public static IEnumerable<ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
var transitionBlocks = parseResult.SyntaxTree.GetRoot().DescendantNodes().OfType<TransitionDefinitionBlockSyntax>();
foreach (var transitionBlock in transitionBlocks) {
var extent = transitionBlock.Extent;
if (extent.IsEmptyOrMissing) {
continue;
}
var startLine = parseResult.Snapshot.GetLineNumberFromPosition(extent.Start);
var endLine = parseResult.Snapshot.GetLineNumberFromPosition(extent.End);
if (startLine == endLine) {
continue;
}
var collapsedForm = "Transitions";
var rgnSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var rgnTag = tagCreator.CreateTag(collapsedForm, hintSpan);
yield return new TagSpan<IOutliningRegionTag>(rgnSpan, rgnTag);
}
}
public static IEnumerable<ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
foreach (var taskDef in parseResult.SyntaxTree.GetRoot().DescendantNodes<TaskDefinitionSyntax>()) {
var extent = taskDef.Extent;
var nameToken = taskDef.Identifier;
if (nameToken.IsMissing) {
continue;
}
var rgnStartToken = nameToken.NextToken();
if (rgnStartToken.IsMissing) {
continue;
}
var start = Math.Min(nameToken.End + 1, rgnStartToken.Start);
int length = extent.End - start;
if (length <= 0) {
continue;
}
var regionSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, start), length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var tag = tagCreator.CreateTag("...", hintSpan);
yield return new TagSpan<IOutliningRegionTag>(regionSpan, tag);
}
}
public static IEnumerable< ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
var usingDirectives = parseResult.SyntaxTree.GetRoot().DescendantNodes<CodeUsingDeclarationSyntax>().ToList();
if (usingDirectives.Count<2) {
yield break;
}
var firstUsing = usingDirectives[0];
var lastUsing = usingDirectives[usingDirectives.Count - 1];
var usingKeyword = firstUsing.UsingKeyword;
if (usingKeyword.IsMissing) {
yield break;
}
var extendStart = firstUsing.Extent;
var extendEnd = lastUsing.Extent;
var start = usingKeyword.End + 1;
int length = extendEnd.End - start - 1; // Letzte ] noch mit anzeigen..
if (length <= 0) {
yield break;
}
var regionSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, start), length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extendStart.Start), extendEnd.End- extendStart.Start);
var tag = tagCreator.CreateTag("...", hintSpan);
yield return new TagSpan<IOutliningRegionTag>(regionSpan, tag);
}
public static IEnumerable<ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
foreach(var mc in parseResult.SyntaxTree.Tokens.OfType(SyntaxTokenType.MultiLineComment)) {
var extent = mc.Extent;
if (extent.IsEmptyOrMissing) {
continue;
}
var startLine = parseResult.Snapshot.GetLineNumberFromPosition(extent.Start);
var endLine = parseResult.Snapshot.GetLineNumberFromPosition(extent.End);
if (startLine == endLine) {
continue;
}
var collapsedForm = "/* ...";
var rgnSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var rgnTag = tagCreator.CreateTag(collapsedForm, hintSpan);
yield return new TagSpan<IOutliningRegionTag>(rgnSpan, rgnTag);
}
}
public static IEnumerable<ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
var nsDecl = parseResult.SyntaxTree.GetRoot().DescendantNodes<CodeNamespaceDeclarationSyntax>().FirstOrDefault();
if (nsDecl == null) {
yield break;
}
var keywordToken = nsDecl.NamespaceprefixKeyword;
if (keywordToken.IsMissing) {
yield break;
}
var start = keywordToken.End + 1;
int length = parseResult.Snapshot.Length - start; // Bis zum Ende der Datei
if (length <= 0) {
yield break;
}
var span = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, start), length);
var tag = tagCreator.CreateTag("...", span);
yield return new TagSpan<IOutliningRegionTag>(span, tag);
}
public static IEnumerable<ITagSpan<IOutliningRegionTag>> GetTags(ParseResult parseResult, IOutliningRegionTagCreator tagCreator) {
// Task Declarations
foreach (var taskReferenceDefinition in parseResult.SyntaxTree.GetRoot().DescendantNodes().OfType<TaskDeclarationSyntax>()) {
var extent = taskReferenceDefinition.Extent;
if (extent.Length <= 0) {
continue;
}
var nameToken = taskReferenceDefinition.Identifier;
if (nameToken.IsMissing) {
continue;
}
var rgnStartToken = nameToken.NextToken();
if (rgnStartToken.IsMissing) {
continue;
}
int start = Math.Min(nameToken.End+1, rgnStartToken.Start);
int length = extent.End - start;
if (length <= 0) {
continue;
}
var rgnSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, start), length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extent.Start), extent.Length);
var rgnTag = tagCreator.CreateTag("...", hintSpan);
yield return new TagSpan<IOutliningRegionTag>(rgnSpan, rgnTag);
}
// Zusammenhängende Blöcke von taskref "file" als Region zusammenfassen
var allRelevant = parseResult.SyntaxTree.GetRoot().DescendantNodes<TaskDefinitionSyntax>().Concat<SyntaxNode>(
parseResult.SyntaxTree.GetRoot().DescendantNodes <TaskDeclarationSyntax>())
.Concat(
parseResult.SyntaxTree.GetRoot().DescendantNodes<IncludeDirectiveSyntax>())
.OrderBy(s => s.Extent.Start);
IncludeDirectiveSyntax firstInclude = null;
IncludeDirectiveSyntax lastInclude = null;
foreach (var syntaxNode in allRelevant) {
var include = syntaxNode as IncludeDirectiveSyntax;
if (include != null) {
if (firstInclude == null) {
firstInclude = include;
}
lastInclude = include;
} else {
if (firstInclude != null && firstInclude != lastInclude) {
var extendStart = firstInclude.Extent;
var extendEnd = lastInclude.Extent;
var keywordToken = firstInclude.TaskrefKeyword;
if (keywordToken.IsMissing) {
yield break;
}
int start = keywordToken.End + 1;
int length = extendEnd.End - start;
var regionSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, start), length);
var hintSpan = new SnapshotSpan(new SnapshotPoint(parseResult.Snapshot, extendStart.Start), extendEnd.End - extendStart.Start);
var tag = tagCreator.CreateTag("...", hintSpan);
yield return new TagSpan<IOutliningRegionTag>(regionSpan, tag);
}
firstInclude = lastInclude = null;
}
}
}
