Method metaOp2

state.go:1010–1024

(value1, value2 LValue, event string)

}

func (ls *LState) metaOp2(value1, value2 LValue, event string) LValue {
	if mt := ls.metatable(value1, true); mt != LNil {
		if tb, ok := mt.(*LTable); ok {
			if ret := tb.RawGetString(event); ret != LNil {
				return ret
			}
		}
	}
	if mt := ls.metatable(value2, true); mt != LNil {
		if tb, ok := mt.(*LTable); ok {
			return tb.RawGetString(event)
		}
	}
	return LNil
}

func (ls *LState) metaCall(lvalue LValue) (*LFunction, bool) {
	if fn, ok := lvalue.(*LFunction); ok {