private MemberDeclarationSyntax CreateProperty(VariableDeclarationSyntax node)
{
var type = semanticModel.GetTypeInfo(node.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault());
var propertyName = node.DescendantNodes().OfType <IdentifierNameSyntax>().LastOrDefault().Identifier.ValueText;
return(CodeElementFactory.CreateProperty(CodeElementFactory.CreateType(type), propertyName));
}
private MemberDeclarationSyntax CreateMethod(VariableDeclarationSyntax node)
{
var invocationExpression = node.DescendantNodes().OfType <InvocationExpressionSyntax>().FirstOrDefault();
var methodName = invocationExpression.DescendantNodes().OfType <MemberAccessExpressionSyntax>().FirstOrDefault().GetLastToken().ValueText;
var parameters = GetParametersTypesByArguments(invocationExpression.ArgumentList);
var type = semanticModel.GetTypeInfo(node.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault());
return(CodeElementFactory.CreareMethodDeclaration(CodeElementFactory.CreateType(type), methodName, parameters));
}
public override IStmt VisitVariableDeclaration(VariableDeclarationSyntax node)
{
return(new CompoundLocalDeclStmt
{
Declarations = node.DescendantNodes().OfType <VariableDeclaratorSyntax>().Select(Visit).ToArray()
});
}
public void TestAnalyzeVarDeclarator()
{
string code1 = @"class TestClass { public void TestMethod(){int test = 0; test = 1;}}";
SyntaxTree tree1 = CSharpSyntaxTree.ParseText(code1);
VariableDeclaratorSyntax varDecNode = tree1.GetRootAsync().Result.DescendantNodes().OfType <VariableDeclaratorSyntax>().First();
VariableDeclarationSyntax varDeclartionNode = tree1.GetRootAsync().Result.DescendantNodes().OfType <VariableDeclarationSyntax>().First();
List <SyntaxTree> trees1 = new List <SyntaxTree> {
tree1
};
Compilation comp1 = CSharpCompilation.Create("TestCompilation1", trees1);
ScriptAnalyzer analyzer = this.createAnalyzer(comp1);
TaggedSyntaxLibrary lib = analyzer.AnalyzeNode(varDecNode);
Assert.IsNotNull(lib, "Library defined");
Assert.AreEqual(1, lib.TaggedSyntaxTrees.Count(), "Has one tree");
TaggedSyntaxTree tree = lib.TaggedSyntaxTrees.First();
CollectionAssert.Contains(tree.TaggedNodes, varDeclartionNode, "Tree contains variable declaration node");
IEnumerable <SyntaxNode> nodes = varDeclartionNode.DescendantNodes();
foreach (SyntaxNode node in nodes)
{
CollectionAssert.Contains(tree.TaggedNodes, node, "SubNode is added to tree: " + node.ToString());
}
}
private MemberDeclarationSyntax CreateConstructor(VariableDeclarationSyntax node)
{
var objectCreationExpression = node.DescendantNodes().OfType <ObjectCreationExpressionSyntax>().FirstOrDefault();
var className = objectCreationExpression.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault().Identifier.ValueText;
return(CodeElementFactory.CreateConstructor(className, GetParametersTypesByArguments(objectCreationExpression.ArgumentList)));
}
public static string GetVariableType(VariableDeclarationSyntax variable)
{
return(variable
.DescendantNodes()
.First(node => node is PredefinedTypeSyntax || node is IdentifierNameSyntax)
.GetFirstToken()
.ValueText);
}
public static IEnumerable <EffectProperty> Parse(VariableDeclarationSyntax syntax)
{
var type = syntax.DescendantNodes().OfType <TypeSyntax>().First().DescendantNodes().OfType <SyntaxToken>().First().ValueText;
foreach (var variable in syntax.Variables)
{
var isArrayType = variable.ArrayRankSpecifiers.Any();
var name = variable.Identifier.ValueText;
var register = variable.Qualifiers.OfType <RegisterLocation>().Select(r => r.Register.ValueText).FirstOrDefault();
