New AST

parser.h

@@ -1,43 +1,32 @@
 #pragma once
-typedef struct Type Type;
 typedef struct Expr Expr;
-typedef struct Decl Decl;
+typedef struct Scope Scope;
+typedef struct AST_Node AST_Node;
 typedef struct Parser_Error Parser_Error;
 
-typedef enum Symbol_Kind{
-  SK_None,
-  SK_Type,
-  SK_Const,
-  SK_Decl,
-}Symbol_Kind;
-
-typedef struct Symbol{
-  Symbol_Kind kind;
-  Intern_String string;
-  Token *token;
-  struct{
-    Type *type;
-    struct{
-      Type *type;
-      Expr *expr;
-    } const_val;
-    Decl *decl;
-  };
-}Symbol;
-
 struct Parser_Error{
   Parser_Error *next;
   String message;
   Token *token;
 };
 
+struct Scope{
+  Scope *next;
+  AST_Node *first;
+  AST_Node *last;
+};
+
 typedef struct Parser{
   Arena main_arena;
   Arena intern_table_arena;
   Arena symbol_table_arena;
   
+  Scope *scope_free_list;
+  Scope *scope_stack;
+  Scope *global_scope;
+  
   S64 symbols_inserted;
-  Symbol *symbols;
+  AST_Node *symbols;
   S64 symbols_count;
   
   S64 interns_in_bytes;
@@ -55,5 +44,7 @@ typedef struct Parser{
 }Parser;
 
 function Intern_String intern_string(Parser *p, String string);
-function void type_insert(Parser *p, Type *type, Intern_String string);
 function Token *token_get(Parser *p);
+function B32 intern_compare(Intern_String a, Intern_String b);
+function void parser_push_scope(Parser *p);
+function AST_Node *symbol_register_basic_type(Parser *p, Intern_String string, SizeU size);