private void CreateInvokeDelegate(AphidInteropFunctionAttribute attribute, MethodInfo method)
{
var parameters = method.GetParameters();
var paramsParam = parameters
.FirstOrDefault(x => x
.GetCustomAttributes(true)
.Any(y => y is ParamArrayAttribute));
if (paramsParam == null)
{
if (!attribute.PassInterpreter)
{
_invoke = (callerScope, x) => method.Invoke(null, x);
}
else
{
_invoke = (callerScope, x) => method.Invoke(null, PrefixScope(callerScope, x));
}
}
else
{
var paramCount = parameters.Count();
if (attribute.PassInterpreter)
{
paramCount--;
}
_invoke = (callerScope, x) =>
{
object[] parameters2;
if (x.Length < paramCount)
{
parameters2 = new object[x.Length + 1];
Array.Copy(x, parameters2, x.Length);
parameters2[x.Length] = new object[0];
}
else
{
parameters2 = new object[paramCount];
var stdParamCount = paramCount - 1;
Array.Copy(x, parameters2, stdParamCount);
var paramArrayLen = x.Length - stdParamCount;
var paramArray = new object[paramArrayLen];
Array.Copy(x, stdParamCount, paramArray, 0, paramArrayLen);
parameters2[stdParamCount] = paramArray;
}
if (attribute.PassInterpreter)
{
parameters2 = PrefixScope(callerScope, parameters2);
}
return method.Invoke(null, parameters2);
};
}
}
private void CreateInvokeDelegate(AphidInteropFunctionAttribute attribute, MethodInfo method)
{
var parameters = method.GetParameters();
var paramsParam = parameters
.FirstOrDefault(x => x
.GetCustomAttributes(true)
.Any(y => y is ParamArrayAttribute));
if (paramsParam == null)
{
if (!attribute.PassInterpreter)
{
_invoke = (callerScope, x) => method.Invoke(null, x);
}
else
{
_invoke = (callerScope, x) => method.Invoke(null, PrefixScope(callerScope, x));
}
}
else
{
var paramCount = parameters.Count();
if (attribute.PassInterpreter)
{
paramCount--;
}
_invoke = (callerScope, x) =>
{
object[] parameters2;
if (x.Length < paramCount)
{
parameters2 = new object[x.Length + 1];
Array.Copy(x, parameters2, x.Length);
parameters2[x.Length] = new object[0];
}
else
{
parameters2 = new object[paramCount];
var stdParamCount = paramCount - 1;
Array.Copy(x, parameters2, stdParamCount);
var paramArrayLen = x.Length - stdParamCount;
var paramArray = new object[paramArrayLen];
Array.Copy(x, stdParamCount, paramArray, 0, paramArrayLen);
parameters2[stdParamCount] = paramArray;
}
if (attribute.PassInterpreter)
{
parameters2 = PrefixScope(callerScope, parameters2);
}
return(method.Invoke(null, parameters2));
};
}
}
public AphidInteropFunction(AphidInteropFunctionAttribute attribute, MethodInfo method)
{
UnwrapParameters = attribute.UnwrapParameters;
CreateInvokeDelegate(attribute, method);
}
public AphidInteropFunction(AphidInteropFunctionAttribute attribute, MethodInfo method)
{
UnwrapParameters = attribute.UnwrapParameters;
CreateInvokeDelegate(attribute, method);
}