public StringBuilder GetUsingBuilder()
{
#if DEBUG
Stopwatch stopwatch = new();
stopwatch.Start();
#endif
var usingScript = new StringBuilder();
//如果用户想使用自定义的Using
if (!_useGlobalUsing)
{
foreach (var @using in UsingRecorder._usings)
{
usingScript.AppendLine($"using {@using};");
}
//使用全局Using
if (_autoLoadDomainUsing)
{
foreach (var @using in AssemblyBuilder.Domain.UsingRecorder._usings)
{
if (!UsingRecorder.HasUsing(@using))
{
usingScript.AppendLine($"using {@using};");
}
}
}
}
else
{
//使用全局Using
if (_autoLoadDomainUsing && AssemblyBuilder.Domain.Name != "Default")
{
foreach (var @using in AssemblyBuilder.Domain.UsingRecorder._usings)
{
if (!DefaultUsing.HasElement(@using) && !UsingRecorder.HasUsing(@using))
{
usingScript.AppendLine($"using {@using};");
}
}
}
//把当前域中的using全部加上
foreach (var @using in UsingRecorder._usings)
{
//如果全局已经存在using了，就不加了
if (!DefaultUsing.HasElement(@using))
{
usingScript.AppendLine($"using {@using};");
}
}
usingScript.Append(DefaultUsing.UsingScript);
}
#if DEBUG
stopwatch.StopAndShowCategoreInfo("[using]", "using 组合", 3);
#endif
return(usingScript);
}
//internal static readonly ConcurrentDictionary<CSharpCompilation, HashSet<string>> _usingsCache;
//static AmbiguityUsings()
//{
// _usingsCache = new ConcurrentDictionary<CSharpCompilation, HashSet<string>>();
//}
private static CSharpCompilation HandlerCS0104(SyntaxTree syntaxTree, CSharpCompilation compilation, NatashaUsingCache usings)
{
var semantiModel = compilation.GetSemanticModel(syntaxTree);
var errors = semantiModel.GetDiagnostics();
if (errors.Length > 0)
{
CompilationUnitSyntax root = syntaxTree.GetCompilationUnitRoot();
var removeCache = new HashSet <UsingDirectiveSyntax>();
foreach (var diagnostic in errors)
{
if (diagnostic.Id == "CS0104")
{
var info = semantiModel.GetSymbolInfo(diagnostic.GetSyntaxNode(root));
bool stepLastest = false;
for (int i = 0; i < info.CandidateSymbols.Length - 1; i++)
{
var spaceName = info.CandidateSymbols[i] !.OriginalDefinition.ContainingNamespace.Name;
if (!usings.HasUsing(spaceName))
{
var node = (from usingDeclaration in root.Usings
where usingDeclaration.Name.ToString() == spaceName
select usingDeclaration).FirstOrDefault();
if (node != null)
{
removeCache.Add(node);
}
}
else
{
stepLastest = true;
}
}
if (stepLastest)
{
var spaceName = info.CandidateSymbols[info.CandidateSymbols.Length - 1] !.OriginalDefinition.ContainingNamespace.ToString();
var node = (from usingDeclaration in root.Usings
where usingDeclaration.Name.ToString() == spaceName
select usingDeclaration).FirstOrDefault();
if (node != null)
{
removeCache.Add(node);
}
}
}
}
if (removeCache.Count > 0)
{
compilation = compilation.ReplaceSyntaxTree(syntaxTree, root.RemoveNodes(removeCache, SyntaxRemoveOptions.KeepNoTrivia) !.SyntaxTree);
}
}
return(compilation);
}