private void OnTextChanged(object sender, TextContentChangedEventArgs args)
{
AntlrLanguageClient alc = AntlrLanguageClient.Instance;
if (alc == null)
{
return;
}
string ffn = _buffer.GetFFN();
if (ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(ffn);
if (document == null)
{
return;
}
LanguageServer.IParserDescription _grammar_description = LanguageServer.ParserDescriptionFactory.Create(document);
if (_grammar_description == null)
{
return;
}
if (_buffer.CurrentSnapshot == null)
{
return;
}
document.Code = _buffer.CurrentSnapshot.GetText();
}
public IEnumerable <ITagSpan <ClassificationTag> > GetTags(NormalizedSnapshotSpanCollection spans)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (!Options.Option.GetBoolean("SemanticHighlighting"))
{
yield break;
}
// Checks to partially fix https://github.com/kaby76/AntlrVSIX/issues/31#.
string ffn = _buffer.GetFFN();
if (ffn == null)
{
yield break;
}
var doc = Workspaces.Workspace.Instance.FindDocument(ffn);
LanguageServer.IParserDescription _grammar_description = LanguageServer.ParserDescriptionFactory.Create(doc);
if (_grammar_description == null)
{
yield break;
}
_ = IVsTextViewExtensions.FindTextViewFor(ffn);
foreach (SnapshotSpan curSpan in spans)
{
SnapshotPoint start = curSpan.Start;
SnapshotPoint end = curSpan.End;
string text = curSpan.GetText();
int curLocStart = start.Position;
int curLocEnd = end.Position;
LanguageServer.CMClassifierInformation[] sorted_combined_tokens = AntlrLanguageClient.CMGetClassifiers(curLocStart, curLocEnd - 1, ffn);
if (sorted_combined_tokens == null)
{
continue;
}
foreach (LanguageServer.CMClassifierInformation r in sorted_combined_tokens)
{
int type = (int)r.Kind;
if (type < 0)
{
continue;
}
int i = r.start;
int i2 = r.end;
int length = i2 - i;
if (length < 0)
{
continue;
}
TagSpan <ClassificationTag> result = null;
try
{
ITextSnapshot a = curSpan.Snapshot.TextBuffer.CurrentSnapshot;
ITextSnapshot b = curSpan.Snapshot;
SnapshotSpan tokenSpan = new SnapshotSpan(
curSpan.Snapshot.TextBuffer.CurrentSnapshot,
//curSpan.Snapshot,
new Span(i, length));
result = new TagSpan <ClassificationTag>(tokenSpan,
new ClassificationTag(_to_classifiertype[type]));
}
catch (Exception)
{
//Logger.Log.Notify(exception.StackTrace);
}
if (result != null)
{
yield return(result);
}
}
}
}
internal void Initialize(IClassificationTypeRegistryService service,
IClassificationFormatMapService ClassificationFormatMapService)
{
try
{
if (initialized)
{
return;
}
string ffn = _buffer.GetFFN();
if (ffn == null)
{
return;
}
Workspaces.Document document = Workspaces.Workspace.Instance.FindDocument(ffn);
LanguageServer.IParserDescription _grammar_description = LanguageServer.ParserDescriptionFactory.Create(document);
if (_grammar_description == null)
{
return;
}
_to_classifiertype = new Dictionary <int, IClassificationType>();
IClassificationFormatMap classificationFormatMap = ClassificationFormatMapService.GetClassificationFormatMap(category: "text");
// hardwire colors to VS's colors of selected types.
System.Collections.ObjectModel.ReadOnlyCollection <IClassificationType> list_of_formats = classificationFormatMap.CurrentPriorityOrder;
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationNonterminalDef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrNonterminalDef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable CS0168 // Variable is declared but never used
catch (Exception eeks) { }
#pragma warning restore CS0168 // Variable is declared but never used
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationNonterminalRef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrNonterminalRef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationTerminalDef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrTerminalDef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationTerminalRef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrTerminalRef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationComment;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrComment")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationKeyword;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrKeyword")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationLiteral;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrLiteral")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationModeDef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrModeDef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationModeRef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrModeRef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationChannelDef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrChannelDef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationChannelRef;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrChannelRef")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationPunctuation;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrPunctuation")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
{
int i = (int)LanguageServer.Antlr4ParsingResults.AntlrClassifications.ClassificationOperator;
string val = _grammar_description.Map[i];
IClassificationType identiferClassificationType = service.GetClassificationType(val);
IClassificationType classificationType = identiferClassificationType ?? service.CreateClassificationType(val, Array.Empty <IClassificationType>());
IClassificationType t = list_of_formats.Where(f => f != null && f.Classification == Options.Option.GetString("AntlrOperator")).FirstOrDefault();
if (t != null)
{
try
{
Microsoft.VisualStudio.Text.Formatting.TextFormattingRunProperties identifierProperties = classificationFormatMap
.GetExplicitTextProperties(t);
classificationFormatMap.AddExplicitTextProperties(classificationType, identifierProperties);
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
_to_classifiertype[i] = classificationType;
}
initialized = true;
}
#pragma warning disable 0168
catch (Exception eeks) { }
#pragma warning restore 0168
}
