public void InvalidXmlLiteral()
{
// ensure we don't crash on this invalid VB code
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse("<Cell StyleID=<%= print_title %>>");
Assert.IsTrue(parser.Errors.Count > 0);
}
public JsFile GetJsFileFromCodeSnippet(string codeSnippet, SupportedLanguage language)
{
var file = new JsFile();
var snippetParser = new SnippetParser(language);
var jsFile = new JsFile
{
FullPath = string.Empty
};
var parsedNode = snippetParser.Parse(codeSnippet);
if (parsedNode.Children.Count > 0)
{
var visitor = new AstVisitor
{
Model = jsFile
};
parsedNode.AcceptVisitor(visitor, null);
file = visitor.Model;
return(file);
}
return(null);
}
public void InvalidExpressionSyntax()
{
// SD2-1584: ensure we don't crash on this invalid VB code
SnippetParser parser = new SnippetParser();
INode node = parser.Parse("i == 5");
Assert.IsTrue(parser.Errors.Count > 0);
}
public void Snippet_Can_Parse_When_Language_Service_Is_Null()
{
var snippet = SnippetParser.Parse(null, 1, 1, 1, "${type=int} ${ClassName}::get_${property=Property}()\n{\n\treturn ${ToFieldName(property)};\n}\n\nvoid ${ClassName}::set_${property}(${type} value)\n{\t${ToFieldName(property)} = value;${Caret}\n}");
Assert.Equal(18, snippet.Elements.Count);
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[0], "int");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[1], " ");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[2], "ClassName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[3], "::get_");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[4], "Property");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[5], "()\n{\n\treturn ");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[6], "_ToFieldName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[7], ";\n}\n\nvoid ");
AssertBoundSnippetElement(snippet.Elements[8], snippet.Elements[2]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[9], "::set_");
AssertBoundSnippetElement(snippet.Elements[10], snippet.Elements[4]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[11], "(");
AssertBoundSnippetElement(snippet.Elements[12], snippet.Elements[0]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[13], " value)\n{\t");
AssertBoundSnippetElement(snippet.Elements[14], snippet.Elements[6]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[15], " = value;");
Assert.IsType <SnippetCaretElement>(snippet.Elements[16]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[17], "\n}");
}
public void Snippet_Correctly_Falls_Back_When_Language_Service_Doesnt_Contain_Function()
{
var languageService = new TestLanguageService();
languageService.SnippetDynamicVariables.Add("ClassName", (offset, line, column) => $"Ls_ClassName{offset}_{line}_{column}");
var snippet = SnippetParser.Parse(languageService, 8213, 101, 32, "${type=int} ${ClassName}::get_${property=Property}()\n{\n\treturn ${ToFieldName(property)};\n}\n\nvoid ${ClassName}::set_${property}(${type} value)\n{\t${ToFieldName(property)} = value;${Caret}\n}");
Assert.Equal(18, snippet.Elements.Count);
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[0], "int");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[1], " ");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[2], "Ls_ClassName8213_101_32");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[3], "::get_");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[4], "Property");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[5], "()\n{\n\treturn ");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[6], "_ToFieldName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[7], ";\n}\n\nvoid ");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[8], "Ls_ClassName8213_101_32");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[9], "::set_");
AssertBoundSnippetElement(snippet.Elements[10], snippet.Elements[4]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[11], "(");
AssertBoundSnippetElement(snippet.Elements[12], snippet.Elements[0]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[13], " value)\n{\t");
AssertBoundSnippetElement(snippet.Elements[14], snippet.Elements[6]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[15], " = value;");
Assert.IsType <SnippetCaretElement>(snippet.Elements[16]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[17], "\n}");
}
public void SimpleXmlDocument()
{
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse("Dim doc = <test><%= test %></test>");
Assert.IsTrue(parser.Errors.Count == 0);
}
void VB2CS(string input, string expectedOutput)
{
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse(input);
// parser.Errors.ErrorOutput contains syntax errors, if any
Assert.IsNotNull(node);
Assert.AreEqual("", parser.Errors.ErrorOutput);
// parser.Specials is the list of comments, preprocessor directives etc.
PreprocessingDirective.VBToCSharp(parser.Specials);
// Convert VB.NET constructs to C#:
node.AcceptVisitor(new VBNetConstructsConvertVisitor(), null);
node.AcceptVisitor(new ToCSharpConvertVisitor(), null);
CSharpOutputVisitor output = new CSharpOutputVisitor();
using (SpecialNodesInserter.Install(parser.Specials, output))
{
node.AcceptVisitor(output, null);
}
// output.Errors.ErrorOutput contains conversion errors/warnings, if any
// output.Text contains the converted code
Assert.AreEqual("", output.Errors.ErrorOutput);
Assert.AreEqual(expectedOutput, output.Text);
}
public static string ast_CSharp_CreateCompilableClass(this string codeSnippet)
{
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
var iNode = snippetParser.Parse(codeSnippet);
return(iNode.cast <BlockStatement>()
.ast_CSharp_CreateCompilableClass(snippetParser, codeSnippet));
}
public static string errors(this SnippetParser snippetParser)
{
if (snippetParser.Errors.Count > 0)
{
return(snippetParser.Errors.ErrorOutput);
}
return("");
}
public void InvalidXmlLiteral()
{
// ensure we don't crash on this invalid VB code
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse("<Cell StyleID=<%= print_title %>>");
Assert.IsTrue(parser.Errors.Count > 0);
}
public void InvalidExpressionSyntax()
{
// SD2-1584: ensure we don't crash on this invalid VB code
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse("i == 5");
Assert.IsTrue(parser.Errors.Count > 0);
}
public static INode snippetParser_Parse(this string code)
{
if (code.notValid())
{
return(null);
}
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
return(snippetParser.Parse(code));
}
public static string ConvertVBNET2CS(string vbcode)
{
var snippetParser = new SnippetParser(SupportedLanguage.VBNet);
var node = snippetParser.Parse(vbcode);
node.AcceptVisitor(new ToVBNetConvertVisitor(), null);
var csharpOutputVisitor = new CSharpOutputVisitor();
using (SpecialNodesInserter.Install(snippetParser.Specials, csharpOutputVisitor))
node.AcceptVisitor(csharpOutputVisitor, null);
return(csharpOutputVisitor.Text);
}
