C# Ast.Method类代码示例

			public override void Run()
			{
				var klass = new ClassDefinition { Name = "Foo" };
				var baseType = new SimpleTypeReference("object");
				klass.BaseTypes.Add(baseType);

				var method = new Method { Name = "Bar" };
				method.Body.Add(
					new ReturnStatement(
						new IntegerLiteralExpression(42)));
				klass.Members.Add(method);

				var module = CompileUnit.Modules[0];
				Assert.AreEqual(0, module.Members.Count);

				My<CodeReifier>.Instance.ReifyInto(module, klass);

				Assert.AreEqual(1, module.Members.Count);
				Assert.AreSame(klass, module.Members[0]);

				var klassEntity = (IType) klass.Entity;
				Assert.IsTrue(klassEntity.IsClass);
				Assert.AreSame(TypeSystemServices.ObjectType, klassEntity.BaseType);

				var methodEntity = (IMethod)method.Entity;
				Assert.AreEqual(method.Name, methodEntity.Name);
				Assert.AreSame(TypeSystemServices.IntType, methodEntity.ReturnType);
			}

 public override void LeaveMethod(Method node)
 {
     if (node.Body.IsEmpty)
     {
         RemoveCurrentNode();
     }
 }

        /// <summary>
        /// Perform the actual expansion of the macro
        /// </summary>
        /// <param name="macro">The macro.</param>
        /// <returns></returns>
        protected override Statement DoExpand(MacroStatement macro)
        {
            if (macro.Arguments.Count != 0)
            {
                Errors.Add(CompilerErrorFactory.CustomError(macro.LexicalInfo,"No arguments allowed for action statement"));
                return null;
            }

            Method mergeRowsMethod = new Method("MergeRows");
            mergeRowsMethod.Modifiers = TypeMemberModifiers.Override;
            mergeRowsMethod.Parameters.Add(new ParameterDeclaration("left", new SimpleTypeReference(typeof(Row).FullName)));
            mergeRowsMethod.Parameters.Add(new ParameterDeclaration("right", new SimpleTypeReference(typeof(Row).FullName)));
            CodeBuilder.DeclareLocal(mergeRowsMethod, "row", TypeSystemServices.Map(typeof(Row)));
            mergeRowsMethod.Body.Add(
                new BinaryExpression(BinaryOperatorType.Assign,
                                     new ReferenceExpression("row"),
                                     new MethodInvocationExpression(
                                         AstUtil.CreateReferenceExpression(typeof(Row).FullName))
                    )
                );
            mergeRowsMethod.Body.Add(macro.Body);
            mergeRowsMethod.Body.Add(new ReturnStatement(new ReferenceExpression("row")));

            ParentMethods.Add(mergeRowsMethod);
            return null;
        }

 public override void OnMethod(Method node)
 {
     if (LookingFor(node))
     {
         Found(node.ReturnType);
     }
 }

 public void NormalizeGetter(Method getter)
 {
     if ((getter != null) && (getter.get_Parameters().get_Count() != 0))
     {
         this.ReportError(UnityScriptCompilerErrors.InvalidPropertyGetter(getter.get_LexicalInfo()));
     }
 }

 public void CheckSetterReturnType(Method setter)
 {
     if (setter.get_ReturnType() != null)
     {
         this.ReportError(UnityScriptCompilerErrors.SetterCanNotDeclareReturnType(setter.get_ReturnType().get_LexicalInfo()));
     }
 }

		Method CreateGetter(Field f)
		{
			Method m = new Method();
			m.Name = "get";

			// value = ViewState["<f.Name>"]
			m.Body.Statements.Add(
				new ExpressionStatement(
					new BinaryExpression(
						BinaryOperatorType.Assign,
						new ReferenceExpression("value"),
						CreateViewStateSlice(f)
						)
					)
				);

			if (null != _default)
			{
				// return <_default> unless value
				ReturnStatement rs = new ReturnStatement(_default);
				rs.Modifier = new StatementModifier(StatementModifierType.Unless, new ReferenceExpression("value"));
				m.Body.Statements.Add(rs);
			}

