public EditorScript(IExportProvider exportProvider, CoreEditor coreEditor, IDisposable containerDisposable)
{
_exportProvider = exportProvider;
_coreEditor = coreEditor;
_editorShell = _exportProvider.GetExportedValue <IEditorShell>();
_containerDisposable = containerDisposable;
}
public static void DoActionOnLines(ITextView textView, ITextBuffer textBuffer, ITextRange range, IEditorShell editorShell, Func<ITextSnapshotLine, bool> action, string actionName) {
// When user clicks editor margin to select a line, selection actually
// ends in the beginning of the next line. In order to prevent commenting
// of the next line that user did not select, we need to shrink span to
// format and exclude the trailing line break.
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
ITextSnapshotLine line = snapshot.GetLineFromPosition(range.End);
int start = range.Start;
int end = range.End;
if (line.Start.Position == range.End && range.Length > 0) {
if (line.LineNumber > 0) {
line = snapshot.GetLineFromLineNumber(line.LineNumber - 1);
end = line.End.Position;
start = Math.Min(start, end);
}
}
int startLineNumber = textBuffer.CurrentSnapshot.GetLineNumberFromPosition(start);
int endLineNumber = textBuffer.CurrentSnapshot.GetLineNumberFromPosition(end);
using (var undoAction = editorShell.CreateCompoundAction(textView, textBuffer)) {
undoAction.Open(actionName);
bool changed = false;
for (int i = startLineNumber; i <= endLineNumber; i++) {
line = textBuffer.CurrentSnapshot.GetLineFromLineNumber(i);
changed |= action(line);
}
if (changed) {
undoAction.Commit();
}
}
}
protected FunctionIndexBasedTest(AssemblyMefCatalogFixture catalog)
{
_exportProvider = catalog.CreateExportProvider();
_editorShell = _exportProvider.GetExportedValue <IEditorShell>();
_packageIndex = _exportProvider.GetExportedValue <IPackageIndex>();
_functionIndex = _exportProvider.GetExportedValue <IFunctionIndex>();
}
public ROutliningTagger(REditorDocument document, IEditorShell shell)
: base(document.EditorTree.TextBuffer, new ROutlineRegionBuilder(document, shell))
{
document.DocumentClosing += OnDocumentClosing;
ServiceManager.AddService <ROutliningTagger>(this, document.EditorTree.TextBuffer, shell);
}
public DocumentWindowBase(IEditorShell main, HierarchyNode item)
{
Shell = main;
Node = item;
Text = item.NodeDataAdapter.GetDisplayName();
item.Changed += (s, a) => { Text = item.NodeDataAdapter.GetDisplayName(); };
this.Activated += (s, a) => { Shell.Hierarchy.SetSelected(Node); };
}
public static void HandleAutoformat(ITextView textView, IEditorShell editorShell, char typedChar) {
if (!REditorSettings.AutoFormat) {
return;
}
if (!REditorSettings.FormatScope && typedChar == '}') {
return;
}
SnapshotPoint? rPoint = GetCaretPointInBuffer(textView);
if (!rPoint.HasValue) {
return;
}
var document = REditorDocument.FromTextBuffer(textView.TextBuffer);
var ast = document.EditorTree.AstRoot;
// Make sure we are not formatting damaging the projected range in R Markdown
// which looks like ```{r. 'r' should not separate from {.
var host = ContainedLanguageHost.GetHost(textView, document.TextBuffer, editorShell);
if(host != null && !host.CanFormatLine(textView, document.TextBuffer, document.TextBuffer.CurrentSnapshot.GetLineNumberFromPosition(rPoint.Value))) {
return;
}
// We don't want to auto-format inside strings
if (ast.IsPositionInsideString(rPoint.Value.Position)) {
return;
}
ITextBuffer subjectBuffer = rPoint.Value.Snapshot.TextBuffer;
if (typedChar.IsLineBreak()) {
// Special case for hitting caret after } and before 'else'. We do want to format
// the construct as '} else {' but if user types Enter after } and we auto-format
// it will look as if the editor just eats the Enter. Instead, we will not be
// autoformatting in this specific case. User can always format either the document
// or select the block and reformat it.
if (!IsBetweenCurlyAndElse(subjectBuffer, rPoint.Value.Position)) {
var scopeStatement = GetFormatScope(textView, subjectBuffer, ast);
// Do not format large scope blocks for performance reasons
if (scopeStatement != null && scopeStatement.Length < 200) {
FormatOperations.FormatNode(textView, subjectBuffer, editorShell, scopeStatement);
} else {
FormatOperations.FormatViewLine(textView, subjectBuffer, -1, editorShell);
}
}
} else if (typedChar == ';') {
// Verify we are at the end of the string and not in a middle
// of another string or inside a statement.
