public CSharpSyntaxNode Convert(NewExpression node)
{
if (node.Arguments.Count == 1 && node.Arguments[0].Kind == NodeKind.ObjectLiteralExpression)
{
ObjectLiteralExpression literaExpression = node.Arguments[0] as ObjectLiteralExpression;
ObjectCreationExpressionSyntax csObjNewExpr = SyntaxFactory.ObjectCreationExpression(node.Type.ToCsNode <TypeSyntax>());
InitializerExpressionSyntax csInitExpr = SyntaxFactory.InitializerExpression(SyntaxKind.ObjectInitializerExpression);
foreach (PropertyAssignment prop in literaExpression.Properties)
{
csInitExpr = csInitExpr.AddExpressions(SyntaxFactory.AssignmentExpression(
SyntaxKind.SimpleAssignmentExpression,
prop.Name.ToCsNode <ExpressionSyntax>(),
prop.Initializer.ToCsNode <ExpressionSyntax>()));
}
return(csObjNewExpr.WithInitializer(csInitExpr).AddArgumentListArguments());
}
if (node.TypeArguments.Count > 0)
{
return(SyntaxFactory
.ObjectCreationExpression(SyntaxFactory
.GenericName(this.StripType(node.Type.Text))
.AddTypeArgumentListArguments(node.TypeArguments.ToCsNodes <TypeSyntax>()))
.AddArgumentListArguments(this.ToArgumentList(node.Arguments)));
}
else
{
return(SyntaxFactory
.ObjectCreationExpression(node.Type.ToCsNode <TypeSyntax>())
.AddArgumentListArguments(this.ToArgumentList(node.Arguments)));
}
}
private async Task <Document> AddDefaultValuesAsync(Document document, AttributeSyntax attribute, MethodDeclarationSyntax method, InlineDataMustMatchTheoryParameters.ParameterArrayStyleType arrayStyle, CancellationToken cancellationToken)
{
var editor = await DocumentEditor.CreateAsync(document, cancellationToken).ConfigureAwait(false);
InitializerExpressionSyntax arrayInitializer = null;
if (arrayStyle == InlineDataMustMatchTheoryParameters.ParameterArrayStyleType.Initializer)
{
arrayInitializer = (InitializerExpressionSyntax)attribute.DescendantNodes().First(n => n.IsKind(SyntaxKind.ArrayInitializerExpression));
}
var originalInitializer = arrayInitializer;
int i = originalInitializer?.Expressions.Count ?? attribute.ArgumentList?.Arguments.Count ?? 0;
for (; i < method.ParameterList.Parameters.Count; i++)
{
var defaultExpression = (ExpressionSyntax)CreateDefaultValueSyntax(editor, method.ParameterList.Parameters[i].Type);
if (arrayInitializer != null)
{
arrayInitializer = arrayInitializer.AddExpressions(defaultExpression);
}
else
{
editor.AddAttributeArgument(attribute, defaultExpression);
}
}
if (arrayInitializer != null)
{
editor.ReplaceNode(originalInitializer, arrayInitializer);
}
return(editor.GetChangedDocument());
}
public override SyntaxNode VisitInitializerExpression(InitializerExpressionSyntax node)
{
var parentProperty = node.FirstAncestorOrSelf <PropertyDeclarationSyntax>();
var parentInvocation = node.FirstAncestorOrSelf <InvocationExpressionSyntax>();
if (parentProperty != null && parentProperty.Identifier.Text == "SelectorExpression" ||
parentInvocation != null && parentInvocation.ToString().Contains("SelectorExpression"))
{
var initializerExpressions = GenerateInitializerExpressions(_metadata, "", "p.").ToList();
var expressionsWithSeparators = node.AddExpressions(initializerExpressions.ToArray()).Expressions.GetWithSeparators();
// This section is here only to format code well. Namely, in initializer expression, to add comma token after each expression and newline after comma.
var list = new List <SyntaxNodeOrToken>();
var expressionTrailingTrivia = new List <SyntaxTrivia>();
foreach (var item in expressionsWithSeparators.ToList())
{
// This is required if we have a custom code trivia which is attached to expression node, but should be attached after comma-token.
