src/token.cc


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#ifndef TOKEN_CC
#define TOKEN_CC

#include "source.cc"
#include "common.cc"

#define TOKEN_KINDS_NOLEX \
  X(Eof)                  \
  X(Invalid_Char)         \
  X(Invalid_Literal)

#define TOKEN_KINDS_SLEX X(Hash, '#')

#define TOKEN_KIND(name) Token_Kind_##name

enum Token_Kind {
#define X(name) TOKEN_KIND(name),
  TOKEN_KINDS_NOLEX
#undef X

#define X(name, _) TOKEN_KIND(name),
      TOKEN_KINDS_SLEX
#undef X
};

struct Token {
  Token_Kind kind;
  String text;
  Span span;

  Token() : kind(Token_Kind_Eof), text(), span() {}
  Token(Token_Kind kind, String text, Span span) : kind(kind), text(text), span(span) {}
};

#endif