tok.cpp

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#include "mim/ast/tok.h"
 
#include <fe/assert.h>
 
#include "mim/lam.h"
#include "mim/tuple.h"
 
namespace mim::ast {
 
const char* Tok::tag2str(Tok::Tag tag) {
    switch (tag) {
#define CODE(t, str) \
    case Tok::Tag::t: return str;
        MIM_KEY(CODE)
        MIM_TOK(CODE)
#undef CODE
        case Tag::Nil: fe::unreachable();
    }
    fe::unreachable();
}
 
std::string Tok::str() const {
    std::ostringstream oss;
    oss << *this;
    return oss.str();
}
 
/// @name std::ostream operator
///@{
std::ostream& operator<<(std::ostream& os, Tok tok) {
    if (tok.has_sym()) return os << tok.sym();
    return os << Tok::tag2str(tok.tag());
}
///@}
 
} // namespace mim::ast