struct Loc {
   fileid u16,
   idx    isize,
   col    int,
   line   int,
}

#[lax]
enum TokT {
   kw_or
}

struct Tok {
   t int,
   u union {
      i i64
   },
}

struct Decl {
}

struct Parser {

}

extern fn parse(P *Parser, path *const u8) [#]Decl;