public JMappingFunction TryGetFunction(Type[] parameterTypes)
{
JMappingFunction ret = null;
var functions = new List <JMappingFunction>();
foreach (var item in _functions)
{
if (item.ParameterTypes != parameterTypes)
{
continue;
}
if (TypeUtils.CompareTypes(item.ParameterTypes, parameterTypes))
{
functions.Add(item);
}
}
if (functions.Count != 0)
{
var max = 0;
ret = functions[0];
foreach (var function in functions)
{
var t = 0;
for (int i = 0; i < function.ParameterTypes.Length; i++)
{
if (parameterTypes[i] == null)
{
continue;
}
else if (parameterTypes[i] == function.ParameterTypes[i])
{
t += 2;
}
else
{
t += 1;
}
}
if (t > max)
{
ret = function;
max = t;
}
}
}
return(ret);
}