[MethodImpl(MethodImplOptions.NoInlining)] // Avoid loading InteractiveWindow unless necessary
private void PasteInteractiveFormat(ITextView textView)
{
var editorOperations = _editorOperationsFactoryService.GetEditorOperations(textView);
var data = RoslynClipboard.GetDataObject();
Debug.Assert(data != null);
bool dataHasLineCutCopyTag = false;
bool dataHasBoxCutCopyTag = false;
dataHasLineCutCopyTag = data.GetDataPresent(ClipboardLineBasedCutCopyTag);
dataHasBoxCutCopyTag = data.GetDataPresent(BoxSelectionCutCopyTag);
Debug.Assert(!(dataHasLineCutCopyTag && dataHasBoxCutCopyTag));
string text;
try
{
text = InteractiveClipboardFormat.Deserialize(RoslynClipboard.GetData(InteractiveClipboardFormat.Tag));
}
catch (InvalidDataException)
{
text = "<bad clipboard data>";
}
using (var transaction = _textUndoHistoryRegistry.GetHistory(textView.TextBuffer).CreateTransaction(EditorFeaturesResources.Paste))
{
editorOperations.AddBeforeTextBufferChangePrimitive();
if (dataHasLineCutCopyTag && textView.Selection.IsEmpty)
{
editorOperations.MoveToStartOfLine(extendSelection: false);
editorOperations.InsertText(text);
}
else if (dataHasBoxCutCopyTag)
{
// If the caret is on a blank line, treat this like a normal stream insertion
if (textView.Selection.IsEmpty && !HasNonWhiteSpaceCharacter(textView.Caret.Position.BufferPosition.GetContainingLine()))
{
// trim the last newline before paste
var trimmed = text.Remove(text.LastIndexOf(textView.Options.GetNewLineCharacter()));
editorOperations.InsertText(trimmed);
}
else
{
VirtualSnapshotPoint unusedStart, unusedEnd;
editorOperations.InsertTextAsBox(text, out unusedStart, out unusedEnd);
}
}
else
{
editorOperations.InsertText(text);
}
editorOperations.AddAfterTextBufferChangePrimitive();
transaction.Complete();
}
}
public void Deserialize_Errors()
{
Assert.Throws <ArgumentNullException>(() => InteractiveClipboardFormat.Deserialize(null));
Assert.Throws <InvalidDataException>(() => InteractiveClipboardFormat.Deserialize(1));
Assert.Throws <InvalidDataException>(() => InteractiveClipboardFormat.Deserialize("foo"));
Assert.Throws <InvalidDataException>(() => InteractiveClipboardFormat.Deserialize(@"
[
{""content"":""A"",""kind"":1},
{""content"":""B"",""kind"":1000000000000000000000},
{""content"":""C"",""kind"":1},
]"));
Assert.Throws <InvalidDataException>(() => InteractiveClipboardFormat.Deserialize(@"
[
{""content"":""A"",""kind"":1},
{""content"":""B"",""kind"":""x""},
{""content"":""C"",""kind"":1},
]"));
}
public void Deserialize()
{
var serialized = BufferBlock.Serialize(new[]
{
new BufferBlock(ReplSpanKind.Input, "I"),
new BufferBlock(ReplSpanKind.Output, "O"),
new BufferBlock(ReplSpanKind.LineBreak, "LB"),
new BufferBlock(ReplSpanKind.Prompt, "P"),
new BufferBlock(ReplSpanKind.StandardInput, "SI"),
});
Assert.Equal("IOLBSI", InteractiveClipboardFormat.Deserialize(serialized));
// missing kind interpreted as Prompt, which is ignored:
Assert.Equal("AC", InteractiveClipboardFormat.Deserialize(@"
[
{""content"":""A"",""kind"":1},
{""content"":""B"",""x"":1},
{""content"":""C"",""kind"":1},
]"));
// invalid kind ignored:
Assert.Equal("AC", InteractiveClipboardFormat.Deserialize(@"
[
{""content"":""A"",""kind"":1},
{""content"":""B"",""kind"":-1},
{""content"":""C"",""kind"":1},
]"));
// invalid kind ignored:
Assert.Equal("AC", InteractiveClipboardFormat.Deserialize(@"
[
{""content"":""A"",""kind"":1},
{""content"":""B"",""kind"":-1},
{""content"":""C"",""kind"":1},
]"));
}