public ImmutableMultiDictionary <TKey, TValue> Create <TKey, TValue>(params KeyValuePair <TKey, TValue>[] entries)
{
var builder = ImmutableSetMultiDictionary <TKey, TValue> .Builder();
builder.PutAll(entries);
return(builder.Build());
}
/// <summary>
/// Converts dictionary to ImmutableSetMultiDictionary.
/// </summary>
/// <typeparam name="TKey">Type of dictionary key</typeparam>
/// <typeparam name="TValue">Type of dictionary value</typeparam>
/// <param name="source">this</param>
/// <returns>ImmutableSetMultiDictionary</returns>
public static ImmutableSetMultiDictionary <TKey, TValue> ToImmutableSetMultiDictionary <TKey, TValue>(
this IReadOnlyDictionary <TKey, TValue> source)
{
Preconditions.IsNotNull(source, () => new ArgumentNullException("source"));
var builder = ImmutableSetMultiDictionary <TKey, TValue> .Builder();
builder.PutAll(source);
return(builder.Build());
}
public void ShouldReturnSameReferenceWhenConvertingImmutableSetMutliDictionaryToImmutalbe()
{
// given
var multiDictionary = ImmutableSetMultiDictionary <int, string> .Of(1, "A", 2, "B");
// when
var converted = multiDictionary.ToImmutableMultiDictionary();
// then
Check.That(converted).IsSameReferenceThan(multiDictionary);
}
public void ShouldExntedReadOnlyDictionaryByToImmutableSetMultiDictionaryMethod()
{
// given
var dictionary = Dictionaries.CreateImmutable("A", "A1", "B", "B1", "C", "C1");
// when
var multiDictionary = dictionary.ToImmutableSetMultiDictionary();
// then
Check.That(multiDictionary)
.IsEqualTo(ImmutableSetMultiDictionary <string, string> .Of("A", "A1", "B", "B1", "C", "C1"));
}
/// <summary>
/// Converts MultiDictionary to ImmutableSetMultiDictionary.
/// If MultiDictionary is already ImmutableSetMultiDictionary returns it.
/// </summary>
/// <typeparam name="TKey">Type of dictionary key</typeparam>
/// <typeparam name="TValue">Type of dictionary value</typeparam>
/// <param name="source">Converted MultiDictionary</param>
/// <returns>ImmutableSetMultiDictionary</returns>
public static ImmutableSetMultiDictionary <TKey, TValue> ToImmutableSetMultiDictionary <TKey, TValue>(
this MultiDictionary <TKey, TValue> source)
{
Preconditions.IsNotNull(source, () => new ArgumentNullException("source"));
if (source is ImmutableSetMultiDictionary <TKey, TValue> )
{
return((ImmutableSetMultiDictionary <TKey, TValue>)source);
}
var result = ImmutableSetMultiDictionary <TKey, TValue> .Builder();
result.PutAll(source);
return(result.Build());
}