ITextSnapshotLine line = subjectBuffer.CurrentSnapshot.GetLineFromPosition(rPoint.Value.Position);
int positionInLine = rPoint.Value.Position - line.Start;
string lineText = line.GetText();
if (positionInLine >= lineText.TrimEnd().Length) {
FormatOperations.FormatViewLine(textView, subjectBuffer, 0, editorShell);
}
} else if (typedChar == '}') {
FormatOperations.FormatCurrentStatement(textView, subjectBuffer, editorShell, limitAtCaret: true, caretOffset: -1);
}
}
public EditorRoot(IEditorShell shell)
{
_editedModel = new Flow();
var locationsFolder = this.AddFolder("Locations");
locationsFolder.Commands.Add("Add directory", () =>
{
var location = new Location()
{
Type = LocationType.Directory
};
_editedModel.Locations.Add(location);
});
locationsFolder.Commands.Add("Add file", () =>
{
var location = new Location()
{
Type = LocationType.File
};
_editedModel.Locations.Add(location);
});
_editedModel.Locations.ItemAdded += (s, a) =>
{
var newNode = locationsFolder.Add(a.Item);
newNode.Commands.Add("Remove", () => { _editedModel.Locations.Remove(a.Item); });
var nameProp = newNode.AddProperty(x => x.Name);
var typeProp = newNode.AddReadOnlyProperty(x => x.Type);
string editorName = null;
switch (a.Item.Type)
{
case LocationType.Directory:
editorName = typeof(System.Windows.Forms.Design.FolderNameEditor).AssemblyQualifiedName;
break;
case LocationType.File:
editorName = typeof(System.Windows.Forms.Design.FileNameEditor).AssemblyQualifiedName;
break;
}
var pathProperty = newNode.AddProperty(x => x.Path);
pathProperty.AssemblyQualifiedNameOfPropertyGridEditorType = editorName;
newNode.Select();
};
_editedModel.Locations.ItemRemoved += (s, a) =>
{
var node = locationsFolder.Nodes().Where(x => x.Tag == a.Item).First();
locationsFolder.Remove(node);
};
}
/// <summary>
/// Formats specific AST node
/// </summary>
public static void FormatNode(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, IAstNode node, int limit = -1) {
if (node != null) {
if (limit >= 0 && limit < node.Start) {
throw new ArgumentException(nameof(limit));
}
ITextRange range = limit < 0 ? node as ITextRange : TextRange.FromBounds(node.Start, limit);
UndoableFormatRange(textView, textBuffer, range, editorShell);
}
}
public ROutlineRegionBuilder(IREditorDocument document, IEditorShell shell)
: base(document.EditorTree.TextBuffer, shell) {
EditorDocument = document;
EditorDocument.DocumentClosing += OnDocumentClosing;
EditorTree = document.EditorTree;
EditorTree.UpdateCompleted += OnTreeUpdateCompleted;
EditorTree.Closing += OnEditorTreeClosing;
}
public CompoundUndoAction(ITextView textView, IEditorShell editorShell, bool addRollbackOnCancel = true) {
if (!editorShell.IsUnitTestEnvironment) {
IEditorOperationsFactoryService operationsService = editorShell.ExportProvider.GetExportedValue<IEditorOperationsFactoryService>();
ITextBufferUndoManagerProvider undoProvider = editorShell.ExportProvider.GetExportedValue<ITextBufferUndoManagerProvider>();
_editorOperations = operationsService.GetEditorOperations(textView);
_undoManager = undoProvider.GetTextBufferUndoManager(_editorOperations.TextView.TextBuffer);
_addRollbackOnCancel = addRollbackOnCancel;
}
}
protected OutlineRegionBuilder(ITextBuffer textBuffer, IEditorShell editorShell)
{
CurrentRegions = new OutlineRegionCollection(0);
TextBuffer = textBuffer;
TextBuffer.Changed += OnTextBufferChanged;
BackgroundTask = new IdleTimeAsyncTask(TaskAction, MainThreadAction, editorShell);
BackgroundTask.DoTaskOnIdle(300);
}
public ROutlineRegionBuilder(IREditorDocument document, IEditorShell shell)
: base(document.EditorTree.TextBuffer, shell)
{
EditorDocument = document;
EditorDocument.DocumentClosing += OnDocumentClosing;
EditorTree = document.EditorTree;
EditorTree.UpdateCompleted += OnTreeUpdateCompleted;
EditorTree.Closing += OnEditorTreeClosing;
}
protected OutlineRegionBuilder(ITextBuffer textBuffer, IEditorShell editorShell) {
CurrentRegions = new OutlineRegionCollection(0);
TextBuffer = textBuffer;
TextBuffer.Changed += OnTextBufferChanged;
BackgroundTask = new IdleTimeAsyncTask(TaskAction, MainThreadAction, editorShell);
if (IsEnabled) {
BackgroundTask.DoTaskOnIdle(300);
}
}
/// <summary>
/// Asynchronous idle time task constructor
/// </summary>
/// <param name="taskAction">Task to perform in a background thread</param>
/// <param name="callbackAction">Callback to invoke when task completes</param>
/// <param name="cancelAction">Callback to invoke if task is canceled</param>
/// <param name="shell"></param>
