internal SyntaxTransporter(CommonSyntaxToken token)
{
try
{
var t = (CSharp.SyntaxToken)token;
SourceLanguage = LanguageNames.CSharp;
}
catch
{
var t = (VisualBasic.SyntaxToken)token;
SourceLanguage = LanguageNames.VisualBasic;
}
SyntaxStream = new MemoryStream();
var rootNode = GetRootNode(token);
if (rootNode != null)
{
if (SourceLanguage == LanguageNames.CSharp)
{
var csharpRootNode = (CSharp.SyntaxNode)rootNode;
csharpRootNode.SerializeTo(SyntaxStream);
}
else
{
var vbRootNode = (VisualBasic.SyntaxNode)rootNode;
vbRootNode.SerializeTo(SyntaxStream);
}
}
ItemSpan = token.Span;
ItemKind = token.GetKind(SourceLanguage);
ItemCategory = SyntaxCategory.SyntaxToken;
}
protected override bool TryInitializeExplicitInterfaceState(
IDocument document, CommonSyntaxNode node, CancellationToken cancellationToken,
out CommonSyntaxToken identifierToken, out IPropertySymbol propertySymbol, out INamedTypeSymbol typeToGenerateIn)
{
var propertyDeclaration = (PropertyDeclarationSyntax)node;
identifierToken = propertyDeclaration.Identifier;
if (propertyDeclaration.ExplicitInterfaceSpecifier != null)
{
var semanticModel = document.GetSemanticModel(cancellationToken);
propertySymbol = semanticModel.GetDeclaredSymbol(propertyDeclaration, cancellationToken) as IPropertySymbol;
if (propertySymbol != null && !propertySymbol.ExplicitInterfaceImplementations.Any())
{
var info = semanticModel.GetTypeInfo(propertyDeclaration.ExplicitInterfaceSpecifier.Name, cancellationToken);
typeToGenerateIn = info.Type as INamedTypeSymbol;
return(typeToGenerateIn != null);
}
}
identifierToken = default(CommonSyntaxToken);
propertySymbol = null;
typeToGenerateIn = null;
return(false);
}
protected override void VisitToken(CommonSyntaxToken token)
{
if (token.GetText() == textToSearch)
{
symbolFoundDelegate(token.SyntaxTree.GetLineSpan(token.Span, false).StartLinePosition.Line);
}
base.VisitToken(token);
}
protected override void VisitToken(CommonSyntaxToken token)
{
if (token.GetText() == textToSearch)
{
symbolFoundDelegate(token.SyntaxTree.GetLineSpan(token.Span, false).StartLinePosition.Line);
}
base.VisitToken(token);
}
protected override void VisitToken(CommonSyntaxToken token, List <CommonSyntaxTrivia> results)
{
// if it doesnt have annotations, don't even bother to go in.
if (!token.Node.HasAnnotations)
{
return;
}
base.VisitToken(token, results);
}
protected override void VisitToken(CommonSyntaxToken token)
{
if (token.GetText() == parameter.Text)
{
var symbol = this.semanticModel.GetSymbolInfo(token.Parent);
if ((searchTokenKind == TokenKind.MethodCall && token.Parent.Kind == (int)Roslyn.Compilers.CSharp.SyntaxKind.MethodDeclaration) ||
(searchTokenKind == TokenKind.ObjectCreation && token.Parent.Kind == (int)Roslyn.Compilers.CSharp.SyntaxKind.ClassDeclaration))
{
symbolFoundDelegate(token.SyntaxTree.GetLineSpan(token.Span, false).StartLinePosition.Line);
}
}
base.VisitToken(token);
}
protected override void VisitToken(CommonSyntaxToken token, List <CommonSyntaxNodeOrToken> results)
{
// if it doesnt have annotations, don't even bother to go in.