public static string ConvertCS2VBNET(string cscode)
{
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
var node = snippetParser.Parse(cscode);
node.AcceptVisitor(new ToVBNetConvertVisitor(), null);
var netOutputVisitor = new VBNetOutputVisitor();
using (SpecialNodesInserter.Install(snippetParser.Specials, netOutputVisitor))
node.AcceptVisitor(netOutputVisitor, null);
return(netOutputVisitor.Text);
}
public static INode Parse(string code, SupportedLanguage language)
{
SnippetParser parser = new SnippetParser(language);
INode astRoot = parser.Parse(code);
if (parser.Errors.Count > 0) {
throw new GetValueException(parser.Errors.ErrorOutput);
}
if (parser.SnippetType != SnippetType.Expression && parser.SnippetType != SnippetType.Statements) {
throw new GetValueException("Code must be expression or statement");
}
return astRoot;
}
public void Snippet_FallBack_When_LanguageService_Contains_Variable_But_Reports_Null()
{
var languageService = new TestLanguageService();
languageService.SnippetCodeGenerators.Add("ToFieldName", (propertyName) =>
{
if (string.IsNullOrEmpty(propertyName))
{
return(propertyName);
}
string newName = Char.ToLower(propertyName[0]) + propertyName.Substring(1);
if (newName == propertyName)
{
return("_" + newName);
}
else
{
return(newName);
}
});
languageService.SnippetDynamicVariables.Add("ClassName", (offset, line, column) => null);
var snippet = SnippetParser.Parse(languageService, 1, 1, 1, "${type=int} ${ClassName}::get_${property=Property}()\n{\n\treturn ${ToFieldName(property)};\n}\n\nvoid ${ClassName}::set_${property}(${type} value)\n{\t${ToFieldName(property)} = value;${Caret}\n}");
Assert.Equal(18, snippet.Elements.Count);
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[0], "int");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[1], " ");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[2], "ClassName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[3], "::get_");
AssertSnippetTextElement <SnippetReplaceableTextElement>(snippet.Elements[4], "Property");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[5], "()\n{\n\treturn ");
AssertFunctionBoundSnippetElement(snippet.Elements[6], snippet.Elements[4], "PropertyName", "propertyName");
AssertFunctionBoundSnippetElement(snippet.Elements[6], snippet.Elements[4], "propertyName", "_propertyName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[7], ";\n}\n\nvoid ");
AssertBoundSnippetElement(snippet.Elements[8], snippet.Elements[2]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[9], "::set_");
AssertBoundSnippetElement(snippet.Elements[10], snippet.Elements[4]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[11], "(");
AssertBoundSnippetElement(snippet.Elements[12], snippet.Elements[0]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[13], " value)\n{\t");
AssertFunctionBoundSnippetElement(snippet.Elements[14], snippet.Elements[4], "PropertyName", "propertyName");
AssertFunctionBoundSnippetElement(snippet.Elements[14], snippet.Elements[4], "propertyName", "_propertyName");
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[15], " = value;");
Assert.IsType <SnippetCaretElement>(snippet.Elements[16]);
AssertSnippetTextElement <SnippetTextElement>(snippet.Elements[17], "\n}");
}
void VB2CS(string input, string expectedOutput)
{
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse(input);
// parser.Errors.ErrorOutput contains syntax errors, if any
Assert.IsNotNull(node);
Assert.AreEqual("", parser.Errors.ErrorOutput);
// parser.Specials is the list of comments, preprocessor directives etc.
PreprocessingDirective.VBToCSharp(parser.Specials);
// Convert VB.NET constructs to C#:
node.AcceptVisitor(new VBNetConstructsConvertVisitor(), null);
node.AcceptVisitor(new ToCSharpConvertVisitor(), null);
CSharpOutputVisitor output = new CSharpOutputVisitor();
using (SpecialNodesInserter.Install(parser.Specials, output)) {
node.AcceptVisitor(output, null);
}
// output.Errors.ErrorOutput contains conversion errors/warnings, if any
// output.Text contains the converted code
Assert.AreEqual("", output.Errors.ErrorOutput);
Assert.AreEqual(expectedOutput, output.Text);
}
/// <returns> Returned value or null for statements </returns>
public static Value Evaluate(string code, SupportedLanguage language, StackFrame context)
{
SnippetParser parser = new SnippetParser(language);
INode astRoot = parser.Parse(code);
if (parser.SnippetType == SnippetType.Expression ||
parser.SnippetType == SnippetType.Statements)
{
if (parser.Errors.Count > 0)
{
throw new GetValueException(parser.Errors.ErrorOutput);
}
try {
EvaluateAstVisitor visitor = new EvaluateAstVisitor(context);
return(astRoot.AcceptVisitor(visitor, null) as Value);
} catch (NotImplementedException e) {
throw new GetValueException("Language feature not implemented: " + e.Message);
}
}
throw new GetValueException("Code must be expression or statement");
}
public CodeEditor() : base(new TextArea(), null)
{
TextArea.IndentationStrategy = null;
_shell = IoC.Get <IShell>();
_snippetManager = IoC.Get <SnippetManager>();
_lineNumberMargin = new LineNumberMargin(this);
_breakpointMargin = new BreakPointMargin(this, IoC.Get <IDebugManager2>()?.Breakpoints);
_selectedLineBackgroundRenderer = new SelectedLineBackgroundRenderer(this);
_bracketMatchingBackgroundRenderer = new BracketMatchingBackgroundRenderer(this);
_selectedWordBackgroundRenderer = new SelectedWordBackgroundRenderer();
_columnLimitBackgroundRenderer = new ColumnLimitBackgroundRenderer();
_selectedDebugLineBackgroundRenderer = new SelectedDebugLineBackgroundRenderer();
TextArea.TextView.Margin = new Thickness(10, 0, 0, 0);
TextArea.TextView.BackgroundRenderers.Add(_selectedDebugLineBackgroundRenderer);
TextArea.TextView.LineTransformers.Add(_selectedDebugLineBackgroundRenderer);
TextArea.TextView.BackgroundRenderers.Add(_bracketMatchingBackgroundRenderer);
TextArea.SelectionBrush = Brush.Parse("#AA569CD6");
TextArea.SelectionCornerRadius = 0;
void tunneledKeyUpHandler(object send, KeyEventArgs ee)
{
if (CaretOffset > 0)
{
_intellisenseManager?.OnKeyUp(ee, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
}
}
void tunneledKeyDownHandler(object send, KeyEventArgs ee)
{
if (CaretOffset > 0)
{
_intellisenseManager?.OnKeyDown(ee, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
if (ee.Key == Key.Tab && _currentSnippetContext == null && Editor is ICodeEditor codeEditor && codeEditor.LanguageService != null)
{
var wordStart = Document.FindPrevWordStart(CaretOffset);
if (wordStart > 0)
{
string word = Document.GetText(wordStart, CaretOffset - wordStart);
var codeSnippet = _snippetManager.GetSnippet(codeEditor.LanguageService, Editor.SourceFile.Project?.Solution, Editor.SourceFile.Project, word);
if (codeSnippet != null)
{
var snippet = SnippetParser.Parse(codeEditor.LanguageService, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column, codeSnippet.Snippet);
_intellisenseManager.CloseIntellisense();