public IdleTimeAsyncTask(Func<object> taskAction, Action<object> callbackAction, Action<object> cancelAction, IEditorShell shell)
: this(shell) {
Debug.Assert(taskAction != null);
if (taskAction == null)
throw new ArgumentNullException(nameof(taskAction));
_taskAction = taskAction;
_callbackAction = callbackAction;
_cancelAction = cancelAction;
}
public CompoundUndoAction(ITextView textView, IEditorShell editorShell, bool addRollbackOnCancel = true)
{
if (!editorShell.IsUnitTestEnvironment)
{
IEditorOperationsFactoryService operationsService = editorShell.GlobalServices.GetService <IEditorOperationsFactoryService>();
ITextBufferUndoManagerProvider undoProvider = editorShell.GlobalServices.GetService <ITextBufferUndoManagerProvider>();
_editorOperations = operationsService.GetEditorOperations(textView);
_undoManager = undoProvider.GetTextBufferUndoManager(_editorOperations.TextView.TextBuffer);
_addRollbackOnCancel = addRollbackOnCancel;
}
}
/// <summary>
/// Formats specific AST node
/// </summary>
public static void FormatNode(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, IAstNode node, int limit = -1)
{
if (node != null)
{
if (limit >= 0 && limit < node.Start)
{
throw new ArgumentException(nameof(limit));
}
ITextRange range = limit < 0 ? node as ITextRange : TextRange.FromBounds(node.Start, limit);
UndoableFormatRange(textView, textBuffer, range, editorShell);
}
}
public static OutlineRegionCollection BuildOutlineRegions(IEditorShell editorShell, string content) {
TextBufferMock textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
using (var tree = new EditorTree(textBuffer, editorShell)) {
tree.Build();
using (var editorDocument = new EditorDocumentMock(tree)) {
using (var ob = new ROutlineRegionBuilder(editorDocument, editorShell)) {
OutlineRegionCollection rc = new OutlineRegionCollection(0);
ob.BuildRegions(rc);
return rc;
}
}
}
}
/// <summary>
/// Formats statement that the caret is at
/// </summary>
public static void FormatCurrentStatement(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, bool limitAtCaret = false, int caretOffset = 0) {
SnapshotPoint? caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue) {
return;
}
IREditorDocument document = REditorDocument.TryFromTextBuffer(textBuffer);
if (document != null) {
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
AstRoot ast = document.EditorTree.AstRoot;
IAstNode node = ast.GetNodeOfTypeFromPosition<IStatement>(Math.Max(0, caretPoint.Value + caretOffset)) as IAstNode;
FormatNode(textView, textBuffer, editorShell, node, limit: caretPoint.Value);
}
}
public IdleTimeAsyncTaskQueue(IEditorShell shell) {
_shell = shell;
var logicalCpuCount = Environment.ProcessorCount;
var taskCount = logicalCpuCount / 4;
if (taskCount == 0)
taskCount = 1;
_workerTasks = new IdleTimeAsyncTask[taskCount];
for (int i = 0; i < _workerTasks.Length; i++) {
_workerTasks[i] = new IdleTimeAsyncTask(_shell);
}
}
/// <summary>
/// Incrementally applies whitespace change to the buffer
/// having old and new tokens produced from the 'before formatting'
/// and 'after formatting' versions of the same text.
/// </summary>
/// <param name="textBuffer">Text buffer to apply changes to</param>
/// <param name="newTextProvider">Text provider of the text fragment before formatting</param>
/// <param name="newTextProvider">Text provider of the formatted text</param>
/// <param name="oldTokens">Tokens from the 'before' text fragment</param>
/// <param name="newTokens">Tokens from the 'after' text fragment</param>
/// <param name="formatRange">Range that is being formatted in the text buffer</param>
/// <param name="transactionName">Name of the undo transaction to open</param>
/// <param name="selectionTracker">Selection tracker object that will save, track
/// <param name="additionalAction">Action to perform after changes are applies by undo unit is not yet closed.</param>
/// and restore selection after changes have been applied.</param>
public static void ApplyChangeByTokens(
ITextBuffer textBuffer,
ITextProvider oldTextProvider,
ITextProvider newTextProvider,
IReadOnlyList <ITextRange> oldTokens,
IReadOnlyList <ITextRange> newTokens,
ITextRange formatRange,
string transactionName,
ISelectionTracker selectionTracker,
IEditorShell editorShell,
Action additionalAction = null)
{
Debug.Assert(oldTokens.Count == newTokens.Count);
if (oldTokens.Count == newTokens.Count)
{
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
using (CreateSelectionUndo(selectionTracker, editorShell, transactionName)) {
