public void Visit()
{
string sourceWith = File.ReadAllText(m_targetWithAttribute);
string sourceWithout = File.ReadAllText(m_targetWithoutAttribute);
ITypeSymbol typeSymbol = m_compilation.GetTypeByMetadataName(typeof(TestAttribute).FullName);
SyntaxNode attribute = m_generator.Attribute(m_generator.TypeExpression(typeSymbol));
SyntaxNode node = SyntaxFactory.ParseSyntaxTree(sourceWithout).GetRoot();
var rewriter = new CodeGenerateRewriterAddAttributeToNode(CodeAnalysisEditorUtility.Generator, attribute, syntaxNode => syntaxNode.Kind() == SyntaxKind.ClassDeclaration);
var format = new CodeGenerateRewriterFormatAttributeList();
node = rewriter.Visit(node);
node = format.Visit(node);
string result = node.ToFullString();
Assert.AreEqual(sourceWith, result);
}
private static SyntaxNode GenerateResolverAsset(string resolverName, string namespaceRoot, Compilation compilation = null, SyntaxGenerator generator = null)
{
if (string.IsNullOrEmpty(resolverName))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(resolverName));
}
if (string.IsNullOrEmpty(namespaceRoot))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(namespaceRoot));
}
if (compilation == null)
{
compilation = CodeAnalysisEditorUtility.ProjectCompilation;
}
if (generator == null)
{
generator = CodeAnalysisEditorUtility.Generator;
}
if (!compilation.TryConstructTypeSymbol(typeof(Utf8JsonResolverAsset), out ITypeSymbol baseTypeSymbol))
{
throw new ArgumentException("Can't construct asset base type from the specified compilation.");
}
if (!compilation.TryConstructTypeSymbol(typeof(IJsonFormatterResolver), out ITypeSymbol resolverTypeSymbol))
{
throw new ArgumentException("Can't construct resolver type from the specified compilation.");
}
if (!compilation.TryConstructTypeSymbol(typeof(CreateAssetMenuAttribute), out ITypeSymbol createAttributeTypeSymbol))
{
throw new ArgumentException("Can't construct create attribute type from the specified compilation.");
}
string namespaceName = $"{namespaceRoot}.Asset";
string menuName = $"UGF/Utf8Json/Generated/{namespaceRoot}.{resolverName}";
string className = $"{resolverName}Asset";
SyntaxNode baseType = generator.TypeExpression(baseTypeSymbol);
SyntaxNode resolverType = generator.TypeExpression(resolverTypeSymbol);
SyntaxNode attribute = generator.Attribute(generator.TypeExpression(createAttributeTypeSymbol), new[]
{
generator.AssignmentStatement(generator.IdentifierName("menuName"), generator.LiteralExpression(menuName)),
generator.AssignmentStatement(generator.IdentifierName("order"), generator.LiteralExpression(2000))
});
var addAttributeToNode = new CodeGenerateRewriterAddAttributeToNode(generator, attribute, node => node.IsKind(SyntaxKind.ClassDeclaration));
SyntaxNode declaration = generator.NamespaceDeclaration(namespaceName, new[]
{
generator.ClassDeclaration(className, null, Accessibility.Public, DeclarationModifiers.None, baseType, null, new[]
{
generator.MethodDeclaration("GetResolver", null, null, resolverType, Accessibility.Public, DeclarationModifiers.Override, new[]
{
generator.ReturnStatement(generator.IdentifierName($"{namespaceRoot}.Resolvers.{resolverName}.Instance"))
})
})
});
declaration = addAttributeToNode.Visit(declaration);
declaration = declaration.NormalizeWhitespace();
declaration = declaration.WithTrailingTrivia(SyntaxFactory.CarriageReturnLineFeed, SyntaxFactory.CarriageReturnLineFeed);
return(declaration);
}