private bool Eq(LuaValue a, LuaValue b, LuaState ls)
{
if (a.IsNil())
{
return(b.IsNil());
}
else if (a.IsBool())
{
return(b.IsBool() && a.GetBoolValue() == b.GetBoolValue());
}
else if (a.IsString())
{
return(b.IsString() && a.GetStrValue() == b.GetStrValue());
}
else if (a.IsInt())
{
if (b.IsInt())
{
return(a.GetIntValue() == b.GetIntValue());
}
else if (b.IsFloat())
{
return(a.GetIntValue() == b.GetFloatValue());
}
else
{
return(false);
}
}
else if (a.IsFloat())
{
if (b.IsFloat())
{
return(a.GetFloatValue() == b.GetFloatValue());
}
else if (b.IsInt())
{
return(a.GetFloatValue() == b.GetIntValue());
}
else
{
return(false);
}
}
else if (a.IsTable() &&
b.IsTable() &&
a.GetTableValue() != b.GetTableValue() && ls != null)
{
if (LuaValue.CallMetaMethod(a, b, "__eq", ls, out var metaMethodRet))
{
return(metaMethodRet.ToBoolean());
}
return(a.GetValue() == b.GetValue());
}
else
{
return(a.GetValue() == b.GetValue());
}
}
private bool Lt(LuaValue a, LuaValue b, LuaState ls)
{
if (a.IsString())
{
return(b.IsString() && string.Compare(a.GetStrValue(), b.GetStrValue(), StringComparison.Ordinal) < 0);
}
else if (a.IsNumber() && b.IsNumber())
{
return(a.GetFloatValue() < b.GetFloatValue());
}
if (LuaValue.CallMetaMethod(a, b, "__lt", ls, out var metaMethodRet))
{
return(metaMethodRet.ToBoolean());
}
Debug.Panic("comparison error!");
return(false);
}
public LuaValue Get(LuaValue key)
{
LuaInt idx = 0;
if (key.IsInt())
{
idx = key.GetIntValue();
}
else if (key.IsFloat())
{
if (LuaMath.FloatToInteger(key.GetFloatValue(), out var fi))
{
idx = fi;
}
}
if (idx >= 1 && idx <= Len())
{
return(_arr[(int)(idx - 1)]);
}
return(_map != null && _map.TryGetValue(key.GetValue(), out var ret) ? ret : LuaValue.Nil);
}
public void Put(LuaValue key, LuaValue val)
{
if (key is null || key.IsNil())
{
Debug.Panic("table index is nil!");
}
if (key.IsFloat() && LuaFloat.IsNaN(key.GetFloatValue()))
{
Debug.Panic("table index is Nan!");
}
_changed = true;
LuaInt idx = 0;
if (key.IsInt())
{
idx = key.GetIntValue();
}
else if (key.IsFloat())
{
if (LuaMath.FloatToInteger(key.GetFloatValue(), out var fi))
{
idx = fi;
}
}
if (idx >= 1)
{
var arrLen = Len();
if (idx <= arrLen)
{
_arr[(int)(idx - 1)] = val;
if (idx == arrLen && val.IsNil())
{
ShrinkArray();
}
return;
}
if (idx == arrLen + 1)
{
if (_map != null && _map.ContainsKey(key.GetIntValue()))
{
_map.Remove(key.GetIntValue());
}
if (!val.IsNil())
{
if (_arr == null)
{
_arr = new List <LuaValue>();
}
_arr.Add(val);
ExpandArray();
}
return;
}
}
if (!val.IsNil())
{
if (_map == null)
{
_map = new Dictionary <object, LuaValue>();
}
_map[key.GetValue()] = val;
}
else
{
_map.Remove(key.GetValue());
}
}