using (ITextEdit edit = textBuffer.CreateEdit()) {
if (oldTokens.Count > 0)
{
// Replace whitespace between tokens in reverse so relative positions match
int oldEnd = oldTextProvider.Length;
int newEnd = newTextProvider.Length;
string oldText, newText;
for (int i = newTokens.Count - 1; i >= 0; i--)
{
oldText = oldTextProvider.GetText(TextRange.FromBounds(oldTokens[i].End, oldEnd));
newText = newTextProvider.GetText(TextRange.FromBounds(newTokens[i].End, newEnd));
if (oldText != newText)
{
edit.Replace(formatRange.Start + oldTokens[i].End, oldEnd - oldTokens[i].End, newText);
}
oldEnd = oldTokens[i].Start;
newEnd = newTokens[i].Start;
}
newText = newTextProvider.GetText(TextRange.FromBounds(0, newEnd));
edit.Replace(formatRange.Start, oldEnd, newText);
}
else
{
string newText = newTextProvider.GetText(TextRange.FromBounds(0, newTextProvider.Length));
edit.Replace(formatRange.Start, formatRange.Length, newText);
}
edit.Apply();
additionalAction?.Invoke();
}
}
}
}
public static OutlineRegionCollection BuildOutlineRegions(IEditorShell editorShell, string content)
{
TextBufferMock textBuffer = new TextBufferMock(content, RContentTypeDefinition.ContentType);
using (var tree = new EditorTree(textBuffer, editorShell)) {
tree.Build();
using (var editorDocument = new EditorDocumentMock(tree)) {
using (var ob = new ROutlineRegionBuilder(editorDocument, editorShell)) {
OutlineRegionCollection rc = new OutlineRegionCollection(0);
ob.BuildRegions(rc);
return(rc);
}
}
}
}
public static void OutlineFile(IEditorShell editorShell, EditorTestFilesFixture fixture, string name) {
string testFile = fixture.GetDestinationPath(name);
string baselineFile = testFile + ".outline";
string text = fixture.LoadDestinationFile(name);
OutlineRegionCollection rc = BuildOutlineRegions(editorShell, text);
string actual = TextRangeCollectionWriter.WriteCollection(rc);
if (_regenerateBaselineFiles) {
baselineFile = Path.Combine(fixture.SourcePath, Path.GetFileName(testFile)) + ".outline";
TestFiles.UpdateBaseline(baselineFile, actual);
} else {
TestFiles.CompareToBaseLine(baselineFile, actual);
}
}
public OldEditorView(Editor editor, IEditorShell shell)
{
Verify.IsNotNull(editor, "editor");
Verify.IsNotNull(shell, "shell");
this.Shell = shell;
this.Editor = editor;
this.Editor.ProgressChanged += new ProgressChangedEventHandler(Editor_ProgressChanged);
SaveCommand = new DelegateCommand(SaveProject, HasProject);
CloseCommand = new DelegateCommand(CloseProject, HasProject);
ExitCommand = new DelegateCommand(Exit);
HelpCommand = new DelegateCommand(ShowHelp);
UpdateSettings();
}
protected override void OnStartup(StartupEventArgs e)
{
using (Editor = new Editor())
{
Editor.LoadExtensions();
InitializeCulture(Editor);
var splashWindow = GetSplashWindow(e.Args);
var settings = Editor.FindSettings <GeneralSettings>();
var mainWindow = (Window)Editor.ToView();
// Walk-around glass flash problems
mainWindow.Left = SystemParameters.VirtualScreenWidth;
mainWindow.Top = SystemParameters.VirtualScreenHeight;
mainWindow.SourceInitialized += (sender, args) =>
{
if (settings.WindowPlacement != null)
{
}
mainWindow.WindowState = settings.WindowMaximized ? WindowState.Maximized : WindowState.Normal;
mainWindow.Width = Math.Min(settings.WindowWidth, SystemParameters.VirtualScreenWidth);
mainWindow.Height = Math.Min(settings.WindowHeight, SystemParameters.VirtualScreenHeight);
mainWindow.Left = (SystemParameters.VirtualScreenWidth - mainWindow.Width) / 2;
mainWindow.Top = (SystemParameters.VirtualScreenHeight - mainWindow.Height) / 2;
if (splashWindow != IntPtr.Zero)
{
;// NativeMethods.ShowWindow(splashWindow, SW.HIDE);
}
};
mainWindow.Closed += (sender, args) =>
{
settings.WindowPlacement = GetWindowPlacement(mainWindow);
};
Shell = (IEditorShell)mainWindow;
Shell.ShowDialogAsync(new FilesView {
DataContext = App.Editor
});
mainWindow.Show();
}
}
public static bool FormatRange(ITextView textView, ITextBuffer textBuffer, ITextRange formatRange, RFormatOptions options, IEditorShell editorShell) {
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
int start = formatRange.Start;
int end = formatRange.End;
if(!CanFormatRange(textView, textBuffer, formatRange, editorShell)) {
return false;
}
// When user clicks editor margin to select a line, selection actually
// ends in the beginning of the next line. In order to prevent formatting
// of the next line that user did not select, we need to shrink span to
// format and exclude the trailing line break.
