public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out EnumDeclarationSyntax enumDeclaration))
{
return;
}
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case DiagnosticIdentifiers.AddNewLineBeforeEnumMember:
{
CodeAction codeAction = CodeAction.Create(
"Add new line",
cancellationToken => AddNewLineBeforeEnumMemberRefactoring.RefactorAsync(context.Document, enumDeclaration, cancellationToken),
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
case DiagnosticIdentifiers.SortEnumMembers:
{
CodeAction codeAction = CodeAction.Create(
$"Sort '{enumDeclaration.Identifier}' members",
cancellationToken => SortEnumMembersAsync(context.Document, enumDeclaration, cancellationToken),
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
}
}
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(root, context.Span, out EnumDeclarationSyntax enumDeclaration))
{
return;
}
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case DiagnosticIdentifiers.AddNewLineBeforeEnumMember:
{
CodeAction codeAction = CodeAction.Create(
"Add newline",
cancellationToken => AddNewLineBeforeEnumMemberRefactoring.RefactorAsync(context.Document, enumDeclaration, cancellationToken),
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
case DiagnosticIdentifiers.SortEnumMembers:
{
CodeAction codeAction = CodeAction.Create(
$"Sort '{enumDeclaration.Identifier}' members",
cancellationToken => SortEnumMembersAsync(context.Document, enumDeclaration, cancellationToken),
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
case DiagnosticIdentifiers.EnumShouldDeclareExplicitValues:
{
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
INamedTypeSymbol enumSymbol = semanticModel.GetDeclaredSymbol(enumDeclaration, context.CancellationToken);
EnumSymbolInfo enumInfo = EnumSymbolInfo.Create(enumSymbol);
ImmutableArray <ulong> values = enumInfo
.Fields
.Where(f => f.HasValue && ((EnumMemberDeclarationSyntax)f.Symbol.GetSyntax(context.CancellationToken)).EqualsValue != null)
.Select(f => f.Value)
.ToImmutableArray();
Optional <ulong> optional = FlagsUtility <ulong> .Instance.GetUniquePowerOfTwo(values);
if (!optional.HasValue ||
!ConvertHelpers.CanConvert(optional.Value, enumSymbol.EnumUnderlyingType.SpecialType))
{
return;
}
CodeAction codeAction = CodeAction.Create(
"Declare explicit values",
ct => DeclareExplicitValueAsync(context.Document, enumDeclaration, enumSymbol, values, semanticModel, ct),
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
}
}
}
