BOOL Variant::Compare(const Variant &var) const
{
VARIABLE_TYPE vtype = var.Typeof();
switch(type)
{
case VAR_STR:
switch(vtype)
{
case VAR_STR:
return (str == var.GetStr()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare a string with an illegal value."));
}
case VAR_INT:
switch(vtype)
{
case VAR_INT:
return (i32 == var.GetInt()?1:0);
case VAR_DOUBLE:
return (i32 == (int)var.GetDouble()?1:0);
case VAR_BYTE:
return (i32 == var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare integer with an illegal type."));
}
case VAR_DOUBLE:
switch(vtype)
{
case VAR_INT:
return ((int)d == var.GetInt()?1:0);
case VAR_DOUBLE:
return d==var.GetDouble();
case VAR_BYTE:
return ((char)d == var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare double with an illegal type."));
}
case VAR_BYTE:
switch(vtype)
{
case VAR_INT:
return (byte == var.GetInt()?1:0);
case VAR_DOUBLE:
return (byte == (char)var.GetDouble()?1:0);
case VAR_BYTE:
return (byte == var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare byte with an illegal type."));
}
default:
throw(InvalidVariableTypeException("Tried to compare with an illegal type."));
}
return false;
}
bool Variant::operator >(Variant var)
{
VARIABLE_TYPE vtype = var.Typeof();
switch(type)
{
case VAR_STR:
switch(vtype)
{
case VAR_STR:
return (str > var.GetStr()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare a string with an illegal value."));
}
case VAR_INT:
switch(vtype)
{
case VAR_INT:
return (i32 > var.GetInt()?1:0);
case VAR_DOUBLE:
return (i32 > var.GetDouble()?1:0);
case VAR_BYTE:
return (i32 > var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare integer with an illegal type."));
}
case VAR_DOUBLE:
switch(vtype)
{
case VAR_INT:
return (d > var.GetInt()?1:0);
case VAR_DOUBLE:
return (d > var.GetDouble()?1:0);
case VAR_BYTE:
return (d > var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare double with an illegal type."));
}
case VAR_BYTE:
switch(vtype)
{
case VAR_INT:
return (byte > var.GetInt()?1:0);
case VAR_DOUBLE:
return (byte > var.GetDouble()?1:0);
case VAR_BYTE:
return (byte > var.GetByte()?1:0);
default:
throw(InvalidVariableTypeException("Tried to compare byte with an illegal type."));
}
default:
throw(InvalidVariableTypeException("Tried to compare with an illegal type."));
}
}
Variant::Variant(const Variant& var)
{
type = var.Typeof();
switch(type)
{
case VAR_BYTE:
byte = var.GetByte();
break;
case VAR_INT:
i32=var.GetInt();
break;
case VAR_DOUBLE:
d=var.GetDouble();
break;
case VAR_STR:
str=var.GetStr();;
case VAR_EMPTY:
default:
break;
}
}
Variant Variant::operator +(Variant var)
{
VARIABLE_TYPE vtype = var.Typeof();
switch(type)
{
//string
case VAR_STR:
switch(vtype)
{
case VAR_STR:
return Variant(str+var.GetStr());
case VAR_BYTE:
return Variant(str+var.GetByte());
case VAR_INT:
return Variant(str+std::to_string(var.GetInt()));
case VAR_DOUBLE:
return Variant(str + std::to_string(var.GetDouble()));
default:
throw(VariableEmptyException("Tried to add an empty variant to another variant."));
}
//integer
case VAR_INT:
switch(vtype)
{
case VAR_INT:
return Variant(i32 + var.GetInt());
case VAR_DOUBLE:
return Variant(i32 + var.GetDouble());
case VAR_BYTE:
return Variant(i32 + var.GetByte());
case VAR_STR:
throw(InvalidVariableTypeException("Tried to add a string to an integer."));
default:
throw(VariableEmptyException("Tried to add an empty variant to another variant."));
}
//double
case VAR_DOUBLE:
switch(vtype)
{
case VAR_DOUBLE:
return Variant(d + var.GetDouble());
case VAR_INT:
return Variant(d + var.GetInt());
case VAR_BYTE:
throw(InvalidVariableTypeException("Tried to add byte to double."));
case VAR_STR:
throw(InvalidVariableTypeException("Tried to add a string to a double."));
default:
throw(VariableEmptyException("Tried to add an empty variant to another variant."));
}
//byte
case VAR_BYTE:
switch(vtype)
{
case VAR_INT:
return Variant(byte + var.GetInt());
case VAR_BYTE:
return Variant(byte + var.GetByte());
default:
throw(InvalidVariableTypeException("Tried to add byte to an illegal value."));
}
default:
throw(InvalidVariableTypeException("Tried to add empty variable."));
}
}