Swinging in a different direction, different syntax

output.cc

@@ -0,0 +1,142 @@
+(4+(2*53))
+Error: Expected token of kind: ), got instead token of kind: End of stream
+((4+2)*53)
+(++5)
+(--5)
+(-5)
+(+5)
+(()5)
+((()5)+3)
+((534>43)?435:42)
+(((534>43)?435:42),234,(()42),Thing[10][2],Thing(1,2))
+typedef struct String String;
+struct String{
+U8 *str;
+S64 len;
+};
+
+typedef Intern_String;
+enum Token_Kind{
+  End,
+  Mul,
+  Div,
+  Add,
+  Sub,
+  Mod,
+  BitAnd,
+  BitOr,
+  BitXor,
+  Neg,
+  Not,
+  OpenParen,
+  CloseParen,
+  OpenBrace,
+  CloseBrace,
+  OpenBracket,
+  CloseBracket,
+  Comma,
+  Pound,
+  Question,
+  ThreeDots,
+  Semicolon,
+  Dot,
+  LesserThen,
+  GreaterThen,
+  Colon,
+  Assign,
+  DivAssign,
+  MulAssign,
+  ModAssign,
+  SubAssign,
+  AddAssign,
+  AndAssign,
+  OrAssign,
+  XorAssign,
+  LeftShiftAssign,
+  RightShiftAssign,
+  DoubleColon,
+  At,
+  Decrement,
+  Increment,
+  PostDecrement,
+  PostIncrement,
+  LesserThenOrEqual,
+  GreaterThenOrEqual,
+  Equals,
+  And,
+  Or,
+  NotEquals,
+  LeftShift,
+  RightShift,
+  Arrow,
+  ExprSizeof,
+  DocComment,
+  Comment,
+  Identifier,
+  StringLit,
+  U8Lit,
+  Character,
+  Error,
+  Float,
+  Int,
+  Keyword,
+}
+
+typedef struct Token Token;
+struct Token{
+Token_Kind kind;
+union {
+String string;
+struct {
+U8 *str;
+U64 len;
+};
+
+};
+
+union {
+S64 int_val;
+String error_val;
+String intern_val;
+};
+
+String file;
+S64 line;
+U8 *line_begin;
+};
+
+enum AST_Kind{
+  BaseType,
+  Typedef,
+  Enum,
+  Struct,
+  Union,
+  Note,
+  List,
+  Pointer,
+  Array,
+  Function,
+  Variable,
+  EnumChild,
+}
+
+typedef struct AST_Node AST_Node;
+struct AST_Node{
+AST_Kind kind;
+AST_Node node[16];
+AST_Node *next;
+AST_Node *next_scope;
+AST_Node *first_note;
+AST_Node *last_note;
+AST_Node *first_child;
+AST_Node *last_child;
+union {
+SizeU base_type_size;
+AST_Node *pointer;
+AST_Node *typedef_type;
+AST_Node *variable_type;
+AST_Node *func_return_type;
+};
+
+};
+