/// <summary>
/// Returns an empty ordered map for the specified types using the specified comparison handler.
/// </summary>
/// <typeparam name="TKey"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="cmp"></param>
/// <returns></returns>
public static ImmSortedMap <TKey, TValue> Empty <TKey, TValue>(IComparer <TKey> cmp)
{
return(ImmSortedMap <TKey, TValue> .Empty(cmp));
}
/// <summary>
/// Returns an empty ordered map for the specified types using default comparison semantics.
/// </summary>
/// <typeparam name="TKey"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <returns></returns>
public static ImmSortedMap <TKey, TValue> Empty <TKey, TValue>()
where TKey : IComparable <TKey>
{
return(ImmSortedMap <TKey, TValue> .Empty(null));
}
/// <summary>
/// Converts a sequence of key-value pairs to an ordered map, with the specified comparison semantics.
/// </summary>
/// <typeparam name="TKey"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="kvps"></param>
/// <param name="cmp"></param>
/// <returns></returns>
public static ImmSortedMap <TKey, TValue> ToImmSortedMap <TKey, TValue>(
this IEnumerable <KeyValuePair <TKey, TValue> > kvps, IComparer <TKey> cmp)
{
return(ImmSortedMap <TKey, TValue> .Empty(cmp).AddRange(kvps));
}
/// <summary>
/// Returns a new empty ordered map using the specified comparer.
/// </summary>
/// <typeparam name="TKey"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="comparer"></param>
/// <returns></returns>
public static ImmSortedMap <TKey, TValue> CreateOrderedMap <TKey, TValue>(this IComparer <TKey> comparer)
{
return(ImmSortedMap <TKey, TValue> .Empty(comparer));
}
/// <summary>
/// Converts a sequence of key-value pairs to an ordered map. The keys must be IComparable.
/// </summary>
/// <typeparam name="TKey"></typeparam>
/// <typeparam name="TValue"></typeparam>
/// <param name="kvps"></param>
/// <returns></returns>
public static ImmSortedMap <TKey, TValue> ToImmSortedMap <TKey, TValue>(
this IEnumerable <KeyValuePair <TKey, TValue> > kvps)
where TKey : IComparable <TKey>
{
return(ImmSortedMap <TKey, TValue> .Empty(null).AddRange(kvps));
}
