private void ParseSnapshot(ISnapshotTextContentProvider snapshotContent)
{
// queue analysis of the parsed tree at High Pri so the active buffer is quickly re-analyzed
var snapshot = snapshotContent.Snapshot;
if (snapshot.TextBuffer.ContentType.IsOfType(PythonCoreConstants.ContentType))
{
PythonAst ast;
CollectingErrorSink errorSink;
ParsePythonCode((TextContentProvider)snapshotContent, out ast, out errorSink);
if (ast != null)
{
IPythonProjectEntry analysis;
if (snapshot.TextBuffer.TryGetPythonAnalysis(out analysis))
{
// only update the AST when we're error free, this way we don't remove
// a useful analysis with an incomplete and useless analysis.
if (errorSink.Errors.Count == 0)
{
analysis.UpdateTree(ast, new SnapshotCookie(snapshot));
_analysisQueue.Enqueue(analysis, AnalysisPriority.High);
}
SimpleTagger <ErrorTag> squiggles = _squiggleProvider.GetErrorTagger(snapshot.TextBuffer);
squiggles.RemoveTagSpans(x => true);
// update squiggles for the live buffer
foreach (ErrorResult warning in errorSink.Warnings)
{
var span = warning.Span;
var tspan = CreateSpan(snapshot, span);
squiggles.CreateTagSpan(tspan, new ErrorTag("Warning", warning.Message));
}
foreach (ErrorResult error in errorSink.Errors)
{
var span = error.Span;
var tspan = CreateSpan(snapshot, span);
squiggles.CreateTagSpan(tspan, new ErrorTag("Error", error.Message));
}
}
}
}
else if (snapshot.TextBuffer.ContentType.IsOfType("xaml"))
{
string path = snapshot.TextBuffer.GetFilePath();
if (path != null)
{
IProjectEntry analysis;
XamlProjectEntry xamlProject;
if (_projectFiles.TryGetValue(path, out analysis) &&
(xamlProject = analysis as XamlProjectEntry) != null)
{
xamlProject.UpdateContent(((TextContentProvider)snapshotContent).GetReader(), new SnapshotCookie(snapshotContent.Snapshot));
_analysisQueue.Enqueue(analysis, AnalysisPriority.High);
}
}
}
}
public void Parse(TextContentProvider /*!*/ content)
{
var errorSink = new CollectingErrorSink();
SourceUnitTree ast = MakeParseTree(content, errorSink);
ISnapshotTextContentProvider snapshotContent = content as ISnapshotTextContentProvider;
if (snapshotContent != null)
{
// queue analysis of the parsed tree at High Pri so the active buffer is quickly re-analyzed
var snapshot = snapshotContent.Snapshot;
var analysis = AnalysisItem.GetAnalysis(snapshot.TextBuffer);
// only update the AST when we're error free, this way we don't remove
// a useful analysis with an incomplete and useless analysis.
if (errorSink.Errors.Count == 0)
{
analysis.UpdateTree(ast, new SnapshotCookie(snapshot));
_analysisQueue.Enqueue(analysis, AnalysisPriority.High);
}
SimpleTagger <ErrorTag> squiggles = _squiggleProvider.GetErrorTagger(snapshot.TextBuffer);
squiggles.RemoveTagSpans(x => true);
// update squiggles for the live buffer
foreach (ErrorResult warning in errorSink.Warnings)
{
var span = warning.Span;
var tspan = CreateSpan(snapshot, span);
squiggles.CreateTagSpan(tspan, new ErrorTag("Warning", warning.Message));
}
foreach (ErrorResult error in errorSink.Errors)
{
var span = error.Span;
var tspan = CreateSpan(snapshot, span);
squiggles.CreateTagSpan(tspan, new ErrorTag("Error", error.Message));
}
}
else
{
FileTextContentProvider fileContent = content as FileTextContentProvider;
AnalysisItem analysis;
if (fileContent != null && _projectFiles.TryGetValue(fileContent.Path, out analysis))
{
analysis.UpdateTree(ast, new FileCookie(fileContent.Path));
_analysisQueue.Enqueue(analysis, AnalysisPriority.Normal);
}
}
}
public void Parse(TextContentProvider content)
{
ISnapshotTextContentProvider snapshotContent = content as ISnapshotTextContentProvider;
if (snapshotContent != null)
{
ParseSnapshot(snapshotContent);
}
else
{
FileTextContentProvider fileContent = content as FileTextContentProvider;
if (fileContent != null)
{
ParseFile(fileContent);
}
}
}