private static int SortComparer(ScriptExecutionContext executionContext, DynValue a, DynValue b, DynValue lt)
{
if (lt.IsNil())
{
lt = executionContext.GetBinaryMetamethod(a, b, "__lt");
if (lt.IsNil())
{
if (a.Type == DataType.Number && b.Type == DataType.Number)
{
return(a.Number.CompareTo(b.Number));
}
if (a.Type == DataType.String && b.Type == DataType.String)
{
return(a.String.CompareTo(b.String));
}
throw ScriptRuntimeException.CompareInvalidType(a, b);
}
else
{
return(LuaComparerToClrComparer(
executionContext.GetScript().Call(lt, a, b),
executionContext.GetScript().Call(lt, b, a)));
}
}
else
{
return(LuaComparerToClrComparer(
executionContext.GetScript().Call(lt, a, b),
executionContext.GetScript().Call(lt, b, a)));
}
}
private static int SortComparer(ScriptExecutionContext executionContext, DynValue a, DynValue b, DynValue lt)
{
if (lt == null || lt.IsNil())
{
lt = executionContext.GetBinaryMetamethod(a, b, "__lt");
if (lt == null || lt.IsNil())
{
if (a.Type == DataType.Number && b.Type == DataType.Number)
return a.Number.CompareTo(b.Number);
if (a.Type == DataType.String && b.Type == DataType.String)
return a.String.CompareTo(b.String);
throw ScriptRuntimeException.CompareInvalidType(a, b);
}
return LuaComparerToClrComparer(
executionContext.GetScript().Call(lt, a, b),
executionContext.GetScript().Call(lt, b, a));
}
return LuaComparerToClrComparer(
executionContext.GetScript().Call(lt, a, b),
executionContext.GetScript().Call(lt, b, a));
}
