internal override bool ShouldTriggerCompletion(
HostLanguageServices?languageServices,
SourceText text,
int caretPosition,
CompletionTrigger trigger,
OptionSet options
)
{
foreach (var language in GetLanguageProviders(languageServices))
{
var completionProvider = (
language as IEmbeddedLanguageFeatures
)?.CompletionProvider;
if (completionProvider != null)
{
if (
completionProvider.ShouldTriggerCompletion(
text,
caretPosition,
trigger,
options
)
)
{
return(true);
}
}
}
return(false);
}
protected ImmutableArray <IEmbeddedLanguage> GetLanguageProviders(HostLanguageServices?languageServices)
{
if (_languageProviders.IsDefault)
{
var languagesProvider = languageServices?.GetService <IEmbeddedLanguagesProvider>();
ImmutableInterlocked.InterlockedInitialize(ref _languageProviders, languagesProvider?.Languages ?? ImmutableArray <IEmbeddedLanguage> .Empty);
}
return(_languageProviders);
}
internal TestHostDocument(
ExportProvider exportProvider,
HostLanguageServices?languageServiceProvider,
string code,
string name,
string filePath,
int?cursorPosition,
IDictionary <string, ImmutableArray <TextSpan> > spans,
SourceCodeKind sourceCodeKind = SourceCodeKind.Regular,
IReadOnlyList <string>?folders = null,
bool isLinkFile = false,
IDocumentServiceProvider?documentServiceProvider = null,
ImmutableArray <string> roles = default,
ITextBuffer?textBuffer = null,
bool isSourceGenerated = false
)
{
Contract.ThrowIfNull(filePath);
_exportProvider = exportProvider;
_languageServiceProvider = languageServiceProvider;
_initialText = code;
Name = name;
FilePath = filePath;
_folders = folders;
this.CursorPosition = cursorPosition;
SourceCodeKind = sourceCodeKind;
this.IsLinkFile = isLinkFile;
IsSourceGenerated = isSourceGenerated;
_documentServiceProvider = documentServiceProvider;
_roles = roles.IsDefault ? s_defaultRoles : roles;
if (spans.ContainsKey(string.Empty))
{
this.SelectedSpans = spans[string.Empty];
}
foreach (var namedSpanList in spans.Where(s => s.Key != string.Empty))
{
this.AnnotatedSpans.Add(namedSpanList);
}
Loader = new TestDocumentLoader(this, _initialText);
if (textBuffer != null)
{
_textBuffer = textBuffer;
_initialTextSnapshot = textBuffer.CurrentSnapshot;
}
}
internal void SetProject(TestHostProject project)
{
_project = project;
if (_id == null)
{
_id = DocumentId.CreateNewId(project.Id, this.Name);
}
else
{
Contract.ThrowIfFalse(project.Id == this.Id.ProjectId);
}
if (_languageServiceProvider == null)
{
_languageServiceProvider = project.LanguageServiceProvider;
}
}
internal void SetProject(TestHostProject project)
{
_project = project;
// For generated documents, we need to fetch the IDs from the workspace later
if (!IsSourceGenerated)
{
if (_id == null)
{
_id = DocumentId.CreateNewId(project.Id, this.Name);
}
else
{
Contract.ThrowIfFalse(project.Id == this.Id.ProjectId);
}
}
if (_languageServiceProvider == null)
{
_languageServiceProvider = project.LanguageServiceProvider;
}
}
public static CodeStyleHostLanguageServices?GetMappedCodeStyleLanguageServices(HostLanguageServices?hostLanguageServices) => hostLanguageServices != null?s_mappedLanguageServices.GetOrAdd(hostLanguageServices, Create) : null;
