/// <summary>
/// This method solves all problems that are caused if the designer generates
/// code that is not supported in a previous version of .NET. (3.5 and below)
/// Currently it fixes:
/// - remove calls to ISupportInitialize.BeginInit/EndInit, if the interface is not implemented by the type in the target framework.
/// </summary>
/// <remarks>When adding new workarounds make sure that the code does not remove too much code!</remarks>
void RemoveUnsupportedCode(CodeTypeDeclaration codeClass, CodeMemberMethod initializeComponent)
{
if (compilation.GetProject() is MSBuildBasedProject)
{
MSBuildBasedProject p = (MSBuildBasedProject)compilation.GetProject();
string v = (p.GetEvaluatedProperty("TargetFrameworkVersion") ?? "").Trim('v');
Version version;
if (!Version.TryParse(v, out version) || version.Major >= 4)
{
return;
}
}
List <CodeStatement> stmtsToRemove = new List <CodeStatement>();
var iSupportInitializeInterface = compilation.FindType(typeof(ISupportInitialize)).GetDefinition();
if (iSupportInitializeInterface == null)
{
return;
}
foreach (var stmt in initializeComponent.Statements.OfType <CodeExpressionStatement>().Where(ces => ces.Expression is CodeMethodInvokeExpression))
{
CodeMethodInvokeExpression invocation = (CodeMethodInvokeExpression)stmt.Expression;
CodeCastExpression expr = invocation.Method.TargetObject as CodeCastExpression;
if (expr != null)
{
if (expr.TargetType.BaseType != "System.ComponentModel.ISupportInitialize")
{
continue;
}
var fieldType = GetTypeOfControl(expr.Expression, initializeComponent, codeClass).GetDefinition();
if (fieldType == null)
{
continue;
}
if (!fieldType.IsDerivedFrom(iSupportInitializeInterface))
{
stmtsToRemove.Add(stmt);
}
}
}
foreach (var stmt in stmtsToRemove)
{
initializeComponent.Statements.Remove(stmt);
}
}
public Task <ResolveResult> ResolveAsync(FileName fileName, TextLocation location, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null || location.IsEmpty)
{
return(Task.FromResult <ResolveResult>(ErrorResolveResult.UnknownError));
}
IProject project = compilation != null?compilation.GetProject() : null;
return(entry.ParseAsync(fileContent, project, cancellationToken).ContinueWith(
delegate(Task <ParseInformation> parseInfoTask) {
var parseInfo = parseInfoTask.Result;
if (parseInfo == null)
{
return ErrorResolveResult.UnknownError;
}
if (compilation == null)
{
compilation = GetCompilationForFile(fileName);
}
ResolveResult rr = entry.parser.Resolve(parseInfo, location, compilation, cancellationToken);
LoggingService.Debug("Resolved " + location + " to " + rr);
return rr ?? ErrorResolveResult.UnknownError;
}, cancellationToken));
}
public ResolveResult ResolveSnippet(FileName fileName, TextLocation fileLocation, string codeSnippet, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
{
return(ErrorResolveResult.UnknownError);
}
IProject project = compilation != null?compilation.GetProject() : null;
var parseInfo = entry.Parse(fileContent, project, cancellationToken);
if (parseInfo == null)
{
return(ErrorResolveResult.UnknownError);
}
if (compilation == null)
{
compilation = GetCompilationForFile(fileName);
}
ResolveResult rr = entry.parser.ResolveSnippet(parseInfo, fileLocation, codeSnippet, compilation, cancellationToken);
LoggingService.Debug("Resolved " + fileLocation + " to " + rr);
return(rr ?? ErrorResolveResult.UnknownError);
}
public ICodeContext ResolveContext(FileName fileName, TextLocation location, ITextSource fileContent = null, ICompilation compilation = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (compilation == null)
{
compilation = GetCompilationForFile(fileName);
}
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
{
return(new UnknownCodeContext(compilation));
}
IProject project = compilation != null?compilation.GetProject() : null;
var parseInfo = entry.Parse(fileContent, project, cancellationToken);
if (parseInfo == null)
{
return(new UnknownCodeContext(compilation));
}
var context = entry.parser.ResolveContext(parseInfo, location, compilation, cancellationToken);
if (context == null)
{
return(new UnknownCodeContext(compilation, parseInfo.UnresolvedFile, location));
}
return(context);
}
public override async void Execute(EditorRefactoringContext context)
{
SyntaxTree st = await context.GetSyntaxTreeAsync().ConfigureAwait(false);
ICompilation compilation = await context.GetCompilationAsync().ConfigureAwait(false);
CSharpFullParseInformation info = await context.GetParseInformationAsync().ConfigureAwait(false) as CSharpFullParseInformation;
EntityDeclaration node = (EntityDeclaration)st.GetNodeAt(context.CaretLocation, n => n is TypeDeclaration || n is DelegateDeclaration);
IDocument document = context.Editor.Document;
FileName newFileName = FileName.Create(Path.Combine(Path.GetDirectoryName(context.FileName), MakeValidFileName(node.Name)));
string header = CopyFileHeader(document, info);
string footer = CopyFileEnd(document, info);
AstNode newNode = node.Clone();
foreach (var ns in node.Ancestors.OfType <NamespaceDeclaration>())
{
var newNS = new NamespaceDeclaration(ns.Name);
newNS.Members.AddRange(ns.Children.Where(ch => ch is UsingDeclaration ||
ch is UsingAliasDeclaration ||
ch is ExternAliasDeclaration).Select(usingDecl => usingDecl.Clone()));
newNS.AddMember(newNode);
newNode = newNS;
}
var topLevelUsings = st.Children.Where(ch => ch is UsingDeclaration ||
ch is UsingAliasDeclaration ||
ch is ExternAliasDeclaration);
StringBuilder newCode = new StringBuilder(header);
CSharpOutputVisitor visitor = new CSharpOutputVisitor(new StringWriter(newCode), FormattingOptionsFactory.CreateSharpDevelop());
foreach (var topLevelUsing in topLevelUsings)
{
topLevelUsing.AcceptVisitor(visitor);
}
newNode.AcceptVisitor(visitor);
newCode.AppendLine(footer);
IViewContent viewContent = FileService.NewFile(newFileName, newCode.ToString());
viewContent.PrimaryFile.SaveToDisk(newFileName);
// now that the code is saved in the other file, remove it from the original document
RemoveExtractedNode(context, node);
IProject project = (IProject)compilation.GetProject();
if (project != null)
{
FileProjectItem projectItem = new FileProjectItem(project, ItemType.Compile);
projectItem.FileName = newFileName;
ProjectService.AddProjectItem(project, projectItem);
FileService.FireFileCreated(newFileName, false);
project.Save();
ProjectBrowserPad.RefreshViewAsync();
}
}
/// <summary>
/// Gets the ambience for the specified compilation.
