private static IScorerFactory GetKnownScorers(IApprovalAnalyzer approvalAnalyzer, IWordCounter wc)
{
var scorers = GetDerivedTypes <Scorer>(Assembly.GetAssembly(typeof(Scorer)));
var scorerInstances = scorers
.Select(s => CreateInstance(s, approvalAnalyzer, wc))
.Cast <Scorer>()
.ToDictionary(s => s.Attribute, StringComparer.OrdinalIgnoreCase);
return(new ScorerFactory(scorerInstances));
}
private static object CreateInstance(Type s, IApprovalAnalyzer approvalAnalyzer, IWordCounter wc)
{
if (s == typeof(ApprovalScorer))
{
return(Activator.CreateInstance(typeof(ApprovalScorer), approvalAnalyzer));
}
if (s == typeof(CommentCountScorer))
{
return(Activator.CreateInstance(typeof(CommentCountScorer), wc));
}
if (s == typeof(WordCountScorer))
{
return(Activator.CreateInstance(typeof(WordCountScorer), wc));
}
return(Activator.CreateInstance(s));
}
} // For deserialization only
public ApprovalScorer(IApprovalAnalyzer approvalAnalyzer)
{
_approvalAnalyzer = approvalAnalyzer ?? throw new ArgumentNullException(nameof(approvalAnalyzer));
}
