private static async Task <Document> SortEnumMembersAsync(
Document document,
EnumDeclarationSyntax enumDeclaration,
CancellationToken cancellationToken)
{
SemanticModel semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
SpecialType enumSpecialType = semanticModel.GetDeclaredSymbol(enumDeclaration).EnumUnderlyingType.SpecialType;
SeparatedSyntaxList <EnumMemberDeclarationSyntax> members = enumDeclaration.Members;
SeparatedSyntaxList <EnumMemberDeclarationSyntax> newMembers = members
.OrderBy(f => GetConstantValue(f, semanticModel, cancellationToken), EnumValueComparer.GetInstance(enumSpecialType))
.ToSeparatedSyntaxList();
if (AreSeparatedWithEmptyLine(members))
{
for (int i = 0; i < newMembers.Count; i++)
{
newMembers = newMembers.ReplaceAt(i, newMembers[i].TrimLeadingTrivia());
}
for (int i = 0; i < newMembers.Count - 1; i++)
{
SyntaxToken separator = newMembers.GetSeparator(i);
newMembers = newMembers.ReplaceSeparator(
separator,
separator.TrimTrailingTrivia().AppendToTrailingTrivia(new SyntaxTrivia[] { NewLine(), NewLine() }));
}
}
if (newMembers.SeparatorCount == members.SeparatorCount - 1)
{
SyntaxNodeOrTokenList newMembersWithSeparators = newMembers.GetWithSeparators();
newMembersWithSeparators = newMembersWithSeparators.Add(CommaToken());
newMembers = newMembersWithSeparators.ToSeparatedSyntaxList <EnumMemberDeclarationSyntax>();
}
MemberDeclarationSyntax newNode = enumDeclaration
.WithMembers(newMembers)
.WithFormatterAnnotation();
return(await document.ReplaceNodeAsync(enumDeclaration, newNode, cancellationToken).ConfigureAwait(false));
}
