public static async Task <Document> RefactorAsync(
Document document,
SwitchStatementSyntax switchStatement,
SwitchSectionSyntax[] sections,
CancellationToken cancellationToken = default(CancellationToken))
{
SyntaxNode root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
IEnumerable <SwitchSectionSyntax> newSections = switchStatement
.Sections
.Select(section =>
{
if ((sections == null || Array.IndexOf(sections, section) != -1) &&
SwitchStatementAnalysis.CanRemoveBraces(section))
{
var block = (BlockSyntax)section.Statements[0];
return(section.WithStatements(block.Statements));
}
else
{
return(section);
}
});
SwitchStatementSyntax newSwitchStatement = switchStatement
.WithSections(List(newSections))
.WithFormatterAnnotation();
SyntaxNode newRoot = root.ReplaceNode(switchStatement, newSwitchStatement);
return(document.WithSyntaxRoot(newRoot));
}
public static async Task ComputeRefactoringsAsync(RefactoringContext context, SwitchSectionSyntax switchSection)
{
if (SelectedStatementsRefactoring.IsAnyRefactoringEnabled(context))
{
SelectedStatementsInfo info = SelectedStatementsInfo.Create(switchSection, context.Span);
await SelectedStatementsRefactoring.ComputeRefactoringAsync(context, info).ConfigureAwait(false);
}
if (context.Span.IsEmpty &&
context.IsAnyRefactoringEnabled(
RefactoringIdentifiers.AddBracesToSwitchSection,
RefactoringIdentifiers.AddBracesToSwitchSections,
RefactoringIdentifiers.RemoveBracesFromSwitchSection,
RefactoringIdentifiers.RemoveBracesFromSwitchSections))
{
var switchStatement = (SwitchStatementSyntax)switchSection.Parent;
SyntaxList <SwitchSectionSyntax> sections = switchStatement.Sections;
switch (SwitchStatementAnalysis.AnalyzeSection(switchSection))
{
case SwitchSectionAnalysisResult.AddBraces:
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddBracesToSwitchSection))
{
context.RegisterRefactoring(
AddBracesToSwitchSectionRefactoring.Title,
cancellationToken => AddBracesToSwitchSectionRefactoring.RefactorAsync(context.Document, switchSection, cancellationToken));
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.AddBracesToSwitchSections) &&
sections.Any(f => f != switchSection && SwitchStatementAnalysis.CanAddBraces(f)))
{
context.RegisterRefactoring(
AddBracesToSwitchSectionsRefactoring.Title,
cancellationToken => AddBracesToSwitchSectionsRefactoring.RefactorAsync(context.Document, switchStatement, null, cancellationToken));
}
break;
}
case SwitchSectionAnalysisResult.RemoveBraces:
{
if (context.IsRefactoringEnabled(RefactoringIdentifiers.RemoveBracesFromSwitchSection))
{
context.RegisterRefactoring(
RemoveBracesFromSwitchSectionRefactoring.Title,
cancellationToken => RemoveBracesFromSwitchSectionRefactoring.RefactorAsync(context.Document, switchSection, cancellationToken));
}
if (context.IsRefactoringEnabled(RefactoringIdentifiers.RemoveBracesFromSwitchSections) &&
sections.Any(f => f != switchSection && SwitchStatementAnalysis.CanRemoveBraces(f)))
{
context.RegisterRefactoring(
RemoveBracesFromSwitchSectionsRefactoring.Title,
cancellationToken => RemoveBracesFromSwitchSectionsRefactoring.RefactorAsync(context.Document, switchStatement, null, cancellationToken));
}
break;
}
}
}
}