if (!token.Node.HasAnnotations)
{
return;
}
var annotations = token.Node.GetAnnotations();
AddNodeIfAnnotationExist(annotations, token, results);
base.VisitToken(token, results);
}
protected override void VisitToken(CommonSyntaxToken token)
{
if (token.GetText() == parameter.Text)
{
var symbol = this.semanticModel.GetSymbolInfo(token.Parent);
if ((searchTokenKind == TokenKind.MethodCall && token.Parent.Kind == (int)Roslyn.Compilers.CSharp.SyntaxKind.MethodDeclaration) ||
(searchTokenKind == TokenKind.ObjectCreation && token.Parent.Kind == (int)Roslyn.Compilers.CSharp.SyntaxKind.ClassDeclaration))
{
symbolFoundDelegate(token.SyntaxTree.GetLineSpan(token.Span, false).StartLinePosition.Line);
}
}
base.VisitToken(token);
}
private CommonSyntaxNode GetRootNode(CommonSyntaxToken token)
{
CommonSyntaxNode rootNode = null;
if (token.SyntaxTree != null)
{
rootNode = token.SyntaxTree.GetRoot();
}
else
{
rootNode = GetRootNode(token.Parent);
}
return(rootNode);
}
public static string GetKind(this CommonSyntaxToken token, string language)
{
var kind = string.Empty;
if (language == LanguageNames.CSharp)
{
kind = ((CSharp.SyntaxKind)token.Kind).ToString();
}
else
{
kind = ((VisualBasic.SyntaxKind)token.Kind).ToString();
}
return(kind);
}
private void DisplaySyntaxTokenDgml(CommonSyntaxToken token)
{
if (activeWpfTextView != null)
{
var snapshot = activeWpfTextView.TextBuffer.CurrentSnapshot;
var contentType = snapshot.ContentType;
XElement dgml = null;
if (contentType.IsOfType(ContentTypeNames.CSharpContentType))
{
dgml = token.ToDgml(LanguageNames.CSharp, activeSyntaxTree);
}
else if (contentType.IsOfType(ContentTypeNames.VisualBasicContentType))
{
dgml = token.ToDgml(LanguageNames.VisualBasic, activeSyntaxTree);
}
DisplayDgml(dgml);
}
}
protected override bool TryInitializeIdentifierNameState(
IDocument document, SimpleNameSyntax identifierName, CancellationToken cancellationToken,
out CommonSyntaxToken identifierToken, out ExpressionSyntax simpleNameOrMemberAccessExpression)
{
identifierToken = identifierName.Identifier;
if (identifierToken.ValueText != string.Empty &&
!identifierName.IsVar)
{
var memberAccess = identifierName.Parent as MemberAccessExpressionSyntax;
simpleNameOrMemberAccessExpression = memberAccess != null && memberAccess.Name == identifierName
? (ExpressionSyntax)memberAccess
: identifierName;
// If we're being invoked, then don't offer this, offer generate method instead.
// Note: we could offer to generate a field with a delegate type. However, that's
// very esoteric and probably not what most users want.
if (!IsLegal(simpleNameOrMemberAccessExpression))
{
return(false);
}
#if false
if (simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.InvocationExpression) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.ObjectCreationExpression) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.GotoStatement) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.AliasQualifiedName) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.NameColon) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.QualifiedName) ||
simpleNameOrMemberAccessExpression.IsParentKind(SyntaxKind.IncompleteMember) ||
identifierName.getan.IsParentKind(SyntaxKind.UsingDirective))
{
return(false);
}
#endif
return(true);
}
identifierToken = default(CommonSyntaxToken);
simpleNameOrMemberAccessExpression = null;
return(false);
}
/// <summary>
/// Gets the semantic information for a syntax node as seen from the perspective of the
/// node's parent.
/// </summary>
/// <param name="semanticModel">The SemanticModel object to get semantic information
/// from.</param>
/// <param name="token">The token to get semantic information from. This must be part of the syntax tree
/// associated with the binding.</param>
/// <remarks>
/// This method allows observing the result of implicit conversions that do not have syntax node's directly
/// associated with them. For example, consider the following code:
/// <code>
/// void f(long x);
/// int i = 17;
/// f(i);
/// </code>
/// A call to GetSemanticInfo on the syntax node for "i" in "f(i)" would have a Type of "int". A call to
/// GetSemanticInfoInParent on the same syntax node would have a Type of "long", since there is an implicit
/// conversion from int to long as part of the function call to f.
/// </remarks>
public static ISemanticInfo GetSemanticInfoInParent(this ISemanticModel semanticModel, CommonSyntaxToken token)
{
return(semanticModel.GetSemanticInfoInParent(token.Parent));
}
private void AddToken(TreeViewItem parentItem, CommonSyntaxToken token)
{
var kind = token.GetKind(SourceLanguage);
var tag = new SyntaxTag()
{
SyntaxToken = token,
Category = SyntaxCategory.SyntaxToken,
Span = token.Span,
FullSpan = token.FullSpan,
Kind = kind,
ParentItem = parentItem
};
var item = new TreeViewItem()
{
Tag = tag,
IsExpanded = false,
Foreground = Brushes.LightGreen,
//Background = token.ContainsDiagnostics ? Brushes.Pink : Brushes.White,
Header = tag.Kind + " " + token.Span.ToString()
};
if (SyntaxTree != null && token.ContainsDiagnostics)
{
item.ToolTip = string.Empty;
foreach (var diagnostic in SyntaxTree.GetDiagnostics(token))
{
item.ToolTip += diagnostic.ToString(null) + "\n";
}
item.ToolTip = item.ToolTip.ToString().Trim();
}
item.Selected += new RoutedEventHandler((sender, e) =>
{
isNavigatingFromTreeToSource = true;
//typeTextLabel.Visibility = Visibility.Visible;
//kindTextLabel.Visibility = Visibility.Visible;
//kindValueLabel.Content = kind;
try
{
propertyGrid.Instance = token;
}
catch { }
item.IsExpanded = true;
if (!isNavigatingFromSourceToTree && SyntaxTokenNavigationToSourceRequested != null)
{
SyntaxTokenNavigationToSourceRequested(token);
}
isNavigatingFromTreeToSource = false;
e.Handled = true;
});
item.Expanded += new RoutedEventHandler((sender, e) =>
{
if (item.Items.Count == 1 && item.Items[0] == null)
{
// Remove placeholder child and populate real children.
