private void chain(ChainableEqualizer<T> lastEqualizer)
{
if (_nextEqualizer == null)
{
_nextEqualizer = lastEqualizer;
}
else
{
_nextEqualizer.chain(lastEqualizer);
}
}
public ChainableEqualizer<T> Then(ChainableEqualizer<T> equalizer)
{
if (_nextEqualizer == null)
{
_nextEqualizer = equalizer;
}
else
{
_lastEqualizer.chain(equalizer);
}
_lastEqualizer = equalizer;
return this;
}
public static ChainableEqualizer <T> Then <T>(this ChainableEqualizer <T> chainable, Func <T, T, bool> equals, Func <T, int> hasher)
{
return(chainable.Then(new DelegatedEqualizer <T>(equals, hasher)));
}
public static ChainableEqualizer <T> Then <T, U>(this ChainableEqualizer <T> chainable, Func <T, U> keySelector)
{
return(chainable.Then(new SelectorEqualizer <T, U>(keySelector)));
}