public SyntaxNode ConvertToSingleLine(SyntaxNode node)
{
return(node.ConvertToSingleLine());
}
/// <summary>
/// Gets the DisplayName for the given node.
/// </summary>
public string GetDisplayName(SemanticModel semanticModel, SyntaxNode node)
{
if (node == null)
{
return(FeaturesResources.paren_Unknown_paren);
}
if (CSharpSyntaxFactsService.Instance.IsGlobalAttribute(node))
{
return("assembly: " + node.ConvertToSingleLine());
}
// Don't discriminate between getters and setters for indexers
if (node.Parent.IsKind(SyntaxKind.AccessorList) &&
node.Parent.Parent.IsKind(SyntaxKind.IndexerDeclaration))
{
return(GetDisplayName(semanticModel, node.Parent.Parent));
}
switch (node.Kind())
{
case SyntaxKind.ConstructorDeclaration:
{
// The constructor's name will be the name of the class, not ctor like we want
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var openParenIndex = displayName.IndexOf('(');
var lastDotBeforeOpenParenIndex = displayName.LastIndexOf('.', openParenIndex, openParenIndex);
var constructorName = symbol.IsStatic ? "cctor" : "ctor";
return(displayName.Substring(0, lastDotBeforeOpenParenIndex + 1) +
constructorName +
displayName.Substring(openParenIndex));
}
case SyntaxKind.IndexerDeclaration:
{
// The name will be "namespace.class.this[type] - we want "namespace.class[type] Indexer"
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var openBracketIndex = displayName.IndexOf('[');
var lastDotBeforeOpenBracketIndex = displayName.LastIndexOf('.', openBracketIndex, openBracketIndex);
return(displayName.Substring(0, lastDotBeforeOpenBracketIndex) +
displayName.Substring(openBracketIndex) +
" Indexer");
}
case SyntaxKind.OperatorDeclaration:
{
// The name will be "namespace.class.operator +(type)" - we want namespace.class.+(type) Operator
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var spaceIndex = displayName.IndexOf(' ');
var lastDotBeforeSpaceIndex = displayName.LastIndexOf('.', spaceIndex, spaceIndex);
return(displayName.Substring(0, lastDotBeforeSpaceIndex + 1) +
displayName.Substring(spaceIndex + 1) +
" Operator");
}
case SyntaxKind.ConversionOperatorDeclaration:
{
// The name will be "namespace.class.operator +(type)" - we want namespace.class.+(type) Operator
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var firstSpaceIndex = displayName.IndexOf(' ');
var secondSpaceIndex = displayName.IndexOf(' ', firstSpaceIndex + 1);
var lastDotBeforeSpaceIndex = displayName.LastIndexOf('.', firstSpaceIndex, firstSpaceIndex);
return(displayName.Substring(0, lastDotBeforeSpaceIndex + 1) +
displayName.Substring(secondSpaceIndex + 1) +
" Operator");
}
case SyntaxKind.UsingDirective:
{
// We want to see usings formatted as simply "Using", prefaced by the namespace they are in
var enclosingScopeString = GetEnclosingScopeString(node, semanticModel, Format);
return(string.IsNullOrEmpty(enclosingScopeString) ? "Using" : enclosingScopeString + " Using");
}
case SyntaxKind.ExternAliasDirective:
{
// We want to see aliases formatted as "Alias", prefaced by their enclosing scope, if any
var enclosingScopeString = GetEnclosingScopeString(node, semanticModel, Format);
return(string.IsNullOrEmpty(enclosingScopeString) ? "Alias" : enclosingScopeString + " Alias");
}
default:
{
var symbol = semanticModel.GetDeclaredSymbol(node);
return(symbol != null?symbol.ToDisplayString(Format) : FeaturesResources.paren_Unknown_paren);
}
}
}
public SyntaxNode ConvertToSingleLine(SyntaxNode node)
{
return node.ConvertToSingleLine();
}
public SyntaxNode ConvertToSingleLine(SyntaxNode node, bool useElasticTrivia = false)
{
return node.ConvertToSingleLine(useElasticTrivia);
}
/// <summary>
/// Gets the DisplayName for the given node.
