Function enterlevel

deps/lua/src/lparser.c:276–279

static void enterlevel (LexState *ls) {
  if (++ls->L->nCcalls > LUAI_MAXCCALLS)
	luaX_lexerror(ls, "chunk has too many syntax levels", 0);
}


#define leavelevel(ls)	((ls)->L->nCcalls--)