yield return(new EffectProperty(type, name, isArrayType, register));
}
}
private Boolean IsObjectCreation(VariableDeclarationSyntax node)
{
var variableDeclarator = node.DescendantNodes().OfType <VariableDeclaratorSyntax>().FirstOrDefault();
if (variableDeclarator == null)
{
return(false);
}
if (variableDeclarator.GetFirstToken().ValueText != localVaribleName)
{
return(false);
}
return(variableDeclarator.DescendantNodes().Any(n => n is ObjectCreationExpressionSyntax));
}
private Boolean IsSimpleMemberAccessExpression(VariableDeclarationSyntax node)
{
var memberAccessExpression = node.DescendantNodes().OfType <MemberAccessExpressionSyntax>().FirstOrDefault();
if (memberAccessExpression.DescendantNodes().Any(n => !(n is IdentifierNameSyntax)))
{
return(false);
}
var left = memberAccessExpression.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault();
if (left == null || left.Identifier.ValueText != localVaribleName)
{
return(false);
}
return(true);
}
private Boolean IsInvocationExpression(VariableDeclarationSyntax node)
{
var invocationExpression = node.DescendantNodes().OfType <InvocationExpressionSyntax>().FirstOrDefault();
if (invocationExpression == null)
{
return(false);
}
var identifier = invocationExpression.DescendantNodes().OfType <IdentifierNameSyntax>().FirstOrDefault();
if (identifier == null || identifier.Identifier.ValueText != localVaribleName)
{
return(false);
}
return(true);
}
private static async Task<Document> FixVarType(Document document, SyntaxNode invocationExpressionSyntax, CancellationToken cancellationToken)
{
var documentEditor = await DocumentEditor.CreateAsync(document, cancellationToken).ConfigureAwait(false);
VariableDeclarationSyntax variableDeclarator = invocationExpressionSyntax.Ancestors().OfType<VariableDeclarationSyntax>().FirstOrDefault();
if (variableDeclarator is not null)
{
var varIdentifier = variableDeclarator.DescendantNodes().OfType<IdentifierNameSyntax>().Where(id => id.IsVar).FirstOrDefault();
if (varIdentifier is not null)
{
var node = SyntaxFactory.QualifiedName(SyntaxFactory.ParseName(AppWindowNamespace), (SimpleNameSyntax)SyntaxFactory.ParseName(AppWindowTypeName));
documentEditor.ReplaceNode(varIdentifier, node);
return document.WithSyntaxRoot(documentEditor.GetChangedRoot());
}
}
return document;
}
public void TestGetSyntaxNodesFromIdentifierVar()
{
string code1 = "public class TestCLass{ int prop; public void Main(){ prop = 1;}}";
SyntaxTree tree1 = CSharpSyntaxTree.ParseText(code1);
VariableDeclarationSyntax node1 = tree1.GetRootAsync().Result.DescendantNodesAndSelf().OfType <VariableDeclarationSyntax>().First();
MethodDeclarationSyntax node2 = tree1.GetRootAsync().Result.DescendantNodesAndSelf().OfType <MethodDeclarationSyntax>().Last();
IdentifierNameSyntax node3 = node2.DescendantNodes().OfType <IdentifierNameSyntax>().First();
VariableDeclaratorSyntax eNode = node1.DescendantNodes().OfType <VariableDeclaratorSyntax>().First();
List <SyntaxTree> trees1 = new List <SyntaxTree> {
tree1
};
Compilation comp1 = CSharpCompilation.Create("TestCompilation1", trees1);
ScriptAnalyzerSymbolHelper sHelper = new ScriptAnalyzerSymbolHelper(new Compilation[] { comp1 });
ScriptAnalyzerResourceHelper rHelper = new ScriptAnalyzerResourceHelper(sHelper);
List <SyntaxNode> result = rHelper.GetSyntaxNodes(node3);
Assert.IsNotNull(result, "Returns a list");
Assert.AreEqual(1, result.Count(), "List has one node");
CollectionAssert.Contains(result, eNode, "Node is expected node");
}