using (Document.RunUpdate())
{
Document.Remove(wordStart, CaretOffset - wordStart);
_intellisenseManager.IncludeSnippets = false;
_currentSnippetContext = snippet.Insert(TextArea);
}
if (_currentSnippetContext.ActiveElements.Count() > 0)
{
IDisposable disposable = null;
disposable = Observable.FromEventPattern <SnippetEventArgs>(_currentSnippetContext, nameof(_currentSnippetContext.Deactivated)).Take(1).Subscribe(o =>
{
_currentSnippetContext = null;
_intellisenseManager.IncludeSnippets = true;
disposable.Dispose();
});
}
else
{
_currentSnippetContext = null;
_intellisenseManager.IncludeSnippets = true;
}
}
}
}
}
}
_disposables = new CompositeDisposable {
this.GetObservable(LineNumbersVisibleProperty).Subscribe(s =>
{
if (s)
{
TextArea.LeftMargins.Add(_lineNumberMargin);
}
else
{
TextArea.LeftMargins.Remove(_lineNumberMargin);
}
}),
this.GetObservable(ShowBreakpointsProperty).Subscribe(s =>
{
if (s)
{
TextArea.LeftMargins.Insert(0, _breakpointMargin);
}
else
{
TextArea.LeftMargins.Remove(_breakpointMargin);
}
}),
this.GetObservable(HighlightSelectedWordProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Add(_selectedWordBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_selectedWordBackgroundRenderer);
}
}),
this.GetObservable(HighlightSelectedLineProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Insert(0, _selectedLineBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_selectedLineBackgroundRenderer);
}
}),
this.GetObservable(ShowColumnLimitProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Add(_columnLimitBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_columnLimitBackgroundRenderer);
}
}),
this.GetObservable(ColumnLimitProperty).Subscribe(limit =>
{
_columnLimitBackgroundRenderer.Column = limit;
this.TextArea.TextView.InvalidateLayer(KnownLayer.Background);
}),
this.GetObservable(ContextActionsIconProperty).Subscribe(icon =>
{
if (_contextActionsRenderer != null)
{
_contextActionsRenderer.IconImage = icon;
}
}),
this.GetObservable(ColorSchemeProperty).Subscribe(colorScheme =>
{
if (colorScheme != null)
{
Background = colorScheme.Background;
Foreground = colorScheme.Text;
_lineNumberMargin.Background = colorScheme.Background;
if (_diagnosticMarkersRenderer != null)
{
_diagnosticMarkersRenderer.ColorScheme = colorScheme;
}
_textColorizer?.RecalculateBrushes();
TextArea.TextView.InvalidateLayer(KnownLayer.Background);
TextArea.TextView.Redraw();
}
}),
this.GetObservable(EditorCaretOffsetProperty).Subscribe(s =>
{
if (Document?.TextLength >= s)
{
CaretOffset = s;
TextArea.Caret.BringCaretToView();
}
}),
BackgroundRenderersProperty.Changed.Subscribe(s =>
{
if (s.Sender == this)
{
if (s.OldValue != null)
{
foreach (var renderer in (ObservableCollection <IBackgroundRenderer>)s.OldValue)
{
TextArea.TextView.BackgroundRenderers.Remove(renderer);
}
}
if (s.NewValue != null)
{
foreach (var renderer in (ObservableCollection <IBackgroundRenderer>)s.NewValue)
{
TextArea.TextView.BackgroundRenderers.Add(renderer);
}
}
}
}),
DocumentLineTransformersProperty.Changed.Subscribe(s =>
{
if (s.Sender == this)
{
if (s.OldValue != null)
{
foreach (var renderer in (ObservableCollection <IVisualLineTransformer>)s.OldValue)
{
TextArea.TextView.LineTransformers.Remove(renderer);
}
}
if (s.NewValue != null)
{
foreach (var renderer in (ObservableCollection <IVisualLineTransformer>)s.NewValue)
{
TextArea.TextView.LineTransformers.Add(renderer);
}
}
}
}),
Observable.FromEventPattern(TextArea.Caret, nameof(TextArea.Caret.PositionChanged)).Subscribe(e =>
{
if (_isLoaded && Document != null)
{
_lastLine = TextArea.Caret.Line;
Line = TextArea.Caret.Line;
Column = TextArea.Caret.Column;
EditorCaretOffset = TextArea.Caret.Offset;
var location = new TextViewPosition(Document.GetLocation(CaretOffset));
var visualLocation = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineBottom);
var visualLocationTop = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineTop);
var position = visualLocation - TextArea.TextView.ScrollOffset;
position = position.Transform(TextArea.TextView.TransformToVisual(TextArea).Value);
_intellisenseControl.SetLocation(position);
}
}),
Observable.FromEventPattern(TextArea.Caret, nameof(TextArea.Caret.PositionChanged)).Throttle(TimeSpan.FromMilliseconds(100)).ObserveOn(AvaloniaScheduler.Instance).Subscribe(e =>
{
if (Document != null)
{
var location = new TextViewPosition(Document.GetLocation(CaretOffset));
if (_intellisenseManager != null && !_textEntering)
{
if (TextArea.Selection.IsEmpty)
{
_intellisenseManager.SetCursor(CaretOffset, location.Line, location.Column, UnsavedFiles.ToList());
}
else if (_currentSnippetContext != null)
{
var offset = Document.GetOffset(TextArea.Selection.StartPosition.Location);
_intellisenseManager.SetCursor(offset, TextArea.Selection.StartPosition.Line, TextArea.Selection.StartPosition.Column, UnsavedFiles.ToList());
}
}
_selectedWordBackgroundRenderer.SelectedWord = GetWordAtOffset(CaretOffset);
TextArea.TextView.InvalidateLayer(KnownLayer.Background);
}
}),
this.WhenAnyValue(x => x.DebugHighlight).Where(loc => loc != null).Subscribe(location =>
{
if (location.Line != -1)
{
SetDebugHighlight(location.Line, location.StartColumn, location.EndColumn);
}
else
{
ClearDebugHighlight();
}
}),
this.GetObservable(EditorProperty).Subscribe(editor =>
{
if (editor != null)
{
if (editor.SourceFile.Project?.Solution != null)
{
_snippetManager.InitialiseSnippetsForSolution(editor.SourceFile.Project.Solution);
}
if (editor.SourceFile.Project != null)
{
_snippetManager.InitialiseSnippetsForProject(editor.SourceFile.Project);
}
SyntaxHighlighting = CustomHighlightingManager.Instance.GetDefinition(editor.SourceFile.ContentType);
if (editor.Document is AvalonStudioTextDocument td && Document != td.Document)
{
Document = td.Document;
if (editor.Offset <= Document.TextLength)
{
CaretOffset = editor.Offset;
}
_textColorizer = new TextColoringTransformer(Document);
_scopeLineBackgroundRenderer = new ScopeLineBackgroundRenderer(Document);
TextArea.TextView.BackgroundRenderers.Add(_scopeLineBackgroundRenderer);
TextArea.TextView.LineTransformers.Insert(0, _textColorizer);
_diagnosticMarkersRenderer = new TextMarkerService(Document);
_contextActionsRenderer = new ContextActionsRenderer(this, _diagnosticMarkersRenderer);
TextArea.LeftMargins.Add(_contextActionsRenderer);
TextArea.TextView.BackgroundRenderers.Add(_diagnosticMarkersRenderer);
}
if (editor is ICodeEditor codeEditor)
{
if (codeEditor.Highlights != null)
{
_disposables.Add(
Observable.FromEventPattern <NotifyCollectionChangedEventArgs>(codeEditor.Highlights, nameof(codeEditor.Highlights.CollectionChanged))
.Subscribe(observer =>
{
var e = observer.EventArgs;
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (var(tag, highlightList) in e.NewItems.Cast <(object tag, SyntaxHighlightDataList highlightList)>())
{
_textColorizer.SetTransformations(tag, highlightList);
}
break;
