public override void CorrectIndenting (PolicyContainer policyParent, IEnumerable<string> mimeTypeChain, TextEditorData data, int line) { DocumentLine lineSegment = data.Document.GetLine (line); if (lineSegment == null) return; try { var policy = policyParent.Get<CSharpFormattingPolicy> (mimeTypeChain); var tracker = new CSharpIndentEngine (data.Document, data.CreateNRefactoryTextEditorOptions (), policy.CreateOptions ()); tracker.Update (lineSegment.Offset); for (int i = lineSegment.Offset; i < lineSegment.Offset + lineSegment.Length; i++) { tracker.Push (data.Document.GetCharAt (i)); } string curIndent = lineSegment.GetIndentation (data.Document); int nlwsp = curIndent.Length; if (!tracker.LineBeganInsideMultiLineComment || (nlwsp < lineSegment.LengthIncludingDelimiter && data.Document.GetCharAt (lineSegment.Offset + nlwsp) == '*')) { // Possibly replace the indent string newIndent = tracker.ThisLineIndent; if (newIndent != curIndent) data.Replace (lineSegment.Offset, nlwsp, newIndent); } } catch (Exception e) { LoggingService.LogError ("Error while indenting", e); } }
public string FormatText (CSharpFormattingPolicy policy, TextStylePolicy textPolicy, string mimeType, string input, int startOffset, int endOffset) { var data = new TextEditorData (); data.Document.SuppressHighlightUpdate = true; data.Document.MimeType = mimeType; data.Document.FileName = "toformat.cs"; if (textPolicy != null) { data.Options.TabsToSpaces = textPolicy.TabsToSpaces; data.Options.TabSize = textPolicy.TabWidth; data.Options.IndentationSize = textPolicy.IndentWidth; data.Options.IndentStyle = textPolicy.RemoveTrailingWhitespace ? IndentStyle.Virtual : IndentStyle.Smart; } data.Text = input; // System.Console.WriteLine ("-----"); // System.Console.WriteLine (data.Text.Replace (" ", ".").Replace ("\t", "->")); // System.Console.WriteLine ("-----"); var parser = new CSharpParser (); var compilationUnit = parser.Parse (data); bool hadErrors = parser.HasErrors; if (hadErrors) { // foreach (var e in parser.ErrorReportPrinter.Errors) // Console.WriteLine (e.Message); return input.Substring (startOffset, Math.Max (0, Math.Min (endOffset, input.Length) - startOffset)); } var originalVersion = data.Document.Version; var textEditorOptions = data.CreateNRefactoryTextEditorOptions (); var formattingVisitor = new ICSharpCode.NRefactory.CSharp.CSharpFormatter ( policy.CreateOptions (), textEditorOptions ) { FormattingMode = FormattingMode.Intrusive }; var changes = formattingVisitor.AnalyzeFormatting (data.Document, compilationUnit); try { changes.ApplyChanges (startOffset, endOffset - startOffset); } catch (Exception e) { LoggingService.LogError ("Error in code formatter", e); return input.Substring (startOffset, Math.Max (0, Math.Min (endOffset, input.Length) - startOffset)); } // check if the formatter has produced errors parser = new CSharpParser (); parser.Parse (data); if (parser.HasErrors) { LoggingService.LogError ("C# formatter produced source code errors. See console for output."); return input.Substring (startOffset, Math.Max (0, Math.Min (endOffset, input.Length) - startOffset)); } var currentVersion = data.Document.Version; string result = data.GetTextBetween (startOffset, originalVersion.MoveOffsetTo (currentVersion, endOffset, ICSharpCode.NRefactory.Editor.AnchorMovementType.Default)); data.Dispose (); return result; }
IStateMachineIndentEngine CreateTracker(TextEditorData data) { var policy = PolicyService.InvariantPolicies.Get <CSharpFormattingPolicy> ("text/x-csharp").CreateOptions(); var textStylePolicy = data.CreateNRefactoryTextEditorOptions(); textStylePolicy.IndentBlankLines = true; var result = new CacheIndentEngine(new ICSharpCode.NRefactory.CSharp.CSharpIndentEngine(data.Document, textStylePolicy, policy)); result.Update (data.Caret.Offset); return result; }