Function callclosemethod

third-party/lua-5.5.0/src/lfunc.c:107–120

** Call closing method for object 'obj' with error object 'err'. The ** boolean 'yy' controls whether the call is yieldable. ** (This function assumes EXTRA_STACK.) */

** (This function assumes EXTRA_STACK.)
*/
static void callclosemethod (lua_State *L, TValue *obj, TValue *err, int yy) {
  StkId top = L->top.p;
  StkId func = top;
  const TValue *tm = luaT_gettmbyobj(L, obj, TM_CLOSE);
  setobj2s(L, top++, tm);  /* will call metamethod... */
  setobj2s(L, top++, obj);  /* with 'self' as the 1st argument */
  if (err != NULL)  /* if there was an error... */
    setobj2s(L, top++, err);  /* then error object will be 2nd argument */
  L->top.p = top;  /* add function and arguments */
  if (yy)
    luaD_call(L, func, 0);
  else
    luaD_callnoyield(L, func, 0);
}


/*