public override void VisitMethodDeclaration(MethodDeclaration methodDeclaration) { Guard.AgainstNullArgument("methodDeclaration", methodDeclaration); IEnumerable<ParameterDeclaration> parameters = methodDeclaration .GetChildrenByRole(Roles.Parameter) .Select(x => (ParameterDeclaration)x.Clone()); var isVoid = false; var isAsync = methodDeclaration.Modifiers.HasFlag(Modifiers.Async); AstType returnType = methodDeclaration.GetChildByRole(Roles.Type).Clone(); var type = returnType as PrimitiveType; if (type != null) { isVoid = string.Compare( type.Keyword, "void", StringComparison.OrdinalIgnoreCase) == 0; } var methodType = new SimpleType(Identifier.Create(isVoid ? "Action" : "Func")); IEnumerable<AstType> types = parameters.Select( x => x.GetChildByRole(Roles.Type).Clone()); methodType .TypeArguments .AddRange(types); if (!isVoid) { methodType.TypeArguments.Add(returnType); } var methodName = GetIdentifierName(methodDeclaration); var methodBody = methodDeclaration .GetChildrenByRole(Roles.Body) .FirstOrDefault(); if (methodBody == null) { throw new NullReferenceException(string.Format("Method '{0}' has no method body", methodName)); } methodBody = (BlockStatement)methodBody.Clone(); var prototype = new VariableDeclarationStatement { Type = methodType }; prototype.Variables.Add(new VariableInitializer(methodName)); var anonymousMethod = new AnonymousMethodExpression(methodBody, parameters) { IsAsync = isAsync }; var expression = new ExpressionStatement { Expression = new AssignmentExpression( new IdentifierExpression(methodName), anonymousMethod) }; _methods.Add(new MethodVisitorResult { MethodDefinition = methodDeclaration, MethodPrototype = prototype, MethodExpression = expression }); }
public override void VisitMethodDeclaration(MethodDeclaration methodDeclaration) { Guard.AgainstNullArgument("methodDeclaration", methodDeclaration); IEnumerable <ParameterDeclaration> parameters = methodDeclaration .GetChildrenByRole(Roles.Parameter) .Select(x => (ParameterDeclaration)x.Clone()); var isVoid = false; var isAsync = methodDeclaration.Modifiers.HasFlag(Modifiers.Async); AstType returnType = methodDeclaration.GetChildByRole(Roles.Type).Clone(); var type = returnType as PrimitiveType; if (type != null) { isVoid = string.Compare( type.Keyword, "void", StringComparison.OrdinalIgnoreCase) == 0; } var methodType = new SimpleType(Identifier.Create(isVoid ? "Action" : "Func")); IEnumerable <AstType> types = parameters.Select( x => x.GetChildByRole(Roles.Type).Clone()); methodType .TypeArguments .AddRange(types); if (!isVoid) { methodType.TypeArguments.Add(returnType); } var methodName = GetIdentifierName(methodDeclaration); var methodBody = methodDeclaration .GetChildrenByRole(Roles.Body) .FirstOrDefault(); if (methodBody == null) { throw new NullReferenceException(string.Format("Method '{0}' has no method body", methodName)); } methodBody = (BlockStatement)methodBody.Clone(); var prototype = new VariableDeclarationStatement { Type = methodType }; prototype.Variables.Add(new VariableInitializer(methodName)); var anonymousMethod = new AnonymousMethodExpression(methodBody, parameters) { IsAsync = isAsync }; var expression = new ExpressionStatement { Expression = new AssignmentExpression( new IdentifierExpression(methodName), anonymousMethod) }; _methods.Add(new MethodVisitorResult { MethodDefinition = methodDeclaration, MethodPrototype = prototype, MethodExpression = expression }); }