//
// Returns the ParameterInfo objects for the method parameters and return parameter.
//
// The ParameterInfo objects will report "contextMethod" as their Member property and use it to get type variable information from
// the contextMethod's declaring type. The actual metadata, however, comes from "this."
//
// The methodTypeArguments provides the fill-ins for any method type variable elements in the parameter type signatures.
//
// Does not array-copy.
//
public RuntimeParameterInfo[] GetRuntimeParameters(MethodBase contextMethod, RuntimeTypeInfo[] methodTypeArguments, out RuntimeParameterInfo returnParameter)
{
MetadataReader reader = _reader;
TypeContext typeContext = contextMethod.DeclaringType.CastToRuntimeTypeInfo().TypeContext;
typeContext = new TypeContext(typeContext.GenericTypeArguments, methodTypeArguments);
MethodSignature methodSignature = this.MethodSignature;
Handle[] typeSignatures = new Handle[methodSignature.Parameters.Count + 1];
typeSignatures[0] = methodSignature.ReturnType;
int paramIndex = 1;
foreach (Handle parameterTypeSignatureHandle in methodSignature.Parameters)
{
typeSignatures[paramIndex++] = parameterTypeSignatureHandle;
}
int count = typeSignatures.Length;
VirtualRuntimeParameterInfoArray result = new VirtualRuntimeParameterInfoArray(count);
foreach (ParameterHandle parameterHandle in _method.Parameters)
{
Parameter parameterRecord = parameterHandle.GetParameter(_reader);
int index = parameterRecord.Sequence;
result[index] =
NativeFormatMethodParameterInfo.GetNativeFormatMethodParameterInfo(
contextMethod,
_methodHandle,
index - 1,
parameterHandle,
new QSignatureTypeHandle(reader, typeSignatures[index]),
typeContext);
}
for (int i = 0; i < count; i++)
{
if (result[i] == null)
{
result[i] =
RuntimeThinMethodParameterInfo.GetRuntimeThinMethodParameterInfo(
contextMethod,
i - 1,
new QSignatureTypeHandle(reader, typeSignatures[i]),
typeContext);
}
}
returnParameter = result.First;
return(result.Remainder);
}
public void FillInMetadataDescribedParameters(ref VirtualRuntimeParameterInfoArray result, QSignatureTypeHandle[] typeSignatures, MethodBase contextMethod, TypeContext typeContext)
{
foreach (ParameterHandle parameterHandle in _method.Parameters)
{
Parameter parameterRecord = parameterHandle.GetParameter(_reader);
int index = parameterRecord.Sequence;
result[index] =
NativeFormatMethodParameterInfo.GetNativeFormatMethodParameterInfo(
contextMethod,
_methodHandle,
index - 1,
parameterHandle,
typeSignatures[index],
typeContext);
}
}
