public Task RenameAsync(SymbolRenameArgs args, Action <PatchedFile> callback, Action <Error> errorCallback)
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
var cancellationToken = args.ProgressMonitor.CancellationToken;
return(Task.Run(
() => {
bool isNameValid = Mono.CSharp.Tokenizer.IsValidIdentifier(args.NewName);
for (int i = 0; i < searchScopes.Count; i++)
{
IFindReferenceSearchScope searchScope = searchScopes[i];
object progressLock = new object();
Parallel.ForEach(
interestingFileNames[i],
new ParallelOptions {
MaxDegreeOfParallelism = Environment.ProcessorCount,
CancellationToken = cancellationToken
},
delegate(string fileName) {
RenameReferencesInFile(args, searchScope, FileName.Create(fileName), callback, errorCallback, isNameValid, cancellationToken);
lock (progressLock)
args.ProgressMonitor.Progress += workAmountInverse;
});
}
}, cancellationToken
));
}
public Task RenameAsync(SymbolRenameArgs args, Action <PatchedFile> callback, Action <Error> errorCallback)
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
var cancellationToken = args.ProgressMonitor.CancellationToken;
return(Task.Run(
() => {
bool isNameValid = XmlReader.IsNameToken(args.NewName);
object progressLock = new object();
Parallel.ForEach(
interestingFileNames,
new ParallelOptions {
MaxDegreeOfParallelism = Environment.ProcessorCount,
CancellationToken = cancellationToken
},
delegate(FileName fileName) {
RenameReferencesInFile(args, fileName, callback, errorCallback, isNameValid, cancellationToken);
lock (progressLock)
args.ProgressMonitor.Progress += workAmountInverse;
});
}, cancellationToken
));
}
void RenameReferencesInFile(SymbolRenameArgs args, IFindReferenceSearchScope searchScope, FileName fileName, Action <PatchedFile> callback, Action <Error> errorCallback, bool isNameValid, CancellationToken cancellationToken)
{
ITextSource textSource = args.ParseableFileContentFinder.Create(fileName);
if (textSource == null)
{
return;
}
if (searchScope.SearchTerm != null)
{
if (textSource.IndexOf(searchScope.SearchTerm, 0, textSource.TextLength, StringComparison.Ordinal) < 0)
{
return;
}
}
var parseInfo = SD.ParserService.Parse(fileName, textSource) as CSharpFullParseInformation;
if (parseInfo == null)
{
return;
}
ReadOnlyDocument document = null;
IHighlighter highlighter = null;
List <RenameResultMatch> results = new List <RenameResultMatch>();
// Grab the unresolved file matching the compilation version
// (this may differ from the version created by re-parsing the project)
CSharpUnresolvedFile unresolvedFile = null;
IProjectContent pc = compilation.MainAssembly.UnresolvedAssembly as IProjectContent;
if (pc != null)
{
unresolvedFile = pc.GetFile(fileName) as CSharpUnresolvedFile;
}
CSharpAstResolver resolver = new CSharpAstResolver(compilation, parseInfo.SyntaxTree, unresolvedFile);
fr.RenameReferencesInFile(
new[] { searchScope }, args.NewName, resolver,
delegate(RenameCallbackArguments callbackArgs) {
var node = callbackArgs.NodeToReplace;
string newCode = callbackArgs.NewNode.ToString();
if (document == null)
{
document = new ReadOnlyDocument(textSource, fileName);
if (args.ProvideHighlightedLine)
{
highlighter = SD.EditorControlService.CreateHighlighter(document);
highlighter.BeginHighlighting();
}
}
var startLocation = node.StartLocation;
var endLocation = node.EndLocation;
int offset = document.GetOffset(startLocation);
int length = document.GetOffset(endLocation) - offset;
if (args.ProvideHighlightedLine)
{
var builder = SearchResultsPad.CreateInlineBuilder(node.StartLocation, node.EndLocation, document, highlighter);
var defaultTextColor = highlighter != null ? highlighter.DefaultTextColor : null;
results.Add(new RenameResultMatch(fileName, startLocation, endLocation, offset, length, newCode, builder, defaultTextColor));
}
else
{
results.Add(new RenameResultMatch(fileName, startLocation, endLocation, offset, length, newCode));
}
},
errorCallback, cancellationToken);
if (highlighter != null)
{
highlighter.Dispose();
}
if (results.Count > 0)
{
if (!isNameValid)
{
errorCallback(new Error(ErrorType.Error, string.Format("The name '{0}' is not valid in the current context!", args.NewName),
new DomRegion(fileName, results[0].StartLocation)));
return;
}
IDocument changedDocument = new TextDocument(document);
var oldVersion = changedDocument.Version;
foreach (var result in results.OrderByDescending(m => m.StartOffset))
{
changedDocument.Replace(result.StartOffset, result.Length, result.NewCode);
}
callback(new PatchedFile(fileName, results, oldVersion, changedDocument.Version));
}
}
void RenameReferencesInFile(SymbolRenameArgs args, FileName fileName, Action <PatchedFile> callback, Action <Error> errorCallback, bool isNameValid, CancellationToken cancellationToken)
{
ITextSource textSource = args.ParseableFileContentFinder.Create(fileName);
if (textSource == null)
{
return;
}
int offset = textSource.IndexOf(entity.Name, 0, textSource.TextLength, StringComparison.Ordinal);
if (offset < 0)
{
return;
}
var parseInfo = SD.ParserService.Parse(fileName, textSource) as XamlFullParseInformation;
if (parseInfo == null)
{
return;
}
ReadOnlyDocument document = null;
IHighlighter highlighter = null;
List <RenameResultMatch> results = new List <RenameResultMatch>();
XamlAstResolver resolver = new XamlAstResolver(compilation, parseInfo);
string newCode = args.NewName;
do
{
if (document == null)
{
document = new ReadOnlyDocument(textSource, fileName);
highlighter = SD.EditorControlService.CreateHighlighter(document);
highlighter.BeginHighlighting();
}
var result = resolver.ResolveAtLocation(document.GetLocation(offset + entity.Name.Length / 2 + 1), cancellationToken);
int length = entity.Name.Length;
if ((result is TypeResolveResult && ((TypeResolveResult)result).Type.Equals(entity)) || (result is MemberResolveResult && ((MemberResolveResult)result).Member.Equals(entity)))
{
var region = new DomRegion(fileName, document.GetLocation(offset), document.GetLocation(offset + length));
var builder = SearchResultsPad.CreateInlineBuilder(region.Begin, region.End, document, highlighter);
results.Add(new RenameResultMatch(fileName, document.GetLocation(offset), document.GetLocation(offset + length), offset, length, newCode, builder, highlighter.DefaultTextColor));
}
offset = textSource.IndexOf(entity.Name, offset + length, textSource.TextLength - offset - length, StringComparison.OrdinalIgnoreCase);
} while (offset > 0);
if (highlighter != null)
{
highlighter.Dispose();
}
if (results.Count > 0)
{
if (!isNameValid)
{
errorCallback(new Error(ErrorType.Error, string.Format("The name '{0}' is not valid in the current context!", args.NewName),
new DomRegion(fileName, results[0].StartLocation)));
return;
}
IDocument changedDocument = new TextDocument(document);
var oldVersion = changedDocument.Version;
foreach (var result in results.OrderByDescending(m => m.StartOffset))
{
changedDocument.Replace(result.StartOffset, result.Length, result.NewCode);
}
callback(new PatchedFile(fileName, results, oldVersion, changedDocument.Version));
}
}