ITextSnapshotLine line = snapshot.GetLineFromPosition(formatRange.End);
if (line.Start.Position == formatRange.End && formatRange.Length > 0) {
if (line.LineNumber > 0) {
line = snapshot.GetLineFromLineNumber(line.LineNumber - 1);
end = line.End.Position;
start = Math.Min(start, end);
}
}
// Expand span to include the entire line
ITextSnapshotLine startLine = snapshot.GetLineFromPosition(start);
ITextSnapshotLine endLine = snapshot.GetLineFromPosition(end);
// In case of formatting of multiline expressions formatter needs
// to know the entire expression since otherwise it may not correctly
// preserve user indentation. Consider 'x >% y' which is a plain statement
// and needs to be indented at regular scope level vs
//
// a %>% b %>%
// x %>% y
//
// where user indentation of 'x %>% y' must be preserved. We don't have
// complete information here since expression may not be syntactically
// correct and hence AST may not have correct information and besides,
// the AST is damaged at this point. As a workaround, we will check
// if the previous line ends with an operator current line starts with
// an operator.
int startPosition = FindStartOfExpression(textBuffer, startLine.Start);
formatRange = TextRange.FromBounds(startPosition, endLine.End);
return FormatRangeExact(textView, textBuffer, formatRange, options, editorShell);
}
public static void OutlineFile(IEditorShell editorShell, EditorTestFilesFixture fixture, string name)
{
string testFile = fixture.GetDestinationPath(name);
string baselineFile = testFile + ".outline";
string text = fixture.LoadDestinationFile(name);
OutlineRegionCollection rc = BuildOutlineRegions(editorShell, text);
string actual = TextRangeCollectionWriter.WriteCollection(rc);
if (_regenerateBaselineFiles)
{
baselineFile = Path.Combine(fixture.SourcePath, Path.GetFileName(testFile)) + ".outline";
TestFiles.UpdateBaseline(baselineFile, actual);
}
else
{
TestFiles.CompareToBaseLine(baselineFile, actual);
}
}
/// <summary>
/// Incrementally applies whitespace change to the buffer
/// having old and new tokens produced from the 'before formatting'
/// and 'after formatting' versions of the same text.
/// </summary>
/// <param name="textBuffer">Text buffer to apply changes to</param>
/// <param name="newTextProvider">Text provider of the text fragment before formatting</param>
/// <param name="newTextProvider">Text provider of the formatted text</param>
/// <param name="oldTokens">Tokens from the 'before' text fragment</param>
/// <param name="newTokens">Tokens from the 'after' text fragment</param>
/// <param name="formatRange">Range that is being formatted in the text buffer</param>
/// <param name="transactionName">Name of the undo transaction to open</param>
/// <param name="selectionTracker">Selection tracker object that will save, track
/// <param name="additionalAction">Action to perform after changes are applies by undo unit is not yet closed.</param>
/// and restore selection after changes have been applied.</param>
public static void ApplyChangeByTokens(
ITextBuffer textBuffer,
ITextProvider oldTextProvider,
ITextProvider newTextProvider,
IReadOnlyList<ITextRange> oldTokens,
IReadOnlyList<ITextRange> newTokens,
ITextRange formatRange,
string transactionName,
ISelectionTracker selectionTracker,
IEditorShell editorShell,
Action additionalAction = null) {
Debug.Assert(oldTokens.Count == newTokens.Count);
if (oldTokens.Count == newTokens.Count) {
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
using (CreateSelectionUndo(selectionTracker, editorShell, transactionName)) {
using (ITextEdit edit = textBuffer.CreateEdit()) {
if (oldTokens.Count > 0) {
// Replace whitespace between tokens in reverse so relative positions match
int oldEnd = oldTextProvider.Length;
int newEnd = newTextProvider.Length;
string oldText, newText;
for (int i = newTokens.Count - 1; i >= 0; i--) {
oldText = oldTextProvider.GetText(TextRange.FromBounds(oldTokens[i].End, oldEnd));
newText = newTextProvider.GetText(TextRange.FromBounds(newTokens[i].End, newEnd));
if (oldText != newText) {
edit.Replace(formatRange.Start + oldTokens[i].End, oldEnd - oldTokens[i].End, newText);
}
oldEnd = oldTokens[i].Start;
newEnd = newTokens[i].Start;
}
newText = newTextProvider.GetText(TextRange.FromBounds(0, newEnd));
edit.Replace(formatRange.Start, oldEnd, newText);
} else {
string newText = newTextProvider.GetText(TextRange.FromBounds(0, newTextProvider.Length));
edit.Replace(formatRange.Start, formatRange.Length, newText);
}
edit.Apply();
additionalAction?.Invoke();
}
}
}
}
public IdleTimeAsyncTaskQueue(IEditorShell shell)
{
_shell = shell;
var logicalCpuCount = Environment.ProcessorCount;
var taskCount = logicalCpuCount / 4;
if (taskCount == 0)
{
taskCount = 1;
}
_workerTasks = new IdleTimeAsyncTask[taskCount];
for (int i = 0; i < _workerTasks.Length; i++)
{
_workerTasks[i] = new IdleTimeAsyncTask(_shell);
}
}
public static bool FormatRangeExact(ITextView textView, ITextBuffer textBuffer, ITextRange formatRange, RFormatOptions options, IEditorShell editorShell) {
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
Span spanToFormat = new Span(formatRange.Start, formatRange.Length);
string spanText = snapshot.GetText(spanToFormat.Start, spanToFormat.Length);
string trimmedSpanText = spanText.Trim();
RFormatter formatter = new RFormatter(options);
string formattedText = formatter.Format(trimmedSpanText);
formattedText = formattedText.Trim(); // There may be inserted line breaks after {
// Apply formatted text without indentation. We then will update the parse tree
// so we can calculate proper line indents from the AST via the smart indenter.
