private XmlDocumentation GetXmlDocumentation(IAssemblySymbol assembly, string preferredCultureName = null)
{
if (!_xmlDocumentations.TryGetValue(assembly, out XmlDocumentation xmlDocumentation))
{
if (Assemblies.Contains(assembly))
{
Compilation compilation = FindCompilation(assembly);
MetadataReference metadataReference = compilation.GetMetadataReference(assembly);
if (metadataReference is PortableExecutableReference portableExecutableReference)
{
string path = portableExecutableReference.FilePath;
if (preferredCultureName != null)
{
path = Path.GetDirectoryName(path);
path = Path.Combine(path, preferredCultureName);
if (Directory.Exists(path))
{
string fileName = Path.ChangeExtension(Path.GetFileNameWithoutExtension(path), "xml");
path = Path.Combine(path, fileName);
if (File.Exists(path))
{
xmlDocumentation = XmlDocumentation.Load(path);
}
}
}
if (xmlDocumentation == null)
{
path = Path.ChangeExtension(path, "xml");
if (File.Exists(path))
{
xmlDocumentation = XmlDocumentation.Load(path);
}
}
}
}
_xmlDocumentations[assembly] = xmlDocumentation;
}
return(xmlDocumentation);
}
public SymbolXmlDocumentation GetXmlDocumentation(ISymbol symbol, string preferredCultureName = null)
{
if (_symbolData.TryGetValue(symbol, out SymbolDocumentationData data) &&
data.XmlDocumentation != null)
{
if (object.ReferenceEquals(data.XmlDocumentation, SymbolXmlDocumentation.Default))
{
return(null);
}
return(data.XmlDocumentation);
}
IAssemblySymbol assembly = FindAssembly();
if (assembly != null)
{
SymbolXmlDocumentation xmlDocumentation = GetXmlDocumentation(assembly, preferredCultureName)?.GetXmlDocumentation(symbol);
if (xmlDocumentation != null)
{
_symbolData[symbol] = data.WithXmlDocumentation(xmlDocumentation);
return(xmlDocumentation);
}
CultureInfo preferredCulture = null;
if (preferredCultureName != null &&
!_cultures.TryGetValue(preferredCultureName, out preferredCulture))
{
preferredCulture = ImmutableInterlocked.GetOrAdd(ref _cultures, preferredCultureName, f => new CultureInfo(f));
}
string xml = symbol.GetDocumentationCommentXml(preferredCulture: preferredCulture, expandIncludes: true);
if (!string.IsNullOrEmpty(xml))
{
xml = XmlDocumentation.Unindent(xml);
XElement element = XElement.Parse(xml, LoadOptions.PreserveWhitespace);
xmlDocumentation = new SymbolXmlDocumentation(symbol, element);
_symbolData[symbol] = data.WithXmlDocumentation(xmlDocumentation);
return(xmlDocumentation);
}
}
if (!_additionalXmlDocumentationPaths.IsDefault)
{
if (_additionalXmlDocumentations.IsDefault)
{
_additionalXmlDocumentations = _additionalXmlDocumentationPaths
.Select(f => XmlDocumentation.Load(f))
.ToImmutableArray();
}
string commentId = symbol.GetDocumentationCommentId();
foreach (XmlDocumentation xmlDocumentation in _additionalXmlDocumentations)
{
SymbolXmlDocumentation documentation = xmlDocumentation.GetXmlDocumentation(symbol, commentId);
if (documentation != null)
{
_symbolData[symbol] = data.WithXmlDocumentation(documentation);
return(documentation);
}
}
}
_symbolData[symbol] = data.WithXmlDocumentation(SymbolXmlDocumentation.Default);
return(null);
IAssemblySymbol FindAssembly()
{
foreach (IAssemblySymbol a in Assemblies)
{
if (symbol.ContainingAssembly == a)
{
return(a);
}
}
return(null);
}
}
public SymbolXmlDocumentation GetXmlDocumentation(ISymbol symbol, string preferredCultureName = null)
{
if (_symbolData.TryGetValue(symbol, out SymbolDocumentationData data) &&
data.XmlDocumentation != null)
{
if (object.ReferenceEquals(data.XmlDocumentation, SymbolXmlDocumentation.Default))
{
return(null);
}
return(data.XmlDocumentation);
}
IAssemblySymbol assembly = FindAssembly();
if (assembly != null)
{
SymbolXmlDocumentation xmlDocumentation = GetXmlDocumentation(assembly, preferredCultureName)?.GetXmlDocumentation(symbol);
if (xmlDocumentation != null)
{
_symbolData[symbol] = data.WithXmlDocumentation(xmlDocumentation);
return(xmlDocumentation);
}
}
if (!_additionalXmlDocumentationPaths.IsDefault)
{
if (_additionalXmlDocumentations.IsDefault)
{
_additionalXmlDocumentations = _additionalXmlDocumentationPaths
.Select(f => XmlDocumentation.Load(f))
.ToImmutableArray();
}
string commentId = symbol.GetDocumentationCommentId();
foreach (XmlDocumentation xmlDocumentation in _additionalXmlDocumentations)
{
SymbolXmlDocumentation documentation = xmlDocumentation.GetXmlDocumentation(symbol, commentId);
if (documentation != null)
{
_symbolData[symbol] = data.WithXmlDocumentation(documentation);
return(documentation);
}
}
}
_symbolData[symbol] = data.WithXmlDocumentation(SymbolXmlDocumentation.Default);
return(null);
IAssemblySymbol FindAssembly()
{
foreach (IAssemblySymbol a in Assemblies)
{
if (symbol.ContainingAssembly == a)
{
return(a);
}
}
return(null);
}
}