public void GetImportedNamespaces_CS()
{
var src =
@"using System;
namespace Test
{
}
";
var document = src.CreateDocument();
var syntaxTree = document.GetSyntaxTreeAsync().Result;
var compilation = document.Project.GetCompilationAsync().Result;
var semanticModel = compilation.GetSemanticModel(syntaxTree);
var result = ImportedNamespace.GetImportedNamespaces(syntaxTree, semanticModel);
Assert.AreEqual(1, result.Count);
}
public static async Task AddMissingNamespacesAsync(this DocumentEditor editor, NamespaceSet namespaces,
Compilation compilation, INamespaceSymbol containingNamespace, SyntaxTree syntaxTree, SemanticModel semanticModel, CancellationToken ct)
{
namespaces = new NamespaceSet(namespaces); // Make a copy because namespaces is a input parameter
namespaces.ExceptWith(containingNamespace.GetImplicitlyImportedNamespaces());
if (namespaces.Count == 0)
{
return;
}
var globalImports = compilation.GetGlobalImports().ToArray();
if (globalImports.Length > 0)
{
namespaces.RemoveWhere(x => globalImports.Contains(x.ToDisplayString()));
}
var importedNamespaces = ImportedNamespace.GetImportedNamespaces(syntaxTree, semanticModel);
await editor.AddMissingNamespaces(namespaces, importedNamespaces, ImportedNamespace.GetAddFunc(semanticModel.Language), ct);
}
