#include "internal/syntax/c/parser.h"

namespace bed::internal::syntax::c {
Language lang_c() {
  return Language{
    .none_state = []() {
      CState *st = (CState *)malloc(
        sizeof(CState)
        + sizeof(CState::CInternalState)
      );
      st->top = 1;
      st->stack()[0] = {
        .brace_level = 1,
        .state = CState::CInternalState::NONE,
        .flags = 0
      };
      return st; },
    .parse = c_parse,
    .copy = [](void *v_i_st) {
      CState *i_st = (CState *)v_i_st;
      uint32_t bytes = sizeof(CState)
                       + sizeof(CState::CInternalState) * i_st->top;
      CState *o_st = (CState *)malloc(bytes);
      memcpy(o_st, i_st, bytes);
      return o_st; },
    .equal = [](void *v_a_st, void *v_b_st) {
      CState *a_st = (CState *)v_a_st;
      uint32_t a_bytes = sizeof(CState)
                         + sizeof(CState::CInternalState) * a_st->top;
      CState *b_st = (CState *)v_b_st;
      uint32_t b_bytes = sizeof(CState)
                         + sizeof(CState::CInternalState) * b_st->top;
      return a_bytes == b_bytes && memcmp(a_st, b_st, a_bytes) == 0; },
    .destroy = [](void *v_st) { free(v_st); },
  };
}
} // namespace bed::internal::syntax::c