public void TestSingleLineCommentGroupFollowedByDocumentationComment()
{
var tree = ParseLines("// Hello",
string.Empty,
"// C#!",
"/// <summary></summary>",
"class C",
"{",
"}");
var typeDecl = tree.DigToFirstTypeDeclaration();
var trivia = typeDecl.GetLeadingTrivia();
Assert.Equal(6, trivia.Count);
var regions = CSharpOutliningHelpers.CreateCommentRegions(trivia).ToList();
Assert.Equal(1, regions.Count);
var actualRegion = regions[0];
var expectedRegion = new OutliningSpan(
TextSpan.FromBounds(0, 18),
"// Hello ...",
autoCollapse: true);
AssertRegion(expectedRegion, actualRegion);
}
public void TestSimpleComment2()
{
var tree = ParseLines("// Hello",
"//",
"// C#!",
"class C",
"{",
"}");
var typeDecl = tree.DigToFirstTypeDeclaration();
var trivia = typeDecl.GetLeadingTrivia();
Assert.Equal(6, trivia.Count);
var regions = CSharpOutliningHelpers.CreateCommentRegions(trivia).ToList();
Assert.Equal(1, regions.Count);
var actualRegion = regions[0];
var expectedRegion = new OutliningSpan(
TextSpan.FromBounds(0, 20),
"// Hello ...",
autoCollapse: true);
AssertRegion(expectedRegion, actualRegion);
}
public void TestIncompleteMultilineCommentSingleSpace()
{
var tree = ParseLines("/* ");
var multiLineCommentTrivia = tree.GetRoot().FindToken(0).LeadingTrivia;
var regions = CSharpOutliningHelpers.CreateCommentRegions(multiLineCommentTrivia).ToList();
Assert.Equal(1, regions.Count);
var actualRegion = regions[0];
var expectedRegion = new OutliningSpan(
TextSpan.FromBounds(0, 3),
"/* ...",
autoCollapse: true);
AssertRegion(expectedRegion, actualRegion);
}
internal override Task <OutliningSpan[]> GetRegionsAsync(Document document, int position)
{
var root = document.GetSyntaxRootAsync(CancellationToken.None).Result;
var trivia = root.FindTrivia(position, findInsideTrivia: true);
var token = trivia.Token;
if (token.LeadingTrivia.Contains(trivia))
{
return(Task.FromResult(CSharpOutliningHelpers.CreateCommentRegions(token.LeadingTrivia).ToArray()));
}
else if (token.TrailingTrivia.Contains(trivia))
{
return(Task.FromResult(CSharpOutliningHelpers.CreateCommentRegions(token.TrailingTrivia).ToArray()));
}
else
{
return(Task.FromResult(Contract.FailWithReturn <OutliningSpan[]>()));
}
}