public string GenerateCode(Type interfaceType)
{
List <string> methods = new List <string>();
List <string> fields = new List <string>();
int methodIndex = 0;
foreach (MethodInfo method in GetMethods(interfaceType))
{
IProxyMethodWriter writer = GetWriter(method);
string methodCode = writer.WriteMethod(methodIndex, method);
string methodField = writer.WriteField(methodIndex, method);
methods.Add(methodCode);
fields.Add(methodField);
methodIndex++;
}
string joinedMethods = JoinLines(methods);
string joinedFields = JoinLines(fields);
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
dictionary["namespace"] = mNamespaceName;
dictionary["fields"] = joinedFields;
dictionary["implementedMethods"] = joinedMethods;
dictionary["implementedInterface"] = FormatTypeExtensions.FormatType(interfaceType);
dictionary["proxyName"] = GetInterfaceName(interfaceType);
string processed = CodeGenerationHelper.ProcessTemplate(mClassDeclarationTemplate, dictionary);
return(processed);
}
public string WriteField(int methodIndex, MethodInfo method)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
Type type = method.DeclaringType;
dictionary["methodIndex"] = methodIndex.ToString();
dictionary["interfaceType"] = FormatTypeExtensions.FormatType(type);
Type returnType = TaskExtensions.UnwrapReturnType(method.ReturnType);
dictionary["genericType"] = FormatTypeExtensions.FormatType(returnType);
dictionary["methodName"] = method.Name;
dictionary["qualifiedVariableList"] =
string.Join(", ",
method.GetParameters()
.Select(x => GetQualifiedName(x,
parameter => parameter.Name)));
dictionary["variableDefaultAssignments"] =
string.Join(Environment.NewLine,
method.GetParameters().
Select(parameter => GetDefaultAssignment(parameter)));
return(CodeGenerationHelper.ProcessTemplate(mFieldDeclaration, dictionary));
}
private string GetDefaultAssignment(ParameterInfo parameter)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
dictionary["parameterType"] = FormatTypeExtensions.FormatType(parameter.ParameterType.StripByRef());
dictionary["parameterName"] = parameter.Name;
return(CodeGenerationHelper.ProcessTemplate(mDefaultAssignment, dictionary));
}
public string WriteMethod(int methodIndex, MethodInfo method)
{
string methodHandler = "mMethodHandler" + methodIndex;
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
IEnumerable <ParameterInfo> methodCallParameters = method.GetParameters();
IEnumerable <string> specialParameters = Enumerable.Empty <string>();
if (typeof(Task).IsAssignableFrom(method.ReturnType))
{
specialParameters = new[] { FormatTypeExtensions.FormatType(typeof(CancellationToken)) + ".None" };
}
if (typeof(Task).IsAssignableFrom(method.ReturnType) &&
methodCallParameters.LastOrDefault()?.ParameterType == typeof(CancellationToken))
{
specialParameters = new[] { methodCallParameters.LastOrDefault().Name };
methodCallParameters = methodCallParameters.Take(methodCallParameters.Count() - 1);
}
if (method.GetCustomAttribute <WampProgressiveResultProcedureAttribute>() != null)
{
specialParameters = new[] { methodCallParameters.LastOrDefault().Name }.Concat(specialParameters);
methodCallParameters = methodCallParameters.Take(methodCallParameters.Count() - 1);
}
dictionary["methodName"] = method.Name;
dictionary["parameterList"] =
string.Join(", ",
new[] { "this" }.Concat(specialParameters).Concat(methodCallParameters
.Select(x => x.Name)));
dictionary["returnType"] = FormatTypeExtensions.GetFormattedReturnType(method);
if (method.ReturnType != typeof(void))
{
dictionary["return"] = "return ";
}
else
{
dictionary["return"] = string.Empty;
}
dictionary["methodHandler"] = methodHandler;
dictionary["parametersDeclaration"] =
string.Join(", ",
method.GetParameters().Select
(x => FormatTypeExtensions.FormatType(x.ParameterType) + " " + x.Name));
return(CodeGenerationHelper.ProcessTemplate(mMethodTemplate, dictionary));
}
private string GetUnpackStatement(ParameterInfo parameterInfo)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
