protected virtual bool ValidateInvoke(InvokeInfo invokeInfo)
{
var required = MethodInfo.Parameters.Where(x => x.IsRequired).ToDictionary(x => x.Name, y => y);
foreach (var param in required)
{
if (!invokeInfo.HasArgument(param.Key))
{
return(false);
}
if (!param.Value.IsDeterministic)
{
var argType = invokeInfo.ArgumentType(param.Key);
if (!param.Value.ParameterType.IsComparable(argType))
{
return(false);
}
}
}
return(true);
}
protected virtual SqlType DetermineReturnType(InvokeInfo invokeInfo)
{
SqlType resultType = null;
foreach (var name in invokeInfo.ArgumentNames)
{
var argType = invokeInfo.ArgumentType(name);
if (resultType == null)
{
resultType = argType;
}
else
{
resultType = argType.Wider(resultType);
}
}
if (resultType == null)
{
throw new MethodException($"Unable to determine the return type of function {MethodInfo.MethodName}");
}
return(resultType);
}