public static async Task <Solution> RenameSymbolAsync(Solution solution, ISymbol symbol, string newName, OptionSet optionSet, CancellationToken cancellationToken = default(CancellationToken))
{
if (solution == null)
{
throw new ArgumentNullException(nameof(solution));
}
if (symbol == null)
{
throw new ArgumentNullException(nameof(symbol));
}
if (string.IsNullOrEmpty(newName))
{
throw new ArgumentException("newName");
}
cancellationToken.ThrowIfCancellationRequested();
optionSet = optionSet ?? solution.Workspace.Options;
var renameLocationSet = await RenameLocationSet.FindAsync(symbol, solution, optionSet, cancellationToken).ConfigureAwait(false);
var conflictResolution = await ConflictEngine.ConflictResolver.ResolveConflictsAsync(renameLocationSet, symbol.Name, newName, optionSet, cancellationToken).ConfigureAwait(false);
return(conflictResolution.NewSolution);
}
/// <summary>
/// Find the locations that need to be renamed.
/// </summary>
public static async Task <RenameLocationSet> FindAsync(ISymbol symbol, Solution solution, OptionSet optionSet, CancellationToken cancellationToken)
{
Contract.ThrowIfNull(symbol);
using (Logger.LogBlock(FunctionId.Rename_AllRenameLocations, cancellationToken))
{
symbol = await ReferenceProcessing.FindDefinitionSymbolAsync(symbol, solution, cancellationToken).ConfigureAwait(false);
var originalSymbolResult = await AddLocationsReferenceSymbolsAsync(symbol, solution, cancellationToken).ConfigureAwait(false);
var intermediateResult = new RenameLocationSet(symbol, solution, optionSet, originalSymbolResult, overloadsResult: null, stringsResult: null, commentsResult: null);
return(await intermediateResult.FindWithUpdatedOptionsAsync(optionSet, cancellationToken).ConfigureAwait(false));
}
}
public InlineRenameLocationSet(SymbolInlineRenameInfo renameInfo, RenameLocationSet renameLocationSet)
{
_renameInfo = renameInfo;
_renameLocationSet = renameLocationSet;
this.Locations = renameLocationSet.Locations.Where(l => !l.IsCandidateLocation || l.IsMethodGroupReference).Select(ConvertLocation).ToList();
}
/// <summary>
/// Find the locations that need to be renamed.
/// </summary>
public static async Task<RenameLocationSet> FindAsync(ISymbol symbol, Solution solution, OptionSet optionSet, CancellationToken cancellationToken)
{
Contract.ThrowIfNull(symbol);
using (Logger.LogBlock(FunctionId.Rename_AllRenameLocations, cancellationToken))
{
symbol = await ReferenceProcessing.FindDefinitionSymbolAsync(symbol, solution, cancellationToken).ConfigureAwait(false);
var originalSymbolResult = await AddLocationsReferenceSymbolsAsync(symbol, solution, cancellationToken).ConfigureAwait(false);
var intermediateResult = new RenameLocationSet(symbol, solution, optionSet, originalSymbolResult, overloadsResult: null, stringsResult: null, commentsResult: null);
return await intermediateResult.FindWithUpdatedOptionsAsync(optionSet, cancellationToken).ConfigureAwait(false);
}
}
private async Task<Result> EncapsulateFieldAsync(IFieldSymbol field, Document document, bool updateReferences, CancellationToken cancellationToken)
{
var originalField = field;
var finalNames = GeneratePropertyAndFieldNames(field);
var finalFieldName = finalNames.Item1;
var generatedPropertyName = finalNames.Item2;
// Annotate the field declarations so we can find it after rename.
var fieldDeclaration = field.DeclaringSyntaxReferences.First();
var declarationAnnotation = new SyntaxAnnotation();
document = document.WithSyntaxRoot(fieldDeclaration.SyntaxTree.GetRoot(cancellationToken).ReplaceNode(fieldDeclaration.GetSyntax(cancellationToken),
fieldDeclaration.GetSyntax(cancellationToken).WithAdditionalAnnotations(declarationAnnotation)));
var solution = document.Project.Solution;
foreach (var linkedDocumentId in document.GetLinkedDocumentIds())
{
var linkedDocument = solution.GetDocument(linkedDocumentId);
var linkedRoot = await linkedDocument.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var linkedFieldNode = linkedRoot.FindNode(fieldDeclaration.Span);
if (linkedFieldNode.Span != fieldDeclaration.Span)
{
continue;
}
var updatedRoot = linkedRoot.ReplaceNode(linkedFieldNode, linkedFieldNode.WithAdditionalAnnotations(declarationAnnotation));
solution = solution.WithDocumentSyntaxRoot(linkedDocumentId, updatedRoot);
}
document = solution.GetDocument(document.Id);
// Resolve the annotated symbol and prepare for rename.
var semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
var compilation = semanticModel.Compilation;
field = field.GetSymbolKey().Resolve(compilation, cancellationToken: cancellationToken).Symbol as IFieldSymbol;
Solution solutionNeedingProperty = null;
// We couldn't resolve field after annotating its declaration. Bail
if (field == null)
{
return null;
}
if (updateReferences)
{
var locationsToIgnore = SpecializedCollections.EmptySet<TextSpan>();
var optionSet = document.Project.Solution.Workspace.Options;
if (field.IsReadOnly)
{
var locationSet = await RenameLocationSet.FindAsync(field, document.Project.Solution, optionSet, cancellationToken).ConfigureAwait(false);
var constructorSyntaxes = GetConstructorNodes(field.ContainingType);
var locations = locationSet.Locations.Where(l => constructorSyntaxes.Any(c => c.Span.IntersectsWith(l.Location.SourceSpan)));
if (locations.Any())
{
locationsToIgnore = locations.Select(l => l.Location.SourceSpan).ToSet();
locationSet = new RenameLocationSet(locations.ToSet(), field, document.Project.Solution, locationSet.ReferencedSymbols, locationSet.ImplicitLocations);
var resolution = await ConflictResolver.ResolveConflictsAsync(locationSet, field.Name, finalFieldName, optionSet, cancellationToken).ConfigureAwait(false);
document = resolution.NewSolution.GetDocument(document.Id);
semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
compilation = semanticModel.Compilation;
field = field.GetSymbolKey().Resolve(compilation, cancellationToken: cancellationToken).Symbol as IFieldSymbol;
}
}
var renameLocationSet = await RenameLocationSet.FindAsync(field, document.Project.Solution, optionSet, cancellationToken).ConfigureAwait(false);
renameLocationSet = new RenameLocationSet(renameLocationSet.Locations.Where(l => !locationsToIgnore.Contains(l.Location.SourceSpan)).ToSet(),
renameLocationSet.Symbol, renameLocationSet.Solution, renameLocationSet.ReferencedSymbols, renameLocationSet.ImplicitLocations);
if (renameLocationSet.Locations.Any() || renameLocationSet.ImplicitLocations.Any())
{
var conflictResolution = await ConflictResolver.ResolveConflictsAsync(renameLocationSet, field.Name, generatedPropertyName, optionSet, cancellationToken).ConfigureAwait(false);
if (!conflictResolution.ReplacementTextValid)
{
return null;
}
solutionNeedingProperty = conflictResolution.NewSolution;
document = solutionNeedingProperty.GetDocument(document.Id);
}
}
else
{
solutionNeedingProperty = document.Project.Solution;
document = solutionNeedingProperty.GetDocument(document.Id);
}
var markFieldPrivate = field.DeclaredAccessibility != Accessibility.Private;
var rewrittenFieldDeclaration = await RewriteFieldNameAndAccessibility(finalFieldName, markFieldPrivate, document, declarationAnnotation, cancellationToken).ConfigureAwait(false);
document = await Formatter.FormatAsync(document.WithSyntaxRoot(rewrittenFieldDeclaration), Formatter.Annotation, cancellationToken: cancellationToken).ConfigureAwait(false);
solution = document.Project.Solution;
foreach (var linkedDocumentId in document.GetLinkedDocumentIds())
{
var linkedDocument = solution.GetDocument(linkedDocumentId);
var updatedLinkedRoot = await RewriteFieldNameAndAccessibility(finalFieldName, markFieldPrivate, linkedDocument, declarationAnnotation, cancellationToken).ConfigureAwait(false);
var updatedLinkedDocument = await Formatter.FormatAsync(linkedDocument.WithSyntaxRoot(updatedLinkedRoot), Formatter.Annotation, cancellationToken: cancellationToken).ConfigureAwait(false);
solution = updatedLinkedDocument.Project.Solution;
}
document = solution.GetDocument(document.Id);
semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
compilation = semanticModel.Compilation;
var newRoot = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var newDeclaration = newRoot.GetAnnotatedNodes<SyntaxNode>(declarationAnnotation).First();
field = semanticModel.GetDeclaredSymbol(newDeclaration, cancellationToken) as IFieldSymbol;
var generatedProperty = GenerateProperty(generatedPropertyName, finalFieldName, originalField.DeclaredAccessibility, originalField, field.ContainingType, new SyntaxAnnotation(), document, cancellationToken);
var codeGenerationService = document.GetLanguageService<ICodeGenerationService>();
var solutionWithProperty = await AddPropertyAsync(document, document.Project.Solution, field, generatedProperty, cancellationToken).ConfigureAwait(false);
return new Result(solutionWithProperty, originalField.ToDisplayString(), originalField.GetGlyph());
}