if (item.IsToken)
{
expressionTrailingTrivia.Add(SyntaxExtenders.EndOfLineTrivia);
list.Add(item.AsToken().WithTrailingTrivia(expressionTrailingTrivia.ToArray()));
expressionTrailingTrivia.Clear();
}
else
{
expressionTrailingTrivia = item.GetTrailingTrivia().ToList();
list.Add(item.WithTrailingTrivia());
}
}
if (list.Any() && list.Last().IsNode)
{
var item = list.Last();
list.Remove(item);
list.Add(item.WithTrailingTrivia(expressionTrailingTrivia));
}
return(node.WithExpressions(SyntaxFactory.SeparatedList <ExpressionSyntax>(list)));
}
return(base.VisitInitializerExpression(node));
}
private async Task <Document> ImplementAllSetters(Document document, InitializerExpressionSyntax expression, CancellationToken cancellationToken)
{
var createExpression = expression.Parent as ObjectCreationExpressionSyntax;
var semanticModel = await document.GetSemanticModelAsync(cancellationToken);
var typeSymbol = semanticModel.GetTypeInfo(createExpression, cancellationToken).Type;
var missingprops = GetMissingProperties(expression, typeSymbol);
var newExpression = expression.AddExpressions(missingprops.Select(x =>
SyntaxFactory.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression,
SyntaxFactory.IdentifierName(x.PropertyName()), x.Parameters.First().Type.DefaultExpression(x.PropertyName()))).Cast <ExpressionSyntax>().ToArray());
var root = await document.GetSyntaxRootAsync();
var newroot = root.ReplaceNode(expression, newExpression);
return(document.WithSyntaxRoot(newroot));
}
private static InitializerExpressionSyntax CreateInitializer(ObjectCreationExpressionSyntax objectCreation, ExpressionStatementSyntax[] expressionStatements)
{
InitializerExpressionSyntax initializer = objectCreation.Initializer
?? SyntaxFactory.InitializerExpression(SyntaxKind.ObjectInitializerExpression);
var expressions = new AssignmentExpressionSyntax[expressionStatements.Length];
for (int i = 0; i < expressionStatements.Length; i++)
{
var assignment = (AssignmentExpressionSyntax)expressionStatements[i].Expression;
var memberAccess = (MemberAccessExpressionSyntax)assignment.Left;
expressions[i] = assignment.ReplaceNode(memberAccess, memberAccess.Name);
}
return(initializer
.AddExpressions(expressions)
.WithFormatterAnnotation());
}
private static SyntaxNode ImplementAllSettersFromExpression(InitializerExpressionSyntax expression,
string sourcename,
ITypeSymbol targetTypeInfo,
SemanticModel semanticModel,
ITypeSymbol sourceType)
{
var missingprops = GetMissingProperties(expression, targetTypeInfo);
var newproperties =
sourceType.GetMembers().Where(x => x.Kind == SymbolKind.Property).Cast <IPropertySymbol>().Where(x => x.IsMissing(missingprops));
var newExpression = expression.AddExpressions(
newproperties.Select(x =>
SyntaxFactory.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression,
SyntaxFactory.IdentifierName(x.Name),
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName(sourcename),
SyntaxFactory.IdentifierName(x.Name))))
.Cast <ExpressionSyntax>().ToArray());
return(newExpression);
}
private static SyntaxNode ImplementAllSettersFromExpression(InitializerExpressionSyntax expression,
string sourcename,
ITypeSymbol targetTypeInfo,
ITypeSymbol sourceType)
{
var missingprops = GetMissingProperties(expression, targetTypeInfo);
var newproperties =
sourceType.GetBaseTypesAndThis().SelectMany(x => x.GetMembers()).Where(x => x.Kind == SymbolKind.Property).Cast<IPropertySymbol>().Where(x => x.IsMissing(missingprops));
var newExpression = expression.AddExpressions(
newproperties.Select(x =>
SyntaxFactory.AssignmentExpression(SyntaxKind.SimpleAssignmentExpression,
SyntaxFactory.IdentifierName(x.Name),
SyntaxFactory.MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
SyntaxFactory.IdentifierName(sourcename),
SyntaxFactory.IdentifierName(x.Name))))
.Cast<ExpressionSyntax>().ToArray());
return newExpression;
}
