/// <summary>
/// Extension method that checks a <see cref="IVsCSharpSource"/> model and determines if the classes and structures in the source have any missing interface members.
/// </summary>
/// <param name="source">The source implementation to validate.</param>
/// <returns>The list of missing members by target container, or an empty list if nothing is missing.</returns>
public static IReadOnlyList <KeyValuePair <CsContainer, IReadOnlyList <CsMember> > > SourceMissingInterfaceMembers(
this VsCSharpSource source)
{
if (source == null)
{
return(ImmutableList <KeyValuePair <CsContainer, IReadOnlyList <CsMember> > > .Empty);
}
if (!source.IsLoaded)
{
return(ImmutableList <KeyValuePair <CsContainer, IReadOnlyList <CsMember> > > .Empty);
}
if (!source.SourceCode.IsLoaded)
{
return(ImmutableList <KeyValuePair <CsContainer, IReadOnlyList <CsMember> > > .Empty);
}
var results = new List <KeyValuePair <CsContainer, IReadOnlyList <CsMember> > >();
if (source.SourceCode.Classes.Any())
{
results.AddRange(from codeClass in source.SourceCode.Classes let members = codeClass.MissingInterfaceMembers() where members.Any() select new KeyValuePair <CsContainer, IReadOnlyList <CsMember> >(codeClass, members));
}
if (source.SourceCode.Structures.Any())
{
results.AddRange(from codeStructure in source.SourceCode.Structures let members = codeStructure.MissingInterfaceMembers() where members.Any() select new KeyValuePair <CsContainer, IReadOnlyList <CsMember> >(codeStructure, members));
}
return(results.ToImmutableList());
}
/// <summary>
/// Extension method that loads the hosting project for the <see cref="VsCSharpSource"/> document.
/// </summary>
/// <param name="source">Target document to load the parent from.</param>
/// <returns>The project model or null if the project could not be loaded.</returns>
public static async Task <VsProject> GetHostingProjectAsync(this VsCSharpSource source)
{
//Bounds check if no instance of the model is provided returning null.
if (source == null)
{
return(null);
}
//Loading the project system version of the document.
var document = await source.LoadDocumentModelAsync();
//If the project system version of the document could not be loaded then return null.
if (document == null)
{
return(null);
}
//Models to store information about lookup results.
VsProject result = null;
VsModel currentModel = document;
while (result == null)
{
//Confirming a model was returned otherwise there is no parent project to return, so break out of the while loop.
if (currentModel == null)
{
break;
}
switch (currentModel.ModelType)
{
//switching between each standard model types. loading model data.
case VisualStudioModelType.Project:
result = currentModel as VsProject;
break;
case VisualStudioModelType.ProjectFolder:
currentModel = currentModel is VsProjectFolder projectFolder ? await projectFolder.GetParentAsync() : null;
break;
case VisualStudioModelType.Document:
currentModel = currentModel is VsDocument documentModel ? await documentModel.GetParentAsync() : null;
break;
default:
currentModel = null;
break;
}
}
return(result);
}
