public async System.Threading.Tasks.Task <IEnumerable <CodeAction> > GetRefactoringsAsync(Document document, TextSpan textSpan, CancellationToken cancellationToken)
{
if (textSpan.IsEmpty)
{
return(null);
}
if (String.IsNullOrWhiteSpace(document.GetText().GetSubText(textSpan).ToString()))
{
return(null);
}
var tree = (SyntaxTree)document.GetSyntaxTree(cancellationToken);
var diagnostics = tree.GetDiagnostics(cancellationToken);
if (diagnostics.Any(d => d.Severity == DiagnosticSeverity.Error || d.IsWarningAsError))
{
return(null);
}
var linespan = tree.GetLocation(textSpan).GetLineSpan(false);
if (linespan.EndLinePosition.Line <= linespan.StartLinePosition.Line)
{
return(null); // single line
}
var semanticModel = (SemanticModel)document.GetSemanticModel(cancellationToken);
var sdiag = semanticModel.GetDiagnostics(cancellationToken);
if (sdiag == null)
{
return(null);
}
if (sdiag.Any(d => d.Severity == DiagnosticSeverity.Error || d.IsWarningAsError))
{
return(null);
}
var methodExtractor = new MethodExtractor(semanticModel, document, textSpan, this.options);
var newDocument = methodExtractor.GetRefactoredDocument(cancellationToken);
if (newDocument == null)
{
return(null);
}
var action = new ClousotExtractMethodAction(newDocument);
return(new List <CodeAction> {
action
});
}
public CodeRefactoring GetRefactoring(Microsoft.CodeAnalysis.Document document, TextSpan textSpan, CancellationToken cancellationToken)
{
var tree = (SyntaxTree)document.GetSyntaxTree(cancellationToken);
var semanticModel = (SemanticModel)document.GetSemanticModel(cancellationToken);
var methodExtractor = new MethodExtractor(semanticModel, document, textSpan, this.options);
var newDocument = methodExtractor.GetRefactoredDocument(cancellationToken);
if (newDocument == null)
{
return(null);
}
var action = new ClousotExtractMethodAction(newDocument);
return(new CodeRefactoring(new[] { action }));
}