case NotifyCollectionChangedAction.Remove:
foreach (var(tag, highlightList) in e.OldItems.Cast <(object tag, SyntaxHighlightDataList highlightList)>())
{
_textColorizer.RemoveAll(i => i.Tag == tag);
}
break;
case NotifyCollectionChangedAction.Reset:
foreach (var(tag, highlightList) in e.OldItems.Cast <(object tag, SyntaxHighlightDataList highlightList)>())
{
_textColorizer.RemoveAll(i => true);
}
break;
default:
throw new NotSupportedException();
}
TextArea.TextView.Redraw();
}));
_disposables.Add(
Observable.FromEventPattern <NotifyCollectionChangedEventArgs>(codeEditor.Diagnostics, nameof(codeEditor.Diagnostics.CollectionChanged))
.Subscribe(observer =>
{
var e = observer.EventArgs;
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
foreach (var(tag, diagnostics) in e.NewItems.Cast <(object tag, IEnumerable <Diagnostic> diagnostics)>())
{
_diagnosticMarkersRenderer.SetDiagnostics(tag, diagnostics);
}
break;
case NotifyCollectionChangedAction.Remove:
foreach (var(tag, diagnostics) in e.OldItems.Cast <(object tag, IEnumerable <Diagnostic> diagnostics)>())
{
_diagnosticMarkersRenderer.RemoveAll(x => x.Tag == tag);
}
break;
case NotifyCollectionChangedAction.Reset:
foreach (var(tag, diagnostics) in e.OldItems.Cast <(object tag, IEnumerable <Diagnostic> diagnostics)>())
{
_diagnosticMarkersRenderer.RemoveAll(i => true);
}
break;
default:
throw new NotSupportedException();
}
TextArea.TextView.Redraw();
_contextActionsRenderer.OnDiagnosticsUpdated();
}));
_disposables.Add(codeEditor.WhenAnyValue(x => x.CodeIndex).Subscribe(codeIndex =>
{
_scopeLineBackgroundRenderer.ApplyIndex(codeIndex);
}));
_scopeLineBackgroundRenderer.ApplyIndex(codeEditor.CodeIndex);
foreach (var(tag, diagnostics) in codeEditor.Diagnostics)
{
_diagnosticMarkersRenderer.SetDiagnostics(tag, diagnostics);
}
foreach (var(tag, highlights) in codeEditor.Highlights)
{
_textColorizer.SetTransformations(tag, highlights);
}
TextArea.TextView.Redraw();
}
_intellisenseManager = new IntellisenseManager(editor, Intellisense, _completionAssistant, codeEditor.LanguageService, editor.SourceFile, offset =>
{
var location = new TextViewPosition(Document.GetLocation(offset));
var visualLocation = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineBottom);
var visualLocationTop = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineTop);
var position = visualLocation - TextArea.TextView.ScrollOffset;
position = position.Transform(TextArea.TextView.TransformToVisual(TextArea).Value);
_completionAssistantControl.SetLocation(position);
});
_disposables.Add(_intellisenseManager);
foreach (var contextActionProvider in codeEditor.LanguageService.GetContextActionProviders())
{
_contextActionsRenderer.Providers.Add(contextActionProvider);
}
}
Dispatcher.UIThread.Post(() =>
{
TextArea.ScrollToLine(Line);
Focus();
});
}
else
{
if (Document != null)
{
Document = null;
}
}
}),
this.GetObservable(RenameOpenProperty).Subscribe(open =>
{
if (_isLoaded && Editor != null)
{
var token = Editor.Document.GetToken(CaretOffset);
var location = new TextViewPosition(Document.GetLocation(token.Offset));
var visualLocation = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineBottom);
var visualLocationTop = TextArea.TextView.GetVisualPosition(location, VisualYPosition.LineTop);
var position = visualLocation - TextArea.TextView.ScrollOffset;
position = position.Transform(TextArea.TextView.TransformToVisual(TextArea).Value);
_renameControl.SetLocation(position);
_renameControl.Open(this, Editor.Document.GetText(token));
}
}),
AddHandler(KeyDownEvent, tunneledKeyDownHandler, RoutingStrategies.Tunnel),
AddHandler(KeyUpEvent, tunneledKeyUpHandler, RoutingStrategies.Tunnel)
};
Options = new AvaloniaEdit.TextEditorOptions
{
ConvertTabsToSpaces = true,
IndentationSize = 4,
EnableHyperlinks = false,
EnableEmailHyperlinks = false,
};
//BackgroundRenderersProperty.Changed.Subscribe(s =>
//{
// if (s.Sender == this)
// {
// if (s.OldValue != null)
// {
// foreach (var renderer in (ObservableCollection<IBackgroundRenderer>)s.OldValue)
// {
// TextArea.TextView.BackgroundRenderers.Remove(renderer);
// }
// }
// if (s.NewValue != null)
// {
// foreach (var renderer in (ObservableCollection<IBackgroundRenderer>)s.NewValue)
// {
// TextArea.TextView.BackgroundRenderers.Add(renderer);
// }
// }
// }
//});
//DocumentLineTransformersProperty.Changed.Subscribe(s =>
//{
// if (s.Sender == this)
// {
// if (s.OldValue != null)
// {
// foreach (var renderer in (ObservableCollection<IVisualLineTransformer>)s.OldValue)
// {
// TextArea.TextView.LineTransformers.Remove(renderer);
// }
// }
// if (s.NewValue != null)
// {
// foreach (var renderer in (ObservableCollection<IVisualLineTransformer>)s.NewValue)
// {
// TextArea.TextView.LineTransformers.Add(renderer);
// }
// }
// }
//});
/*_analysisTriggerEvents.Select(_ => Observable.Timer(TimeSpan.FromMilliseconds(300)).ObserveOn(AvaloniaScheduler.Instance)
* .SelectMany(o => DoCodeAnalysisAsync())).Switch().Subscribe(_ => { });*/
Intellisense = new IntellisenseViewModel();
_completionAssistant = new CompletionAssistantViewModel(Intellisense);
TextArea.TextEntering += TextArea_TextEntering;
TextArea.TextEntered += TextArea_TextEntered;
}
~CodeEditor()
{
}
public static string ast_CSharp_CreateCompilableClass(this BlockStatement blockStatement, SnippetParser snippetParser, string codeSnippet,
CSharp_FastCompiler_CompilerOptions compilerOptions,
CSharp_FastCompiler_CompilerArtifacts compilerArtifacts,
CSharp_FastCompiler_ExecutionOptions executionOptions)
{
if (blockStatement.isNull() || compilerOptions.isNull())
{
return(null);
}
var compilationUnit = compilerArtifacts.CompilationUnit = new CompilationUnit();
compilationUnit.add_Type(compilerOptions.default_TypeName)
.add_Method(compilerOptions.default_MethodName, executionOptions.InvocationParameters,
compilerOptions.ResolveInvocationParametersType, blockStatement);
// remove comments from parsed code
var astCSharp = compilerArtifacts.AstCSharp = new Ast_CSharp(compilerArtifacts.CompilationUnit, snippetParser.Specials);
// add references included in the original source code file
compilerArtifacts.AstCSharp.mapCodeO2References(compilerOptions);
astCSharp.mapAstDetails();
astCSharp.ExtraSpecials.Clear();
var method = compilationUnit.method(compilerOptions.default_MethodName);
var returntype = method.returnType();
var type = compilationUnit.type(compilerOptions.default_TypeName);
type.Children.Clear();
var tempBlockStatement = new BlockStatement();
tempBlockStatement.add_Variable("a", 0);
method.Body = tempBlockStatement;
var newMethod = type.add_Method(compilerOptions.default_MethodName, executionOptions.InvocationParameters,
compilerOptions.ResolveInvocationParametersType, tempBlockStatement);
newMethod.TypeReference = returntype;
if (blockStatement.returnStatements().size() > 1)
{
astCSharp.methodDeclarations().first().remove_LastReturnStatement();
}
astCSharp.mapAstDetails();