dictionary["parameterType"] = FormatTypeExtensions.FormatType(parameterInfo.ParameterType.StripByRef());
dictionary["parameterName"] = parameterInfo.Name;
dictionary["parameterIndex"] = parameterInfo.Position.ToString();
return(CodeGenerationHelper.ProcessTemplate(mUnpackTemplate, dictionary));
}
private string GetDelegateType(MethodInfo method)
{
string prefix = GetDelegateNamePrefix(method);
Type returnType = TaskExtensions.UnwrapReturnType(method.ReturnType);
string returnTypeAlias = FormatTypeExtensions.FormatType(returnType);
string result = string.Format("{0}Delegate<{1}>", prefix, returnTypeAlias);
return(result);
}
public string WriteMethod(int methodIndex, MethodInfo method)
{
string methodHandler = "mMethodHandler" + methodIndex;
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
ParameterInfo[] parameters = method.GetParameters();
dictionary["array"] =
string.Join(", ",
(parameters.Select(x => GetCallerParameter(x))));
dictionary["methodName"] = method.Name;
dictionary["parameterList"] =
string.Join(", ",
new[] { "this", "___array" });
Type returnType = method.ReturnType;
dictionary["returnType"] = FormatTypeExtensions.GetFormattedReturnType(method);
if (returnType != typeof(void))
{
dictionary["varResult"] = "var ___result = ";
dictionary["return"] = "return ___result;";
}
else
{
dictionary["varResult"] = string.Empty;
dictionary["return"] = "return;";
}
dictionary["parametersDeclaration"] =
string.Join(", ",
parameters.Select
(x =>
GetQualifiedName(x, CodeGenerationHelper.GetMethodParameterDeclaration)));
dictionary["unpack"] =
string.Join(Environment.NewLine,
parameters.Where(x => x.IsOut || x.ParameterType.IsByRef)
.Select(x => GetUnpackStatement(x)));
dictionary["methodHandler"] = methodHandler;
return(CodeGenerationHelper.ProcessTemplate(mMethodTemplate, dictionary));
}
public string WriteField(int methodIndex, MethodInfo method)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
Type type = method.DeclaringType;
dictionary["methodIndex"] = methodIndex.ToString();
dictionary["interfaceType"] = FormatTypeExtensions.FormatType(type);
dictionary["methodName"] = method.Name;
dictionary["defaults"] =
string.Join(", ",
method.GetParameters()
.Select(x => string.Format("default({0})",
FormatTypeExtensions.FormatType(x.ParameterType))));
return(CodeGenerationHelper.ProcessTemplate(mFieldTemplate, dictionary));
}
public string WriteMethod(int methodIndex, MethodInfo method)
{
string methodHandler = "mMethodHandler" + methodIndex;
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
ParameterInfo[] parameters = method.GetParameters();
dictionary["methodName"] = method.Name;
dictionary["parameterList"] =
string.Join(", ", new [] { "this" }.Concat(parameters.Select(x => x.Name)));
dictionary["returnType"] = FormatTypeExtensions.FormatType(method.ReturnType);
if (method.GetCustomAttribute <WampProgressiveResultProcedureAttribute>() != null)
{
dictionary["parameterList"] =
string.Join(", ",
new [] { "this" }.Concat(new[] { parameters.Last() }.Concat(parameters.Take(parameters.Length - 1))
.Select(x => x.Name)));
}
if (method.ReturnType != typeof(void))
{
dictionary["return"] = "return ";
}
else
{
dictionary["return"] = string.Empty;
}
dictionary["methodHandler"] = methodHandler;
dictionary["parametersDeclaration"] =
string.Join(", ",
parameters.Select
(x => FormatTypeExtensions.FormatType(x.ParameterType) + " " + x.Name));
return(CodeGenerationHelper.ProcessTemplate(mMethodTemplate, dictionary));
}
public string WriteField(int methodIndex, MethodInfo method)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
Type type = method.DeclaringType;
dictionary["methodIndex"] = methodIndex.ToString();
dictionary["delegateType"] = GetDelegateType(method);
dictionary["delegatePrefix"] = GetDelegateNamePrefix(method);
dictionary["interfaceType"] = FormatTypeExtensions.FormatType(type);
Type genericType = TaskExtensions.UnwrapReturnType(method.ReturnType);
dictionary["genericType"] = FormatTypeExtensions.FormatType(genericType);
dictionary["methodName"] = method.Name;
dictionary["defaults"] =
