private async Task <Document> RefactorAsync(
Document document,
MemberDeclarationSyntax member,
CancellationToken cancellationToken = default(CancellationToken))
{
if (member.IsParentKind(SyntaxKind.CompilationUnit))
{
SyntaxNode root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
SemanticModel semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
string name = SyntaxUtility.GetUniqueName("Namespace", semanticModel, member.Span.Start);
NamespaceDeclarationSyntax namespaceDeclaration = NamespaceDeclaration(
IdentifierName(Identifier(name).WithRenameAnnotation()),
default(SyntaxList <ExternAliasDirectiveSyntax>),
default(SyntaxList <UsingDirectiveSyntax>),
SingletonList(member));
SyntaxNode newRoot = root.ReplaceNode(member, namespaceDeclaration.WithFormatterAnnotation());
return(document.WithSyntaxRoot(newRoot));
}
return(document);
}
private static async Task <Document> IntroduceFieldToLockOnAsync(
Document document,
LockStatementSyntax lockStatement,
CancellationToken cancellationToken = default(CancellationToken))
{
SyntaxNode root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
MemberDeclarationSyntax containingMember = lockStatement.FirstAncestorOrSelf <MemberDeclarationSyntax>();
if (containingMember != null)
{
var containingDeclaration = (MemberDeclarationSyntax)containingMember
.Ancestors()
.FirstOrDefault(f => f.IsKind(
SyntaxKind.ClassDeclaration,
SyntaxKind.InterfaceDeclaration,
SyntaxKind.StructDeclaration));
if (containingDeclaration != null)
{
SyntaxList <MemberDeclarationSyntax> members = containingDeclaration.GetMembers();
int index = members.IndexOf(containingMember);
string name = LockObjectName;
if (document.SupportsSemanticModel)
{
SemanticModel semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
name = SyntaxUtility.GetUniqueName(name, semanticModel, lockStatement.Expression.Span.Start);
}
LockStatementSyntax newLockStatement = lockStatement
.WithExpression(IdentifierName(name));
MemberDeclarationSyntax newContainingMember = containingMember
.ReplaceNode(lockStatement, newLockStatement);
bool isStatic = containingMember.GetModifiers().Contains(SyntaxKind.StaticKeyword);
FieldDeclarationSyntax field = CreateField(name, isStatic).WithFormatterAnnotation();
SyntaxList <MemberDeclarationSyntax> newMembers = members
.Replace(members[index], newContainingMember)
.Insert(FindField(members, index) + 1, field);
MemberDeclarationSyntax newNode = containingDeclaration.SetMembers(newMembers);
SyntaxNode newRoot = root.ReplaceNode(containingDeclaration, newNode);
return(document.WithSyntaxRoot(newRoot));
}
}
return(document);
}