if (!spanText.Equals(formattedText, StringComparison.Ordinal)) {
// Extract existing indent before applying changes. Existing indent
// may be used by the smart indenter for function argument lists.
var startLine = snapshot.GetLineFromPosition(spanToFormat.Start);
var originalIndentSizeInSpaces = IndentBuilder.TextIndentInSpaces(startLine.GetText(), options.IndentSize);
var selectionTracker = new RSelectionTracker(textView, textBuffer, formatRange);
RTokenizer tokenizer = new RTokenizer();
IReadOnlyTextRangeCollection<RToken> oldTokens = tokenizer.Tokenize(spanText);
IReadOnlyTextRangeCollection<RToken> newTokens = tokenizer.Tokenize(formattedText);
IncrementalTextChangeApplication.ApplyChangeByTokens(
textBuffer,
new TextStream(spanText), new TextStream(formattedText),
oldTokens, newTokens,
formatRange,
Resources.AutoFormat, selectionTracker, editorShell,
() => {
var ast = UpdateAst(textBuffer);
// Apply indentation
IndentLines(textView, textBuffer, new TextRange(formatRange.Start, formattedText.Length), ast, options, originalIndentSizeInSpaces);
});
return true;
}
return false;
}
public static void FormatCurrentScope(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, bool indentCaret) {
// Figure out caret position in the document text buffer
SnapshotPoint? caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue) {
return;
}
IREditorDocument document = REditorDocument.TryFromTextBuffer(textBuffer);
if (document != null) {
// Make sure AST is up to date
document.EditorTree.EnsureTreeReady();
var ast = document.EditorTree.AstRoot;
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
// Find scope to format
IScope scope = ast.GetNodeOfTypeFromPosition<IScope>(caretPoint.Value);
using (var undoAction = editorShell.CreateCompoundAction(textView, textView.TextBuffer)) {
undoAction.Open(Resources.AutoFormat);
// Now format the scope
bool changed = RangeFormatter.FormatRange(textView, textBuffer, scope, REditorSettings.FormatOptions, editorShell);
if (indentCaret) {
// Formatting may change AST and the caret position so we need to reacquire both
caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (caretPoint.HasValue) {
document.EditorTree.EnsureTreeReady();
ast = document.EditorTree.AstRoot;
scope = ast.GetNodeOfTypeFromPosition<IScope>(caretPoint.Value);
IndentCaretInNewScope(textView, scope, caretPoint.Value, REditorSettings.FormatOptions);
}
}
if (changed) {
undoAction.Commit();
}
}
}
}
public ReplFormatDocumentCommand(ITextView view, ITextBuffer buffer, IEditorShell editorShell)
: base(view, buffer, editorShell)
{
}
public ROutliningTagger(REditorDocument document, IEditorShell shell)
: base(document.EditorTree.TextBuffer, new ROutlineRegionBuilder(document, shell)) {
document.DocumentClosing += OnDocumentClosing;
ServiceManager.AddService<ROutliningTagger>(this, document.EditorTree.TextBuffer, shell);
}
public static void UndoableFormatRange(ITextView textView, ITextBuffer textBuffer, ITextRange formatRange, IEditorShell editorShell, bool exactRange = false) {
using (var undoAction = editorShell.CreateCompoundAction(textView, textView.TextBuffer)) {
undoAction.Open(Resources.AutoFormat);
var result = exactRange
? RangeFormatter.FormatRangeExact(textView, textBuffer, formatRange, REditorSettings.FormatOptions, editorShell)
: RangeFormatter.FormatRange(textView, textBuffer, formatRange, REditorSettings.FormatOptions, editorShell);
if (result) {
undoAction.Commit();
}
}
}
public FormatCommandTest(IExportProvider exportProvider)
{
_editorShell = exportProvider.GetExportedValue <IEditorShell>();
}
public ROutlineBuilderTest(REditorMefCatalogFixture catalogFixture, EditorTestFilesFixture testFiles)
{
_exportProvider = catalogFixture.CreateExportProvider();
_editorShell = _exportProvider.GetExportedValue <IEditorShell>();
_testFiles = testFiles;
}
public static void FormatCurrentScope(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, bool indentCaret)
{
// Figure out caret position in the document text buffer
SnapshotPoint?caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue)
{
return;
}
IREditorDocument document = REditorDocument.TryFromTextBuffer(textBuffer);
if (document != null)
{
// Make sure AST is up to date
document.EditorTree.EnsureTreeReady();
var ast = document.EditorTree.AstRoot;
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
// Find scope to format
IScope scope = ast.GetNodeOfTypeFromPosition <IScope>(caretPoint.Value);
using (var undoAction = editorShell.CreateCompoundAction(textView, textView.TextBuffer)) {
undoAction.Open(Resources.AutoFormat);
// Now format the scope
bool changed = RangeFormatter.FormatRange(textView, textBuffer, scope, REditorSettings.FormatOptions, editorShell);
if (indentCaret)
{
// Formatting may change AST and the caret position so we need to reacquire both
caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (caretPoint.HasValue)
{
document.EditorTree.EnsureTreeReady();
ast = document.EditorTree.AstRoot;
scope = ast.GetNodeOfTypeFromPosition <IScope>(caretPoint.Value);
IndentCaretInNewScope(textView, scope, caretPoint.Value, REditorSettings.FormatOptions);
}
}
if (changed)
{
undoAction.Commit();
}
}
}
}
/// <summary>
/// Formats statement that the caret is at
/// </summary>
public static void FormatCurrentStatement(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell, bool limitAtCaret = false, int caretOffset = 0)
{
SnapshotPoint?caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue)
{
return;
}
IREditorDocument document = REditorDocument.TryFromTextBuffer(textBuffer);
if (document != null)
{
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
AstRoot ast = document.EditorTree.AstRoot;
IAstNode node = ast.GetNodeOfTypeFromPosition <IStatement>(Math.Max(0, caretPoint.Value + caretOffset)) as IAstNode;
FormatNode(textView, textBuffer, editorShell, node, limit: caretPoint.Value);
}
}
/// <summary>
/// Formats line the caret is currently at
/// </summary>
public static void FormatViewLine(ITextView textView, ITextBuffer textBuffer, int offset, IEditorShell editorShell)
{
SnapshotPoint?caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue)
{
return;
}
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
int lineNumber = snapshot.GetLineNumberFromPosition(caretPoint.Value.Position);
ITextSnapshotLine line = snapshot.GetLineFromLineNumber(lineNumber + offset);
ITextRange formatRange = new TextRange(line.Start, line.Length);
UndoableFormatRange(textView, textBuffer, formatRange, editorShell, exactRange: true);
}
private static IDisposable CreateSelectionUndo(ISelectionTracker selectionTracker, IEditorShell editorShell, string transactionName) {
if (editorShell.IsUnitTestEnvironment) {
return Disposable.Empty;
}
var textBufferUndoManagerProvider = editorShell.ExportProvider.GetExportedValue<ITextBufferUndoManagerProvider>();
return new SelectionUndo(selectionTracker, textBufferUndoManagerProvider, transactionName, automaticTracking: false);
}
public ROutlineBuilderTest(REditorMefCatalogFixture catalogFixture, EditorTestFilesFixture testFiles) {
_exportProvider = catalogFixture.CreateExportProvider();
_editorShell = _exportProvider.GetExportedValue<IEditorShell>();
_testFiles = testFiles;
}
public GotoBraceCommandTest(IExportProvider exportProvider)
{
_editorShell = exportProvider.GetExportedValue <IEditorShell>();
}
public RCommandFactory([Import(AllowDefault = true)] IObjectViewer objectViewer, [Import(AllowDefault = true)] IRInteractiveWorkflowProvider workflowProvider, IEditorShell editorShell)
{
_objectViewer = objectViewer;
_workflowProvider = workflowProvider;
_editorShell = editorShell;
}
/// <summary>
/// Formats line the caret is currently at
/// </summary>
public static void FormatViewLine(ITextView textView, ITextBuffer textBuffer, int offset, IEditorShell editorShell) {
SnapshotPoint? caretPoint = REditorDocument.MapCaretPositionFromView(textView);
if (!caretPoint.HasValue) {
return;
}
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
int lineNumber = snapshot.GetLineNumberFromPosition(caretPoint.Value.Position);
ITextSnapshotLine line = snapshot.GetLineFromLineNumber(lineNumber + offset);
ITextRange formatRange = new TextRange(line.Start, line.Length);
UndoableFormatRange(textView, textBuffer, formatRange, editorShell, exactRange: true);
}
public EditingCommand(ITextView textView, IEditorShell editorShell, CommandId id)
: base(textView, id, true)
{
EditorShell = editorShell;
}
public static void UndoableFormatRange(ITextView textView, ITextBuffer textBuffer, ITextRange formatRange, IEditorShell editorShell, bool exactRange = false)
{
using (var undoAction = editorShell.CreateCompoundAction(textView, textView.TextBuffer)) {
undoAction.Open(Resources.AutoFormat);
var result = exactRange
? RangeFormatter.FormatRangeExact(textView, textBuffer, formatRange, REditorSettings.FormatOptions, editorShell)
: RangeFormatter.FormatRange(textView, textBuffer, formatRange, REditorSettings.FormatOptions, editorShell);
if (result)
{
undoAction.Commit();
}
}
}
public ReplFormatDocumentCommand(ITextView view, ITextBuffer buffer, IEditorShell editorShell)
: base(view, buffer, editorShell) { }
public CommenterTest(REditorMefCatalogFixture catalogFixture) {
_exportProvider = catalogFixture.CreateExportProvider();
_editorShell = _exportProvider.GetExportedValue<IEditorShell>();
}
private static bool CanFormatRange(ITextView textView, ITextBuffer textBuffer, ITextRange formatRange, IEditorShell editorShell) {
// Make sure we are not formatting damaging the projected range in R Markdown
// which looks like ```{r. 'r' should not separate from {.