item.Items.RemoveAt(0);
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
});
if (parentItem == root)
{
parentItem.Items.Clear();
parentItem.Items.Add(item);
parentItem.IsExpanded = true;
}
else
{
parentItem.Items.Add(item);
}
if (token.HasLeadingTrivia || token.HasTrailingTrivia)
{
if (IsLazy)
{
// Add placeholder child to indicate that real children need to be populated on expansion.
item.Items.Add(null);
}
else
{
// Recursively populate all descendants.
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
}
}
private CommonSyntaxNode GetRootNode(CommonSyntaxToken token)
{
CommonSyntaxNode rootNode = null;
if (token.SyntaxTree != null)
{
rootNode = token.SyntaxTree.GetRoot();
}
else
{
rootNode = GetRootNode(token.Parent);
}
return rootNode;
}
public CommonSyntaxNodeOrToken(CommonSyntaxToken token)
: this()
{
_token = token;
}
public IEnumerable <CodeIssue> GetIssues(IDocument document, CommonSyntaxToken token, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
public IEnumerable<SyntaxClassification> ClassifyToken(IDocument document, CommonSyntaxToken syntax, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
private void AddToken(TreeViewItem parentItem, CommonSyntaxToken token)
{
var kind = token.GetKind(SourceLanguage);
var tag = new SyntaxTag()
{
SyntaxToken = token,
IsSyntaxNode = false,
IsSyntaxToken = true,
IsSyntaxTrivia = false,
Span = token.Span,
FullSpan = token.FullSpan,
Kind = kind,
ParentItem = parentItem
};
var item = new TreeViewItem()
{
Tag = tag,
IsExpanded = true,
Foreground = Brushes.DarkGreen,
Background = token.HasDiagnostics ? Brushes.Pink : Brushes.White,
Header = tag.Kind + " " + token.Span.ToString()
};
if (token.HasDiagnostics)
{
item.ToolTip = string.Empty;
foreach (var diagnostic in SyntaxTree.GetDiagnostics(token))
{
item.ToolTip += diagnostic.ToString(null) + "\n";
}
item.ToolTip = item.ToolTip.ToString().Trim();
}
item.Selected += new RoutedEventHandler((sender, e) =>
{
if (!e.Handled)
{
isNavigatingFromTreeToSource = true;
typeTextLabel.Visibility = Visibility.Visible;
kindTextLabel.Visibility = Visibility.Visible;
typeValueLabel.Content = token.GetType().Name;
kindValueLabel.Content = kind;
propertyGrid.SelectedObject = token;
// If IsLazy is true then populate only child items.
if (IsLazy && item.Items.Count == 0)
{
if (token.HasLeadingTrivia)
{
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
}
if (token.HasTrailingTrivia)
{
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
}
item.IsExpanded = true;
if (!isNavigatingFromSourceToTree && SyntaxTokenNavigationToSourceRequested != null)
{
SyntaxTokenNavigationToSourceRequested(token);
}
isNavigatingFromTreeToSource = false;
e.Handled = true;
}
});
if (parentItem == null)
{
treeView.Items.Clear();
treeView.Items.Add(item);
}
else
{
parentItem.Items.Add(item);
}
// If IsLazy is false then recursively populate all descendent items.
if (!IsLazy)
{
if (token.HasLeadingTrivia)
{
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
}
if (token.HasTrailingTrivia)
{
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
}
}
public IEnumerable<Microsoft.CodeAnalysis.CodeActions.CodeIssue> GetIssues(Microsoft.CodeAnalysis.Document document, CommonSyntaxToken syntax, CancellationToken cancellationToken) {
throw new NotImplementedException();
}
/// <summary>
/// Gets the semantic information for a syntax node as seen from the perspective of the
/// node's parent.
/// </summary>
/// <param name="semanticModel">The SemanticModel object to get semantic information
/// from.</param>
/// <param name="token">The token to get semantic information from. This must be part of the syntax tree
/// associated with the binding.</param>
/// <remarks>
/// This method allows observing the result of implicit conversions that do not have syntax node's directly
/// associated with them. For example, consider the following code:
/// <code>
/// void f(long x);
/// int i = 17;
/// f(i);
/// </code>
/// A call to GetSemanticInfo on the syntax node for "i" in "f(i)" would have a Type of "int". A call to
/// GetSemanticInfoInParent on the same syntax node would have a Type of "long", since there is an implicit
/// conversion from int to long as part of the function call to f.