string.Join(", ",
method.GetParameters()
.Select(x => $"default({FormatTypeExtensions.FormatType(x.ParameterType)})"));
return(CodeGenerationHelper.ProcessTemplate(mFieldTemplate, dictionary));
}
public static string GetGenericType(Type returnType)
{
return(string.Format("<{0}>", FormatTypeExtensions.FormatType(returnType)));
}
public static string GetMethodParameterDeclaration(ParameterInfo parameter)
{
return(FormatTypeExtensions.FormatType(parameter.ParameterType.StripByRef()) + " " + parameter.Name);
}
public string WriteMethod(int methodIndex, MethodInfo method)
{
string methodField = "mMethod" + methodIndex;
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
ParameterInfo[] parameters = method.GetParameters();
dictionary["methodName"] = method.Name;
dictionary["parameterList"] =
string.Join(", ",
new[] { methodField }.Concat(parameters.Select(x => x.Name)));
dictionary["returnType"] = FormatTypeExtensions.FormatType(method.ReturnType);
string invokeMethod;
if (method.GetCustomAttribute <WampProgressiveResultProcedureAttribute>() != null)
{
invokeMethod = "InvokeProgressiveAsync";
dictionary["parameterList"] =
string.Join(", ",
new[] { methodField }.Concat
(new[] { parameters.Last() }.Concat(parameters.Take(parameters.Length - 1))
.Select(x => x.Name)));
}
else if (typeof(Task).IsAssignableFrom(method.ReturnType))
{
invokeMethod = "InvokeAsync";
}
else
{
invokeMethod = "InvokeSync";
}
Type returnType = TaskExtensions.UnwrapReturnType(method.ReturnType);
if (method.ReturnType != typeof(void))
{
dictionary["return"] = "return ";
dictionary["genericType"] = CodeGenerationHelper.GetGenericType(returnType);
}
else
{
dictionary["return"] = string.Empty;
dictionary["genericType"] = string.Empty;
}
if (method.ReturnType == typeof(Task))
{
dictionary["genericType"] = string.Empty;
}
if (!method.HasMultivaluedResult())
{
invokeMethod = "Single" + invokeMethod;
}
else
{
invokeMethod = "Multi" + invokeMethod;
dictionary["genericType"] = CodeGenerationHelper.GetGenericType(returnType.GetElementType());
}
dictionary["invokeMethod"] = invokeMethod;
dictionary["parametersDeclaration"] =
string.Join(", ",
parameters.Select
(x => FormatTypeExtensions.FormatType(x.ParameterType) + " " + x.Name));
return(CodeGenerationHelper.ProcessTemplate(mMethodTemplate, dictionary));
}
public string WriteMethod(int methodIndex, MethodInfo method)
{
string methodField = "mMethod" + methodIndex;
IDictionary <string, string> dictionary =
new Dictionary <string, string>();
ParameterInfo[] parameters = method.GetParameters();
dictionary["array"] =
string.Join(", ",
(parameters.Select(x => GetCallerParameter(x))));
dictionary["methodName"] = method.Name;
dictionary["parameterList"] =
string.Join(", ",
new[] { methodField, "___array" });
Type returnType = method.ReturnType;
dictionary["returnType"] = FormatTypeExtensions.FormatType(returnType);
string invokeMethod;
invokeMethod = "InvokeSync";
if (returnType != typeof(void))
{
dictionary["varResult"] = "var ___result = ";
dictionary["return"] = "return ___result;";
dictionary["genericType"] = CodeGenerationHelper.GetGenericType(returnType);
}
else
{
dictionary["varResult"] = string.Empty;
dictionary["return"] = "return;";
dictionary["genericType"] = string.Empty;
}
if (!method.HasMultivaluedResult())
{
invokeMethod = "Single" + invokeMethod;
}
else
{
invokeMethod = "Multi" + invokeMethod;
dictionary["genericType"] = CodeGenerationHelper.GetGenericType(returnType.GetElementType());
}
dictionary["invokeMethod"] = invokeMethod;
dictionary["parametersDeclaration"] =
string.Join(", ",
parameters.Select
(x =>
GetQualifiedName(x, CodeGenerationHelper.GetMethodParameterDeclaration)));
dictionary["unpack"] =
string.Join(Environment.NewLine,
parameters.Where(x => x.IsOut || x.ParameterType.IsByRef)
.Select(x => GetUnpackStatement(x)));
return(CodeGenerationHelper.ProcessTemplate(mMethodTemplate, dictionary));
}
public static string GetGenericType(Type returnType)
{
return($"<{FormatTypeExtensions.FormatType(returnType)}>");
}