var codeToReplace = "Int32 a = 0;";
var csharpCode = astCSharp.AstDetails.CSharpCode
.replace("\t\t{0}".format(codeToReplace), codeToReplace) // remove tabs
.replace("Int32 a = 0;", codeSnippet); // put the actual code (this should be done via AST, but it was affectting code complete)
return(csharpCode);
}
//this code needs to be completely rewritten
public string tryToCreateCSharpCodeWith_Class_Method_WithMethodText(string code)
{
if (code.empty())
{
return(null);
}
code = code.line(); // make sure there is an empty line at the end
try
{
//handle special incudes in source code
var lines = code.fix_CRLF().lines();
foreach (var originalLine in lines)
{
string line = originalLine;
originalLine.starts("//O2Include:", (includeText) =>
{
var file = includeText;
var baseFile = SourceCodeFile ?? PublicDI.CurrentScript;
var parentFolder = baseFile.parentFolder();
if (parentFolder.notValid())
{
"[CSharpFastCompiled] in O2Include mapping, could not get parent folder of current script".error();
}
var resolvedFile = CompileEngine.findFileOnLocalScriptFolder(file, parentFolder);
if (resolvedFile.fileExists())
{
var fileContents = resolvedFile.contents();
code = code.Replace(line, line.line().add(fileContents).line());
}
else
{
"[CSharpFastCompiled] in O2Include mapping, could not a mapping for: {0}".error(includeText);
}
});
}
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
var parsedCode = snippetParser.Parse(code);
AstErrors = snippetParser.errors();
CompilationUnit = new CompilationUnit();
if (parsedCode is BlockStatement || parsedCode is CompilationUnit)
{
Ast_CSharp astCSharp;
if (parsedCode is BlockStatement)
{
// map parsedCode into a new type and method
var blockStatement = (BlockStatement)parsedCode;
CompilationUnit.add_Type(default_TypeName)
.add_Method(default_MethodName, InvocationParameters, this.ResolveInvocationParametersType, blockStatement);
// remove comments from parsed code
astCSharp = new Ast_CSharp(CompilationUnit, snippetParser.Specials);
// add references included in the original source code file
mapCodeO2References(astCSharp);
astCSharp.mapAstDetails();
astCSharp.ExtraSpecials.Clear();
var method = CompilationUnit.method(default_MethodName);
var returntype = method.returnType();
var type = CompilationUnit.type(default_TypeName);
type.Children.Clear();
var tempBlockStatement = new BlockStatement();
tempBlockStatement.add_Variable("a", 0);
method.Body = tempBlockStatement;
var newMethod = type.add_Method(default_MethodName, InvocationParameters, this.ResolveInvocationParametersType, tempBlockStatement);
newMethod.TypeReference = returntype;
astCSharp.mapAstDetails();
var csharpCode = astCSharp.AstDetails.CSharpCode
.replace("Int32 a = 0;", code);
AstDetails = new Ast_CSharp(csharpCode).AstDetails;
CreatedFromSnipptet = true;
DebugMode.ifDebug("Ast parsing was OK");
SourceCode = csharpCode;
onAstOK.invoke();
return(csharpCode);
}
CompilationUnit = (CompilationUnit)parsedCode;
if (CompilationUnit.Children.Count == 0)
{
return(null);
}
astCSharp = new Ast_CSharp(CompilationUnit, snippetParser.Specials);
// add the comments from the original code
mapCodeO2References(astCSharp);
CreatedFromSnipptet = false;
// create sourceCode using Ast_CSharp & AstDetails
if (CompilationUnit.Children.Count > 0)
{
// reset the astCSharp.AstDetails object
astCSharp.mapAstDetails();
// add the comments from the original code
astCSharp.ExtraSpecials.AddRange(snippetParser.Specials);
SourceCode = astCSharp.AstDetails.CSharpCode;
//once we have the created SourceCode we need to create a new AST with it
var tempAstDetails = new Ast_CSharp(SourceCode).AstDetails;
//note we should try to add back the specials here (so that comments make it to the generated code
AstDetails = tempAstDetails;
DebugMode.ifDebug("Ast parsing was OK");
onAstOK.invoke();
return(SourceCode);
}
}
}
catch (Exception ex)
{
DebugMode.ifError("in createCSharpCodeWith_Class_Method_WithMethodText:{0}", ex.Message);
}
return(null);
}
///
/// <summary>
/// Returns a compilable C# file from and Snippet
///
/// Dev Note:this code needs to be refactored (since it is too big and complex)
/// </summary>
/// <param name="code"></param>
/// <returns></returns>
public string tryToCreateCSharpCodeWith_Class_Method_WithMethodText(string code)
{
if (code.empty())
{
return(null);
}
code = code.line(); // make sure there is an empty line at the end
try
{
//handle special incudes in source code
var lines = code.fix_CRLF().lines();
foreach (var originalLine in lines)
{
var line = originalLine;
if (originalLine.starts("//O2Include:"))
{
var includeText = line.subString_After("//O2Include:");
var file = includeText;
var baseFile = CompilerOptions.SourceCodeFile ?? PublicDI.CurrentScript;
var parentFolder = baseFile.parentFolder();
if (parentFolder.notValid())
{
"[CSharpFastCompiled] in O2Include mapping, could not get parent folder of current script".error();
}
var resolvedFile = CompileEngine.findFileOnLocalScriptFolder(file, parentFolder);
if (resolvedFile.fileExists())
{
var fileContents = resolvedFile.contents();
code = code.Replace(line, line.line().add(fileContents).line());
}
else
{
"[CSharpFastCompiled] in O2Include mapping, could not a mapping for: {0}".error(includeText);
}
}
;
}
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
var parsedCode = snippetParser.Parse(code);
this.astErrors(snippetParser.errors());
this.compilationUnit(new CompilationUnit());
if (parsedCode is BlockStatement || parsedCode is CompilationUnit)
{
Ast_CSharp astCSharp;
if (parsedCode is BlockStatement)
{
// map parsedCode into a new type and method
var blockStatement = (BlockStatement)parsedCode;
var csharpCode = blockStatement.ast_CSharp_CreateCompilableClass(snippetParser, code,
CompilerOptions, CompilerArtifacts, ExecutionOptions);
this.astDetails(new Ast_CSharp(csharpCode).AstDetails);
this.createdFromSnippet(true);
DebugMode.ifDebug("Ast parsing was OK");
this.sourceCode(csharpCode);
this.raise_OnAstOK();
return(csharpCode);
}
this.compilationUnit((CompilationUnit)parsedCode);
if (this.compilationUnit().Children.Count == 0)
{
return(null);
}
astCSharp = new Ast_CSharp(this.compilationUnit(), snippetParser.Specials);
// add the comments from the original code
astCSharp.mapCodeO2References(CompilerOptions);
this.createdFromSnippet(false);
// create sourceCode using Ast_CSharp & AstDetails
if (this.compilationUnit().Children.Count > 0)
{
// reset the astCSharp.AstDetails object
astCSharp.mapAstDetails();
// add the comments from the original code
astCSharp.ExtraSpecials.AddRange(snippetParser.Specials);
this.sourceCode(astCSharp.AstDetails.CSharpCode);
//once we have the created SourceCode we need to create a new AST with it
var tempAstDetails = new Ast_CSharp(this.sourceCode()).AstDetails;
//note we should try to add back the specials here (so that comments make it to the generated code
this.astDetails(tempAstDetails);