/// </remarks>
public static ISemanticInfo GetSemanticInfoInParent(this ISemanticModel semanticModel, CommonSyntaxToken token)
{
return semanticModel.GetSemanticInfoInParent(token.Parent);
}
public IEnumerable<CodeIssue> GetIssues(IDocument document, CommonSyntaxToken token, CancellationToken cancellationToken)
{
yield break;
}
CommonSyntaxToken ISyntaxAnnotation.AddAnnotationTo(CommonSyntaxToken token)
{
return(this.AddAnnotationTo((SyntaxToken)token));
}
public IEnumerable <CodeIssue> GetIssues(IDocument document, CommonSyntaxToken token, CancellationToken cancellationToken)
{
yield break;
}
private void AddToken(TreeViewItem parentItem, CommonSyntaxToken token)
{
var kind = token.GetKind(SourceLanguage);
var tag = new SyntaxTag()
{
SyntaxToken = token,
IsSyntaxNode = false,
IsSyntaxToken = true,
IsSyntaxTrivia = false,
Span = token.Span,
FullSpan = token.FullSpan,
Kind = kind,
ParentItem = parentItem
};
var item = new TreeViewItem()
{
Tag = tag,
IsExpanded = true,
Foreground = Brushes.DarkGreen,
Background = token.HasDiagnostics ? Brushes.Pink : Brushes.White,
Header = tag.Kind + " " + token.Span.ToString()
};
if (token.HasDiagnostics)
{
item.ToolTip = string.Empty;
foreach (var diagnostic in SyntaxTree.GetDiagnostics(token))
{
item.ToolTip += diagnostic.ToString(null) + "\n";
}
item.ToolTip = item.ToolTip.ToString().Trim();
}
item.Selected += new RoutedEventHandler((sender, e) =>
{
if (!e.Handled)
{
isNavigatingFromTreeToSource = true;
typeTextLabel.Visibility = Visibility.Visible;
kindTextLabel.Visibility = Visibility.Visible;
typeValueLabel.Content = token.GetType().Name;
kindValueLabel.Content = kind;
propertyGrid.SelectedObject = token;
// If IsLazy is true then populate only child items.
if (IsLazy && item.Items.Count == 0)
{
if (token.HasLeadingTrivia)
{
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
}
if (token.HasTrailingTrivia)
{
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
}
item.IsExpanded = true;
if (!isNavigatingFromSourceToTree && SyntaxTokenNavigationToSourceRequested != null)
{
SyntaxTokenNavigationToSourceRequested(token);
}
isNavigatingFromTreeToSource = false;
e.Handled = true;
}
});
if (parentItem == null)
{
treeView.Items.Clear();
treeView.Items.Add(item);
}
else
{
parentItem.Items.Add(item);
}
// If IsLazy is false then recursively populate all descendent items.
if (!IsLazy)
{
if (token.HasLeadingTrivia)
{
foreach (var trivia in token.LeadingTrivia)
{
AddTrivia(item, trivia, true);
}
}
if (token.HasTrailingTrivia)
{
foreach (var trivia in token.TrailingTrivia)
{
AddTrivia(item, trivia, false);
}
}
}
}
public IEnumerable <SyntaxClassification> ClassifyToken(IDocument document, CommonSyntaxToken syntax, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
internal SyntaxTransporter(CommonSyntaxToken token)
{
try
{
var t = (CSharp.SyntaxToken)token;
SourceLanguage = LanguageNames.CSharp;
}
catch
{
var t = (VisualBasic.SyntaxToken)token;
SourceLanguage = LanguageNames.VisualBasic;
}
SyntaxStream = new MemoryStream();
var rootNode = GetRootNode(token);
if (rootNode != null)
{
if (SourceLanguage == LanguageNames.CSharp)
{
var csharpRootNode = (CSharp.SyntaxNode)rootNode;
csharpRootNode.SerializeTo(SyntaxStream);
}
else
{
var vbRootNode = (VisualBasic.SyntaxNode)rootNode;
vbRootNode.SerializeTo(SyntaxStream);
}
}
ItemSpan = token.Span;
ItemKind = token.GetKind(SourceLanguage);
ItemCategory = SyntaxCategory.SyntaxToken;
}
public IEnumerable<CodeIssue> GetIssues(IDocument document, CommonSyntaxToken token, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}
public IEnumerable <Microsoft.CodeAnalysis.CodeActions.CodeIssue> GetIssues(Microsoft.CodeAnalysis.Document document, CommonSyntaxToken syntax, CancellationToken cancellationToken)
{
throw new NotImplementedException();
}