internal static Route MatchAndBindParameters(this Route inner, IReadOnlyList <PathMatcher> pathMatchers)
{
return(context =>
{
if (pathMatchers.Count > context.Unmatched.Count)
{
return context.Reject();
}
var matches = new List <MatchResult>();
// Use a for loop so we can return a rejection early if there is no match
for (var i = 0; i < pathMatchers.Count; i++)
{
var matchResult = pathMatchers[i](context.Unmatched[i]);
if (!matchResult.IsMatched)
{
return context.Reject();
}
matches.Add(matchResult);
}
var unmatched = new FalcorPath(context.Unmatched.Skip(pathMatchers.Count));
var parameters = new DynamicDictionary();
matches.Where(m => m.HasValue && m.HasValue).ToList().ForEach(m => parameters.Add(m.Name, m.Value));
return inner(context.WithUnmatched(unmatched, parameters))
// Only allow partial matches if we have a ref in the results
.Select(
result =>
result.IsComplete && result.UnmatchedPath.Any() && !result.Values.Any(pv => pv.Value is Ref)
? RouteResult.Reject($"Unhandled key segments: {result.UnmatchedPath}")
: result);
});
}
public IObservable <RouteResult> Complete(FalcorPath unmatched, params PathValue[] values) => Observable.Return(RouteResult.Complete(unmatched, values));
public IObservable <RouteResult> Reject(string error = null) => Observable.Return(RouteResult.Reject(error));
