokens = newSeq[ParserToken](),
+  position = -1,
+  lastPosition = 0,
+): ParserResult =
+  ParserResult.ok(initParser(
+    stream,
+    tokens,
+    position,
+    lastPosition,
+  ))
 
 # -- Getters