private async Task AssertTextChanges(string source, string expected)
{
var testFile = new TestFile("dummy.cs", source);
SharedOmniSharpTestHost.AddFilesToWorkspace(testFile);
var span = testFile.Content.GetSpans().Single();
var range = testFile.Content.GetRangeFromSpan(span);
var request = new FormatRangeRequest()
{
Buffer = testFile.Content.Code,
FileName = testFile.FileName,
Line = range.Start.Line,
Column = range.Start.Offset,
EndLine = range.End.Line,
EndColumn = range.End.Offset
};
var requestHandler = SharedOmniSharpTestHost.GetRequestHandler <FormatRangeService>(OmniSharpEndpoints.FormatRange);
var response = await requestHandler.Handle(request);
var actual = response.Changes.ToArray();
var oldText = testFile.Content.Text;
var textChanges = GetTextChanges(oldText, response.Changes);
var actualText = oldText.WithChanges(textChanges).ToString();
Assert.Equal(expected.Replace("\r\n", "\n"), actualText.Replace("\r\n", "\n"));
}
private async Task AssertTextChanges(string source, params LinePositionSpanTextChange[] expected)
{
var testFile = new TestFile("dummy.cs", source);
SharedOmniSharpTestHost.AddFilesToWorkspace(testFile);
var span = testFile.Content.GetSpans().Single();
var range = testFile.Content.GetRangeFromSpan(span);
var request = new FormatRangeRequest()
{
Buffer = testFile.Content.Code,
FileName = testFile.FileName,
Line = range.Start.Line,
Column = range.Start.Offset,
EndLine = range.End.Line,
EndColumn = range.End.Offset
};
var requestHandler = SharedOmniSharpTestHost.GetRequestHandler <FormatRangeService>(OmniSharpEndpoints.FormatRange);
var response = await requestHandler.Handle(request);
var actual = response.Changes.ToArray();
Assert.Equal(expected.Length, actual.Length);
for (var i = 0; i < expected.Length; i++)
{
Assert.Equal(expected[i].NewText, actual[i].NewText);
Assert.Equal(expected[i].StartLine, actual[i].StartLine);
Assert.Equal(expected[i].StartColumn, actual[i].StartColumn);
Assert.Equal(expected[i].EndLine, actual[i].EndLine);
Assert.Equal(expected[i].EndColumn, actual[i].EndColumn);
}
}
public async override Task <TextEditContainer> Handle(DocumentRangeFormattingParams request, CancellationToken cancellationToken)
{
var omnisharpRequest = new FormatRangeRequest()
{
FileName = Helpers.FromUri(request.TextDocument.Uri),
Line = Convert.ToInt32(request.Range.Start.Line),
Column = Convert.ToInt32(request.Range.Start.Character),
EndLine = Convert.ToInt32(request.Range.End.Line),
EndColumn = Convert.ToInt32(request.Range.End.Character),
};
var omnisharpResponse = await _formatRangeHandler.Handle(omnisharpRequest);
return(omnisharpResponse.Changes.Select(change => new TextEdit()
{
NewText = change.NewText,
Range = new Range(new Position(change.StartLine, change.StartColumn), new Position(change.EndLine, change.EndColumn))
}).ToArray());
}
public async Task <FormatRangeResponse> FormatRange(FormatRangeRequest request)
{
var document = _workspace.GetDocument(request.FileName);
if (document == null)
{
return(null);
}
var lines = (await document.GetSyntaxTreeAsync()).GetText().Lines;
var start = lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var end = lines.GetPosition(new LinePosition(request.EndLine - 1, request.EndColumn - 1));
var changes = await Formatting.GetFormattingChangesForRange(_workspace, Options, document, start, end);
return(new FormatRangeResponse()
{
Changes = changes
});
}
private static async Task <IEnumerable <LinePositionSpanTextChange> > FormattingChangesForRange(FormatRangeRequest req)
{
var workspace = TestHelpers.CreateSimpleWorkspace(req.Buffer, req.FileName);
var controller = new OmnisharpController(workspace, null);
return((await controller.FormatRange(req)).Changes);
}
private static async Task <IEnumerable <LinePositionSpanTextChange> > FormattingChangesForRange(FormatRangeRequest req)
{
var workspace = await TestHelpers.CreateSimpleWorkspace(req.Buffer, req.FileName);
RequestHandler <FormatRangeRequest, FormatRangeResponse> controller = new FormatRangeService(workspace, new FormattingOptions());
return((await controller.Handle(req)).Changes);
}