			// return value
			m.Body.Statements.Add(
				new ReturnStatement(
					new ReferenceExpression("value")
					)
				);

			return m;
		}

		public override void OnMethod(Method node)
		{
			var old = _currentMethod;
			_currentMethod = (IMethod) node.Entity;
			base.OnMethod(node);
			_currentMethod = old;
		}

		public object VisitMethodDeclaration(MethodDeclaration methodDeclaration, object data)
		{
			B.Method m = new B.Method(GetLexicalInfo(methodDeclaration));
			m.Name = methodDeclaration.Name;
			m.Modifiers = ConvertModifier(methodDeclaration, B.TypeMemberModifiers.Private);
			ConvertAttributes(methodDeclaration.Attributes, m.Attributes);
			if (currentType != null) currentType.Members.Add(m);
			if (methodDeclaration.HandlesClause.Count > 0) {
				// TODO: Convert handles clauses to [Handles] attribute
				AddError(methodDeclaration, "Handles-clause is not supported.");
			}
			m.ExplicitInfo = ConvertInterfaceImplementations(methodDeclaration.InterfaceImplementations, methodDeclaration, m);
			if (methodDeclaration.Templates.Count > 0) {
				AddError(methodDeclaration, "Declaring generic methods is not supported.");
			}
			ConvertParameters(methodDeclaration.Parameters, m.Parameters);
			m.EndSourceLocation = GetEndLocation((INode)methodDeclaration.Body ?? methodDeclaration);
			m.ReturnType = ConvertTypeReference(methodDeclaration.TypeReference);
			m.Body = ConvertMethodBlock(methodDeclaration.Body);
			if (m.Name == "Main" && m.IsStatic && m.Parameters.Count <= 1 &&
			    (methodDeclaration.TypeReference.Type == "System.Void" || methodDeclaration.TypeReference.Type == "System.Int32"))
			{
				entryPointMethod = m;
			}
			return m;
		}

 public void CheckEntryPoint(Method node)
 {
     if ((node.get_IsStatic() && node.get_IsPublic()) && ((node.get_Name() == "Main") && (this.GetType(node.get_ReturnType()) == this.get_TypeSystemServices().VoidType)))
     {
         ContextAnnotations.SetEntryPoint(base._context, node);
     }
 }

 public void NormalizeSetter(Method setter)
 {
     if (setter != null)
     {
         this.NormalizeSetterParameters(setter);
         this.CheckSetterReturnType(setter);
     }
 }

 protected override IEnumerable<Node> ExpandGeneratorImpl(MacroStatement macro){
     var method = new Method("_key"){
                                        ReturnType = new SimpleTypeReference("string"),
                                        Modifiers = TypeMemberModifiers.Public | TypeMemberModifiers.Override,
                                        Body = macro.extractMethodBody()
                                    };
     yield return method;
 }

        public override void LeaveMethod(Method method)
        {
            InternalMethod entity = (InternalMethod)method.Entity;
            if (!entity.IsGenerator) return;

            GeneratorMethodProcessor processor = new GeneratorMethodProcessor(Context, entity);
            processor.Run();
        }

		override public void LeaveMethod(Method node)
		{
			MakeStaticIfNeeded(node);
			CantBeMarkedTransient(node);
			CantBeMarkedPartial(node);
			CheckExplicitImpl(node);
			CheckModifierCombination(node);
		}

		public BooMethodBuilder(BooCodeBuilder codeBuilder, Method method)
		{
			if (null == codeBuilder)
				throw new ArgumentNullException("codeBuilder");
			if (null == method)
				throw new ArgumentNullException("method");
			_codeBuilder = codeBuilder;
			_method = method;
		}