/// Never returns null.
/// </summary>
public static IAmbience GetAmbience(this ICompilation compilation)
{
IProject p = compilation.GetProject();
if (p != null)
{
return(p.GetAmbience());
}
else
{
return(AmbienceService.GetCurrentAmbience());
}
}
public async Task FindLocalReferencesAsync(FileName fileName, IVariable variable, Action <SearchResultMatch> callback, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
{
return;
}
if (fileContent == null)
{
fileContent = entry.parser.GetFileContent(fileName);
}
if (compilation == null)
{
compilation = GetCompilationForFile(fileName);
}
var parseInfo = await entry.ParseAsync(fileContent, compilation.GetProject(), cancellationToken).ConfigureAwait(false);
await Task.Run(
() => entry.parser.FindLocalReferences(parseInfo, fileContent, variable, compilation, callback, cancellationToken)
);
}
public override void Execute(EditorRefactoringContext context)
{
AlFullParseInformation parseInformation = context.GetParseInformation() as AlFullParseInformation;
if (parseInformation != null)
{
SyntaxTree st = parseInformation.SyntaxTree;
Identifier identifier = (Identifier)st.GetNodeAt(context.CaretLocation, node => node.Role == Roles.Identifier);
if (identifier == null)
{
return;
}
ICompilation compilation = context.GetCompilation();
IProject project = compilation.GetProject();
RenameFile(project, context.FileName, Path.Combine(Path.GetDirectoryName(context.FileName), MakeValidFileName(identifier.Name)));
if (project != null)
{
project.Save();
}
}
}
public async Task FindLocalReferencesAsync(FileName fileName, IVariable variable, Action<SearchResultMatch> callback, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
return;
if (fileContent == null)
fileContent = entry.parser.GetFileContent(fileName);
if (compilation == null)
compilation = GetCompilationForFile(fileName);
var parseInfo = await entry.ParseAsync(fileContent, compilation.GetProject(), cancellationToken).ConfigureAwait(false);
await Task.Run(
() => entry.parser.FindLocalReferences(parseInfo, fileContent, variable, compilation, callback, cancellationToken)
);
}
public Task<ResolveResult> ResolveAsync(FileName fileName, TextLocation location, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
return Task.FromResult<ResolveResult>(ErrorResolveResult.UnknownError);
IProject project = compilation != null ? compilation.GetProject() : null;
return entry.ParseAsync(fileContent, project, cancellationToken).ContinueWith(
delegate (Task<ParseInformation> parseInfoTask) {
var parseInfo = parseInfoTask.Result;
if (parseInfo == null)
return ErrorResolveResult.UnknownError;
if (compilation == null)
compilation = GetCompilationForFile(fileName);
ResolveResult rr = entry.parser.Resolve(parseInfo, location, compilation, cancellationToken);
LoggingService.Debug("Resolved " + location + " to " + rr);
return rr ?? ErrorResolveResult.UnknownError;
}, cancellationToken);
}
public ResolveResult ResolveSnippet(FileName fileName, TextLocation fileLocation, string codeSnippet, ITextSource fileContent, ICompilation compilation, CancellationToken cancellationToken)
{
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
return ErrorResolveResult.UnknownError;
IProject project = compilation != null ? compilation.GetProject() : null;
var parseInfo = entry.Parse(fileContent, project, cancellationToken);
if (parseInfo == null)
return ErrorResolveResult.UnknownError;
if (compilation == null)
compilation = GetCompilationForFile(fileName);
ResolveResult rr = entry.parser.ResolveSnippet(parseInfo, fileLocation, codeSnippet, compilation, cancellationToken);
LoggingService.Debug("Resolved " + fileLocation + " to " + rr);
return rr ?? ErrorResolveResult.UnknownError;
}
public ICodeContext ResolveContext(FileName fileName, TextLocation location, ITextSource fileContent = null, ICompilation compilation = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (compilation == null)
compilation = GetCompilationForFile(fileName);
var entry = GetFileEntry(fileName, true);
if (entry.parser == null)
return new UnknownCodeContext(compilation);
IProject project = compilation != null ? compilation.GetProject() : null;
var parseInfo = entry.Parse(fileContent, project, cancellationToken);
if (parseInfo == null)
return new UnknownCodeContext(compilation);
var context = entry.parser.ResolveContext(parseInfo, location, compilation, cancellationToken);
if (context == null)
return new UnknownCodeContext(compilation, parseInfo.UnresolvedFile, location);
return context;
}