private SourceInfo Act(params string[] sources) => new SourceInfo(CompilationUnits.FromString(sources).ToList());
private IReadOnlyCollection <StructInfo> Act(params string[] sources) => new SourceInfo(CompilationUnits.FromString(sources).ToList()) .Namespaces.First() .Structs;
private IReadOnlyCollection <PropertyInfo> Act(params string[] sources) => new SourceInfo(CompilationUnits.FromString(sources).ToList()) .Namespaces.First() .Classes.First() .Properties;
private NamespaceInfo Act(params string[] sources) => new SourceInfo(CompilationUnits.FromString(sources).ToList()) .Namespaces.First();