/// </summary>
public string GetDisplayName(SemanticModel semanticModel, SyntaxNode node)
{
if (node == null)
{
return FeaturesResources.paren_Unknown_paren;
}
if (CSharpSyntaxFactsService.Instance.IsGlobalAttribute(node))
{
return "assembly: " + node.ConvertToSingleLine();
}
// Don't discriminate between getters and setters for indexers
if (node.Parent.IsKind(SyntaxKind.AccessorList) &&
node.Parent.Parent.IsKind(SyntaxKind.IndexerDeclaration))
{
return GetDisplayName(semanticModel, node.Parent.Parent);
}
switch (node.Kind())
{
case SyntaxKind.ConstructorDeclaration:
{
// The constructor's name will be the name of the class, not ctor like we want
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var openParenIndex = displayName.IndexOf('(');
var lastDotBeforeOpenParenIndex = displayName.LastIndexOf('.', openParenIndex, openParenIndex);
var constructorName = symbol.IsStatic ? "cctor" : "ctor";
return displayName.Substring(0, lastDotBeforeOpenParenIndex + 1) +
constructorName +
displayName.Substring(openParenIndex);
}
case SyntaxKind.IndexerDeclaration:
{
// The name will be "namespace.class.this[type] - we want "namespace.class[type] Indexer"
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var openBracketIndex = displayName.IndexOf('[');
var lastDotBeforeOpenBracketIndex = displayName.LastIndexOf('.', openBracketIndex, openBracketIndex);
return displayName.Substring(0, lastDotBeforeOpenBracketIndex) +
displayName.Substring(openBracketIndex) +
" Indexer";
}
case SyntaxKind.OperatorDeclaration:
{
// The name will be "namespace.class.operator +(type)" - we want namespace.class.+(type) Operator
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var spaceIndex = displayName.IndexOf(' ');
var lastDotBeforeSpaceIndex = displayName.LastIndexOf('.', spaceIndex, spaceIndex);
return displayName.Substring(0, lastDotBeforeSpaceIndex + 1) +
displayName.Substring(spaceIndex + 1) +
" Operator";
}
case SyntaxKind.ConversionOperatorDeclaration:
{
// The name will be "namespace.class.operator +(type)" - we want namespace.class.+(type) Operator
var symbol = semanticModel.GetDeclaredSymbol(node);
var displayName = symbol.ToDisplayString(Format);
var firstSpaceIndex = displayName.IndexOf(' ');
var secondSpaceIndex = displayName.IndexOf(' ', firstSpaceIndex + 1);
var lastDotBeforeSpaceIndex = displayName.LastIndexOf('.', firstSpaceIndex, firstSpaceIndex);
return displayName.Substring(0, lastDotBeforeSpaceIndex + 1) +
displayName.Substring(secondSpaceIndex + 1) +
" Operator";
}
case SyntaxKind.UsingDirective:
{
// We want to see usings formatted as simply "Using", prefaced by the namespace they are in
var enclosingScopeString = GetEnclosingScopeString(node, semanticModel, Format);
return string.IsNullOrEmpty(enclosingScopeString) ? "Using" : enclosingScopeString + " Using";
}
case SyntaxKind.ExternAliasDirective:
{
// We want to see aliases formatted as "Alias", prefaced by their enclosing scope, if any
var enclosingScopeString = GetEnclosingScopeString(node, semanticModel, Format);
return string.IsNullOrEmpty(enclosingScopeString) ? "Alias" : enclosingScopeString + " Alias";
}
default:
{
var symbol = semanticModel.GetDeclaredSymbol(node);
return symbol != null ? symbol.ToDisplayString(Format) : FeaturesResources.paren_Unknown_paren;
}
}
}
