private void GherkinLanguageServiceOnFileScopeChanged(object sender, GherkinFileScopeChange gherkinFileScopeChange)
{
if (TagsChanged != null)
{
SnapshotSpanEventArgs args = new SnapshotSpanEventArgs(gherkinFileScopeChange.CreateChangeSpan());
TagsChanged(this, args);
}
}
private void GherkinLanguageServiceOnFileScopeChanged(object sender, GherkinFileScopeChange gherkinFileScopeChange)
{
if (ClassificationChanged != null)
{
ClassificationChangedEventArgs args = new ClassificationChangedEventArgs(gherkinFileScopeChange.CreateChangeSpan());
ClassificationChanged(this, args);
}
}
private void GherkinLanguageServiceOnFileScopeChanged(object sender, GherkinFileScopeChange gherkinFileScopeChange)
{
if (ClassificationChanged != null)
{
ClassificationChangedEventArgs args = new ClassificationChangedEventArgs(gherkinFileScopeChange.CreateChangeSpan());
ClassificationChanged(this, args);
}
}
private void TriggerScopeChange(GherkinFileScopeChange scopeChange)
{
if (FileScopeChanged != null)
FileScopeChanged(this, scopeChange);
}
private void EnqueueAnalyzingRequest(GherkinFileScopeChange scopeChange)
{
if (!AnalyzingEnabled)
return;
var task = new AnalyzingTask(this, scopeChange);
projectScope.GherkinProcessingScheduler.EnqueueAnalyzingRequest(task);
// task.Apply(); // synchronous execution
}
private static GherkinFileScopeChange Merge(GherkinFileScopeChange change1, GherkinFileScopeChange change2)
{
var ramainingChanged1Blocks = change1.ChangedBlocks.Intersect(change2.GherkinFileScope.GetAllBlocks()).ToArray();
var firstChanged1 = ramainingChanged1Blocks.FirstOrDefault();
var lastChanged1 = ramainingChanged1Blocks.LastOrDefault();
var firstChanged2 = change2.ChangedBlocks.First();
var lastChanged2 = change2.ChangedBlocks.Last();
var firstChanged = firstChanged1 != null && firstChanged1.GetStartLine() < firstChanged2.GetStartLine() ? firstChanged1 : firstChanged2;
var lastChanged = lastChanged1 != null && lastChanged1.GetEndLine() > lastChanged2.GetEndLine() ? lastChanged1 : lastChanged2;
var changedBlocks = change2.GherkinFileScope.GetAllBlocks().SkipFromItemInclusive(firstChanged).TakeUntilItemInclusive(lastChanged);
var shiftedBlocks = change1.ShiftedBlocks.Any() || change2.ShiftedBlocks.Any() ?
change2.GherkinFileScope.GetAllBlocks().SkipFromItemExclusive(lastChanged) :
Enumerable.Empty<IGherkinFileBlock>();
return new GherkinFileScopeChange(change2.GherkinFileScope, false, false, changedBlocks, shiftedBlocks);
}
public AnalyzingTask(GherkinLanguageService languageService, GherkinFileScopeChange change)
{
this.languageService = languageService;
this.change = change;
}
private void RegisterScopeChange(GherkinFileScopeChange scopeChange)
{
lastGherkinFileScope = scopeChange.GherkinFileScope;
TriggerScopeChange(scopeChange);
}
private GherkinFileScopeChange FullParse(ITextSnapshot textSnapshot, GherkinDialect gherkinDialect)
{
visualStudioTracer.Trace("Start full parsing", ParserTraceCategory);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
partialParseCount = 0;
var gherkinListener = new GherkinTextBufferParserListener(gherkinDialect, textSnapshot, projectScope);
var scanner = new GherkinScanner(gherkinDialect, textSnapshot.GetText(), 0);
scanner.Scan(gherkinListener);
var gherkinFileScope = gherkinListener.GetResult();
var result = new GherkinFileScopeChange(
gherkinFileScope,
true, true,
gherkinFileScope.GetAllBlocks(),
Enumerable.Empty<IGherkinFileBlock>());
stopwatch.Stop();
TraceFinishParse(stopwatch, "full", result);
return result;
}
private void TraceFinishParse(Stopwatch stopwatch, string parseKind, GherkinFileScopeChange result)
{
visualStudioTracer.Trace(
string.Format("Finished {0} parsing in {1} ms, {2} errors", parseKind, stopwatch.ElapsedMilliseconds, result.GherkinFileScope.TotalErrorCount()), ParserTraceCategory);
}
public GherkinFileScopeChange Analyze(GherkinFileScopeChange change)
{
visualStudioTracer.Trace("Analyzing started", "GherkinScopeAnalyzer");
return change; //TODO
}