DebugMode.ifDebug("Ast parsing was OK");
this.raise_OnAstOK();
return(this.sourceCode());
}
}
}
catch (Exception ex)
{
DebugMode.ifError("in createCSharpCodeWith_Class_Method_WithMethodText:{0}", ex.Message);
}
return(null);
}
public virtual CompilerResults CompileModuleFromDomBatch(CompilerParameters options, CodeCompileUnit[] compilationUnits, ErrorNodeList errorNodes){
if (options == null){Debug.Assert(false); return null;}
int n = compilationUnits == null ? 0 : compilationUnits.Length;
if (options.OutputAssembly == null || options.OutputAssembly.Length == 0){
for (int i = 0; i < n; i++){
CodeSnippetCompileUnit csu = compilationUnits[i] as CodeSnippetCompileUnit;
if (csu == null || csu.LinePragma == null || csu.LinePragma.FileName == null) continue;
this.SetOutputFileName(options, csu.LinePragma.FileName);
break;
}
}
CompilerResults results = new CompilerResults(options.TempFiles);
Module module = this.CreateModule(options, errorNodes);
Compilation compilation = this.CreateCompilation(module, new CompilationUnitList(n), options, this.GetGlobalScope(module));
CodeDomTranslator cdt = new CodeDomTranslator();
SnippetParser sp = new SnippetParser(this, module, errorNodes, options);
for (int i = 0; i < n; i++){
CompilationUnit cu = cdt.Translate(this, compilationUnits[i], module, errorNodes);
sp.Visit(cu);
compilation.CompilationUnits.Add(cu);
cu.Compilation = compilation;
}
this.CompileParseTree(compilation, errorNodes);
this.ProcessErrors(options, results, errorNodes);
this.SaveCompilation(compilation, module, options, results);
return results;
}
public virtual CompilerResults CompileModuleFromFileBatch(CompilerParameters options, string[] fileNames, ErrorNodeList errorNodes, bool canUseMemoryMap){
if (options == null){Debug.Assert(false); return null;}
int n = fileNames.Length;
if (options.OutputAssembly == null || options.OutputAssembly.Length == 0){
for (int i = 0; i < n; i++){
if (fileNames[i] == null) continue;
this.SetOutputFileName(options, fileNames[i]);
break;
}
}
CompilerResults results = new CompilerResults(options.TempFiles);
Module module = this.CreateModule(options, errorNodes);
Compilation compilation = this.CreateCompilation(module, new CompilationUnitList(n), options, this.GetGlobalScope(module));
SnippetParser sp = new SnippetParser(this, module, errorNodes, options);
for (int i = 0; i < n; i++){
string fileName = fileNames[i];
if (fileName == null) continue;
DocumentText text = this.CreateDocumentText(fileName, results, options, errorNodes, canUseMemoryMap);
CompilationUnitSnippet cu = this.CreateCompilationUnitSnippet(fileName, 1, text, compilation);
sp.Visit(cu);
compilation.CompilationUnits.Add(cu);
cu.Compilation = compilation;
}
this.CompileParseTree(compilation, errorNodes);
this.ProcessErrors(options, results, errorNodes);
this.SaveCompilation(compilation, module, options, results);
return results;
}
public void SimpleXmlDocument()
{
SnippetParser parser = new SnippetParser(SupportedLanguage.VBNet);
INode node = parser.Parse("Dim doc = <test><%= test %></test>");
Assert.IsTrue(parser.Errors.Count == 0);
}
public string tryToCreateCSharpCodeWith_Class_Method_WithMethodText(string code)
{
if (code.empty())
{
return(null);
}
code = code.line(); // make sure there is an empty line at the end
try
{
// handle special incudes in source code
foreach (var originalLine in code.lines())
{
originalLine.starts("//include", (includeText) =>
{
if (includeText.fileExists())
{
code = code.Replace(originalLine, originalLine.line().add(includeText.contents()));
}
});
}
var snippetParser = new SnippetParser(SupportedLanguage.CSharp);
var parsedCode = snippetParser.Parse(code);
AstErrors = snippetParser.errors();
CompilationUnit = new CompilationUnit();
if (parsedCode is BlockStatement || parsedCode is CompilationUnit)
{
Ast_CSharp astCSharp;
if (parsedCode is BlockStatement)
{
// map parsedCode into a new type and method
var blockStatement = (BlockStatement)parsedCode;
CompilationUnit.add_Type(default_TypeName)
.add_Method(default_MethodName, InvocationParameters, blockStatement);
astCSharp = new Ast_CSharp(CompilationUnit, snippetParser.Specials);
//astCSharp.AstDetails.mapSpecials();
// add references included in the original source code file
mapCodeO2References(astCSharp);
CreatedFromSnipptet = true;
}
else
{
CompilationUnit = (CompilationUnit)parsedCode;
if (CompilationUnit.Children.Count == 0)
{
return(null);
}
astCSharp = new Ast_CSharp(CompilationUnit, snippetParser.Specials);
// add the comments from the original code
mapCodeO2References(astCSharp);
CreatedFromSnipptet = false;
}
// create sourceCode using Ast_CSharp & AstDetails
if (CompilationUnit.Children.Count > 0)
{
// reset the astCSharp.AstDetails object
astCSharp.mapAstDetails();
// add the comments from the original code
astCSharp.ExtraSpecials.AddRange(snippetParser.Specials);
SourceCode = astCSharp.AstDetails.CSharpCode;
//once we have the created SourceCode we need to create a new AST with it
var tempAstDetails = new Ast_CSharp(SourceCode).AstDetails;
//note we should try to add back the specials here (so that comments make it to the generated code
AstDetails = tempAstDetails;
DebugMode.ifDebug("Ast parsing was OK");
this.invoke(onAstOK);
return(SourceCode);
}
}
}
catch (Exception ex)
{
DebugMode.ifError("in createCSharpCodeWith_Class_Method_WithMethodText:{0}", ex.Message);
}
return(null);
}
public static string ast_CSharp_CreateCompilableClass(this BlockStatement blockStatement, SnippetParser snippetParser, string codeSnippet)
{
if (blockStatement.isNull() || snippetParser.isNull() || codeSnippet.notValid())
{
return(null);
}
var compilerOptions = new CSharp_FastCompiler_CompilerOptions();
var compilerArtifacts = new CSharp_FastCompiler_CompilerArtifacts();
var executionOptions = new CSharp_FastCompiler_ExecutionOptions();
var csharpCode = blockStatement.ast_CSharp_CreateCompilableClass(snippetParser, codeSnippet,
compilerOptions, compilerArtifacts, executionOptions);
return(csharpCode);
}
INode Parse(SupportedLanguage sourceLanguage, string sourceCode, out string error)
{
project = new DefaultProjectContent();
project.ReferencedContents.AddRange(ReferencedContents);
if (sourceLanguage == SupportedLanguage.VBNet)
{
project.Language = LanguageProperties.VBNet;
project.DefaultImports = new DefaultUsing(project);
project.DefaultImports.Usings.AddRange(DefaultImportsToAdd);
}
else
{
project.Language = LanguageProperties.CSharp;
}
SnippetParser parser = new SnippetParser(sourceLanguage);
INode result = parser.Parse(sourceCode);
error = parser.Errors.ErrorOutput;
specials = parser.Specials;
if (parser.Errors.Count != 0)
{
return(null);
}
wasExpression = parser.SnippetType == SnippetType.Expression;
if (wasExpression)
{
// Special case 'Expression': expressions may be replaced with other statements in the AST by the ConvertVisitor,
// but we need to return a 'stable' node so that the correct transformed AST is returned.
