public bool Equals(ImmutableGroup <TObject, TKey, TGroupKey>?other) { if (ReferenceEquals(this, other)) { return(true); } return(other is not null && EqualityComparer <TGroupKey?> .Default.Equals(Key, other.Key)); }
public bool Equals(ImmutableGroup <TObject, TKey, TGroupKey> other) { if (ReferenceEquals(null, other)) { return(false); } if (ReferenceEquals(this, other)) { return(true); } return(EqualityComparer <TGroupKey> .Default.Equals(Key, other.Key)); }