+ case TOK_ASSIGN_PLUS:
+ GetToken(Parser); // Eat Token
+ ret = AST_NewAssign(Parser, NODETYPE_ADD, ret, Parse_DoExpr0(Parser));
+ break;
+ case TOK_ASSIGN_MINUS:
+ GetToken(Parser); // Eat Token
+ ret = AST_NewAssign(Parser, NODETYPE_SUBTRACT, ret, Parse_DoExpr0(Parser));
+ break;