/// <summary>
/// Get a value from a char trie. Used mostly for testing purposes.
/// </summary>
/// <typeparam name="TResult"></typeparam>
/// <param name="trie"></param>
/// <param name="keys"></param>
/// <returns></returns>
public static IOption <TResult> Get <TResult>(this IReadOnlyTrie <char, TResult> trie, string keys)
{
var input = new StringCharacterSequence(keys, default);
var result = trie.Get(input);
return(result.Match(FailureOption <TResult> .Instance, value => new SuccessOption <TResult>(value)));
}
/// <summary>
/// Lookup a sequences of inputs in an IReadOnlyTrie and return all matches from the current
/// position.
/// </summary>
/// <typeparam name="TOutput"></typeparam>
/// <param name="readOnlyTrie"></param>
/// <returns></returns>
public static IMultiParser <TInput, TOutput> TrieMulti <TOutput>(IReadOnlyTrie <TInput, TOutput> readOnlyTrie)
where TOutput : notnull
=> new TrieParser <TInput, TOutput>(readOnlyTrie);