// Thus, we wrap any expressions into a statement block.
result = MakeBlockFromExpression((Expression)result);
}
// now create a dummy compilation unit around the snippet result
switch (parser.SnippetType)
{
case SnippetType.CompilationUnit:
compilationUnit = (CompilationUnit)result;
break;
case SnippetType.Expression:
case SnippetType.Statements:
compilationUnit = MakeCompilationUnitFromTypeMembers(
MakeMethodFromBlock(
(BlockStatement)result
));
break;
case SnippetType.TypeMembers:
compilationUnit = MakeCompilationUnitFromTypeMembers(result.Children);
break;
default:
throw new NotSupportedException("Unknown snippet type: " + parser.SnippetType);
}
// convert NRefactory CU in DOM CU
NRefactoryASTConvertVisitor visitor = new NRefactoryASTConvertVisitor(project);
visitor.VisitCompilationUnit(compilationUnit, null);
visitor.Cu.FileName = sourceLanguage == SupportedLanguage.CSharp ? "a.cs" : "a.vb";
// and register the compilation unit in the DOM
foreach (IClass c in visitor.Cu.Classes)
{
project.AddClassToNamespaceList(c);
}
parseInfo = new ParseInformation();
parseInfo.SetCompilationUnit(visitor.Cu);
return(result);
}
public CodeEditor()
{
_codeAnalysisRunner = new JobRunner(1);
_shell = IoC.Get <IShell>();
_snippetManager = IoC.Get <SnippetManager>();
_lineNumberMargin = new LineNumberMargin(this);
_breakpointMargin = new BreakPointMargin(this, IoC.Get <IDebugManager2>().Breakpoints);
_selectedLineBackgroundRenderer = new SelectedLineBackgroundRenderer(this);
_selectedWordBackgroundRenderer = new SelectedWordBackgroundRenderer();
_columnLimitBackgroundRenderer = new ColumnLimitBackgroundRenderer();
_selectedDebugLineBackgroundRenderer = new SelectedDebugLineBackgroundRenderer();
TextArea.TextView.Margin = new Thickness(10, 0, 0, 0);
TextArea.TextView.BackgroundRenderers.Add(_selectedDebugLineBackgroundRenderer);
TextArea.TextView.LineTransformers.Add(_selectedDebugLineBackgroundRenderer);
TextArea.SelectionBrush = Brush.Parse("#AA569CD6");
TextArea.SelectionCornerRadius = 0;
this.GetObservable(LineNumbersVisibleProperty).Subscribe(s =>
{
if (s)
{
TextArea.LeftMargins.Add(_lineNumberMargin);
}
else
{
TextArea.LeftMargins.Remove(_lineNumberMargin);
}
});
this.GetObservable(ShowBreakpointsProperty).Subscribe(s =>
{
if (s)
{
TextArea.LeftMargins.Insert(0, _breakpointMargin);
}
else
{
TextArea.LeftMargins.Remove(_breakpointMargin);
}
});
this.GetObservable(HighlightSelectedWordProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Add(_selectedWordBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_selectedWordBackgroundRenderer);
}
});
this.GetObservable(HighlightSelectedLineProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Insert(0, _selectedLineBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_selectedLineBackgroundRenderer);
}
});
this.GetObservable(ShowColumnLimitProperty).Subscribe(s =>
{
if (s)
{
TextArea.TextView.BackgroundRenderers.Add(_columnLimitBackgroundRenderer);
}
else
{
TextArea.TextView.BackgroundRenderers.Remove(_columnLimitBackgroundRenderer);
}
});
Options = new AvaloniaEdit.TextEditorOptions
{
ConvertTabsToSpaces = true,
IndentationSize = 4
};
BackgroundRenderersProperty.Changed.Subscribe(s =>
{
if (s.Sender == this)
{
if (s.OldValue != null)
{
foreach (var renderer in (ObservableCollection <IBackgroundRenderer>)s.OldValue)
{
TextArea.TextView.BackgroundRenderers.Remove(renderer);
}
}
if (s.NewValue != null)
{
foreach (var renderer in (ObservableCollection <IBackgroundRenderer>)s.NewValue)
{
TextArea.TextView.BackgroundRenderers.Add(renderer);
}
}
}
});
DocumentLineTransformersProperty.Changed.Subscribe(s =>
{
if (s.Sender == this)
{
if (s.OldValue != null)
{
foreach (var renderer in (ObservableCollection <IVisualLineTransformer>)s.OldValue)
{
TextArea.TextView.LineTransformers.Remove(renderer);
}
}
if (s.NewValue != null)
{
foreach (var renderer in (ObservableCollection <IVisualLineTransformer>)s.NewValue)
{
TextArea.TextView.LineTransformers.Add(renderer);
}
}
}
});
this.GetObservable(CaretOffsetProperty).Subscribe(s =>
{
if (Document?.TextLength > s)
{
CaretOffset = s;
}
});
/*_analysisTriggerEvents.Select(_ => Observable.Timer(TimeSpan.FromMilliseconds(300)).ObserveOn(AvaloniaScheduler.Instance)
* .SelectMany(o => DoCodeAnalysisAsync())).Switch().Subscribe(_ => { });*/
_analysisTriggerEvents.Throttle(TimeSpan.FromMilliseconds(300)).ObserveOn(AvaloniaScheduler.Instance).Subscribe(async _ =>
{
await DoCodeAnalysisAsync();
});
this.GetObservableWithHistory(SourceFileProperty).Subscribe((file) =>
{
if (file.Item1 != file.Item2)
{
if (System.IO.File.Exists(file.Item2.Location))
{
using (var fs = System.IO.File.OpenText(file.Item2.Location))
{
Document = new TextDocument(fs.ReadToEnd())
{
FileName = file.Item2.Location
};
}
}
_isLoaded = true;
RegisterLanguageService(file.Item2);
TextArea.TextView.Redraw();
}
});
TextArea.TextEntering += (sender, e) =>
{
_textEntering = true;
};
TextArea.Caret.PositionChanged += (sender, e) =>
{
if (_intellisenseManager != null && !_textEntering)
{
if (TextArea.Selection.IsEmpty)
{
var location = Document.GetLocation(CaretOffset);
_intellisenseManager.SetCursor(CaretOffset, location.Line, location.Column, UnsavedFiles.ToList());
}
else
{
var offset = Document.GetOffset(TextArea.Selection.StartPosition.Location);