var host = ContainedLanguageHost.GetHost(textView, textBuffer, editorShell);
if (host != null) {
ITextSnapshot snapshot = textBuffer.CurrentSnapshot;
int startLine = snapshot.GetLineNumberFromPosition(formatRange.Start);
int endLine = snapshot.GetLineNumberFromPosition(formatRange.End);
for(int i = startLine; i<= endLine; i++) {
if (!host.CanFormatLine(textView, textBuffer, i)) {
return false;
}
}
}
return true;
}
public Hierarchy CreateHierarchy(IEditorShell shell)
{
return(new TerminalConfigurationHierarchy(shell));
}
/// <summary>
/// Asynchronous idle time task constructor
/// </summary>
/// <param name="taskAction">Task to perform in a background thread</param>
/// <param name="shell"></param>
public IdleTimeAsyncTask(Func<object> taskAction, IEditorShell shell)
: this(taskAction, null, null, shell) {
}
public TerminalConfigurationHierarchy(IEditorShell shell)
{
this.shell = shell;
BindRoot();
}
public GotoBraceCommandTest(REditorMefCatalogFixture catalog) {
_exportProvider = catalog.CreateExportProvider();
_editorShell = _exportProvider.GetExportedValue<IEditorShell>();
}
public IdleTimeAsyncTask(IEditorShell shell) {
_shell = shell;
}
public BraceCompletionContextProvider(IEditorShell shell) {
_shell = shell;
}
public static void HandleAutoformat(ITextView textView, IEditorShell editorShell, char typedChar)
{
if (!REditorSettings.AutoFormat)
{
return;
}
if (!REditorSettings.FormatScope && typedChar == '}')
{
return;
}
SnapshotPoint?rPoint = GetCaretPointInBuffer(textView);
if (!rPoint.HasValue)
{
return;
}
var document = REditorDocument.FromTextBuffer(textView.TextBuffer);
var ast = document.EditorTree.AstRoot;
// Make sure we are not formatting damaging the projected range in R Markdown
// which looks like ```{r. 'r' should not separate from {.
var host = ContainedLanguageHost.GetHost(textView, document.TextBuffer, editorShell);
if (host != null && !host.CanFormatLine(textView, document.TextBuffer, document.TextBuffer.CurrentSnapshot.GetLineNumberFromPosition(rPoint.Value)))
{
return;
}
// We don't want to auto-format inside strings
if (ast.IsPositionInsideString(rPoint.Value.Position))
{
return;
}
ITextBuffer subjectBuffer = rPoint.Value.Snapshot.TextBuffer;
if (typedChar.IsLineBreak())
{
// Special case for hitting caret after } and before 'else'. We do want to format
// the construct as '} else {' but if user types Enter after } and we auto-format
// it will look as if the editor just eats the Enter. Instead, we will not be
// autoformatting in this specific case. User can always format either the document
// or select the block and reformat it.
if (!IsBetweenCurlyAndElse(subjectBuffer, rPoint.Value.Position))
{
var scopeStatement = GetFormatScope(textView, subjectBuffer, ast);
// Do not format large scope blocks for performance reasons
if (scopeStatement != null && scopeStatement.Length < 200)
{
FormatOperations.FormatNode(textView, subjectBuffer, editorShell, scopeStatement);
}
else if (CanFormatLine(textView, subjectBuffer, -1))
{
FormatOperations.FormatViewLine(textView, subjectBuffer, -1, editorShell);
}
}
}
else if (typedChar == ';')
{
// Verify we are at the end of the string and not in a middle
// of another string or inside a statement.
ITextSnapshotLine line = subjectBuffer.CurrentSnapshot.GetLineFromPosition(rPoint.Value.Position);
int positionInLine = rPoint.Value.Position - line.Start;
string lineText = line.GetText();
if (positionInLine >= lineText.TrimEnd().Length)
{
FormatOperations.FormatViewLine(textView, subjectBuffer, 0, editorShell);
}
}
else if (typedChar == '}')
{
FormatOperations.FormatCurrentStatement(textView, subjectBuffer, editorShell, limitAtCaret: true, caretOffset: -1);
}
}
internal UncommentCommand(ITextView textView, ITextBuffer textBuffer, IEditorShell editorShell)
: base(textView, editorShell, new CommandId(VSConstants.VSStd2K, (int)VSConstants.VSStd2KCmdID.UNCOMMENT_BLOCK)) {
}
public RangeFormatterTest(IExportProvider exportProvider) {
_exportProvider = exportProvider;
_editorShell = _exportProvider.GetExportedValue<IEditorShell>();
}
public DropHandlerProvider(IEditorShell editorShell, IRInteractiveWorkflowProvider workflowProvider) {
_editorShell = editorShell;
_workflowProvider = workflowProvider;
}
public DropHandlerProvider(IEditorShell editorShell, IWorkspaceServices wsps)
{
_editorShell = editorShell;
_wsps = wsps;
}
public EditingCommand(ITextView textView, IEditorShell editorShell, CommandId id)
: base(textView, id, true) {
EditorShell = editorShell;
}
