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Sequence.group(BiPredicate) doesn't do what it says it does #16

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Sequence.group(BiPredicate) doesn't do what it says it does#16
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@gdejohn

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@gdejohn
gdejohn
opened on Nov 15, 2018

procrastination/src/main/java/io/github/gdejohn/procrastination/Sequence.java

Lines 3660 to 3678 in 00fdcb3

/**
* Split this sequence into runs of elements such that pairs of adjacent elements satisfy a binary predicate.
*
* @see Sequence#group()
* @see Sequence#group(long)
*/
public Sequence<Sequence<T>> group(BiPredicate<? super T, ? super T> predicate) {
return Sequence.lazy(
() -> this.matchLazy(
(head, tail) -> tail.span(element -> predicate.test(head.get(), element)).match(
(equal, rest) -> Sequence.cons(
Sequence.cons(head, equal),
rest.group(predicate)
)
),
Sequence.empty()
)
);
}

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