_intellisenseManager.SetCursor(offset, TextArea.Selection.StartPosition.Line, TextArea.Selection.StartPosition.Column, UnsavedFiles.ToList());
}
}
if (CaretOffset > 0)
{
var prevLocation = new TextViewPosition(Document.GetLocation(CaretOffset - 1));
var visualLocation = TextArea.TextView.GetVisualPosition(prevLocation, VisualYPosition.LineBottom);
var visualLocationTop = TextArea.TextView.GetVisualPosition(prevLocation, VisualYPosition.LineTop);
var position = visualLocation - TextArea.TextView.ScrollOffset;
position = position.Transform(TextArea.TextView.TransformToVisual(TextArea).Value);
_intellisenseControl.SetLocation(position);
_completionAssistantControl.SetLocation(position);
_selectedWordBackgroundRenderer.SelectedWord = GetWordAtOffset(CaretOffset);
Line = TextArea.Caret.Line;
Column = TextArea.Caret.Column;
EditorCaretOffset = TextArea.Caret.Offset;
}
};
TextArea.TextEntered += (sender, e) =>
{
_intellisenseManager?.OnTextInput(e, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
_textEntering = false;
};
_intellisense = new IntellisenseViewModel();
_completionAssistant = new CompletionAssistantViewModel(_intellisense);
EventHandler <KeyEventArgs> tunneledKeyUpHandler = (send, ee) =>
{
if (CaretOffset > 0)
{
_intellisenseManager?.OnKeyUp(ee, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
}
};
EventHandler <KeyEventArgs> tunneledKeyDownHandler = (send, ee) =>
{
if (CaretOffset > 0)
{
_intellisenseManager?.OnKeyDown(ee, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
if (ee.Key == Key.Tab && _currentSnippetContext == null && LanguageService != null)
{
var wordStart = Document.FindPrevWordStart(CaretOffset);
if (wordStart > 0)
{
string word = Document.GetText(wordStart, CaretOffset - wordStart);
var codeSnippet = _snippetManager.GetSnippet(LanguageService, SourceFile.Project?.Solution, SourceFile.Project, word);
if (codeSnippet != null)
{
var snippet = SnippetParser.Parse(LanguageService, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column, codeSnippet.Snippet);
_intellisenseManager.CloseIntellisense();
using (Document.RunUpdate())
{
Document.Remove(wordStart, CaretOffset - wordStart);
_intellisenseManager.IncludeSnippets = false;
_currentSnippetContext = snippet.Insert(TextArea);
}
if (_currentSnippetContext.ActiveElements.Count() > 0)
{
IDisposable disposable = null;
disposable = Observable.FromEventPattern <SnippetEventArgs>(_currentSnippetContext, nameof(_currentSnippetContext.Deactivated)).Take(1).Subscribe(o =>
{
_currentSnippetContext = null;
_intellisenseManager.IncludeSnippets = true;
disposable.Dispose();
});
}
else
{
_currentSnippetContext = null;
_intellisenseManager.IncludeSnippets = true;
}
}
}
}
}
};
EventHandler <TextInputEventArgs> tunneledTextInputHandler = (send, ee) =>
{
if (CaretOffset > 0)
{
_intellisenseManager?.OnTextInput(ee, CaretOffset, TextArea.Caret.Line, TextArea.Caret.Column);
}
};
AddHandler(KeyDownEvent, tunneledKeyDownHandler, RoutingStrategies.Tunnel);
AddHandler(KeyUpEvent, tunneledKeyUpHandler, RoutingStrategies.Tunnel);
}
/// <summary>
/// Parses string representation of an expression (eg. "a.b[10] + 2") into NRefactory Expression tree.
/// </summary>
public static Expression ParseExpression(string code, SupportedLanguage language)
{
SnippetParser parser = new SnippetParser(language);
INode astRoot = parser.Parse(code);
if (parser.Errors.Count > 0) {
throw new GetValueException(parser.Errors.ErrorOutput);
}
Expression astExpression = astRoot as Expression;
if (astExpression == null) {
throw new GetValueException("Code must be expression");
}
return astExpression;
}
INode Parse(SupportedLanguage sourceLanguage, string sourceCode, out string error)
{
project = new DefaultProjectContent();
project.ReferencedContents.AddRange(ReferencedContents);
if (sourceLanguage == SupportedLanguage.VBNet)
{
project.DefaultImports = new DefaultUsing(project);
project.DefaultImports.Usings.AddRange(DefaultImportsToAdd);
}
SnippetParser parser = new SnippetParser(sourceLanguage);
INode result = parser.Parse(sourceCode);
error = parser.Errors.ErrorOutput;
specials = parser.Specials;
if (parser.Errors.Count != 0)
{
return(null);
}
// now create a dummy compilation unit around the snippet result
switch (parser.SnippetType)
{
case SnippetType.CompilationUnit:
compilationUnit = (CompilationUnit)result;
break;
case SnippetType.Expression:
compilationUnit = MakeCompilationUnitFromTypeMembers(
MakeMethodFromBlock(
MakeBlockFromExpression(
(Expression)result
)));
break;
case SnippetType.Statements:
compilationUnit = MakeCompilationUnitFromTypeMembers(
MakeMethodFromBlock(
(BlockStatement)result
));
break;
case SnippetType.TypeMembers:
compilationUnit = MakeCompilationUnitFromTypeMembers(result.Children);
break;
default:
throw new NotSupportedException("Unknown snippet type: " + parser.SnippetType);
}
// convert NRefactory CU in DOM CU
NRefactoryASTConvertVisitor visitor = new NRefactoryASTConvertVisitor(project);
visitor.VisitCompilationUnit(compilationUnit, null);
visitor.Cu.FileName = sourceLanguage == SupportedLanguage.CSharp ? "a.cs" : "a.vb";
// and register the compilation unit in the DOM
foreach (IClass c in visitor.Cu.Classes)
{
project.AddClassToNamespaceList(c);
}
parseInfo = new ParseInformation();
parseInfo.SetCompilationUnit(visitor.Cu);
return(result);
}
