Class Uncons<A>
- java.lang.Object
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- com.jnape.palatable.lambda.functions.builtin.fn1.Uncons<A>
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- Type Parameters:
A
- the Iterable element type
- All Implemented Interfaces:
Fn1<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>>
,Applicative<Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
,Cartesian<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<?,?>>
,Cocartesian<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<?,?>>
,Contravariant<java.lang.Iterable<A>,Profunctor<?,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<?,?>>>
,Functor<Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
,Profunctor<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<?,?>>
,Monad<Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
,MonadReader<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
,MonadRec<Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
,MonadWriter<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>,Fn1<java.lang.Iterable<A>,?>>
public final class Uncons<A> extends java.lang.Object implements Fn1<java.lang.Iterable<A>,Maybe<Tuple2<A,java.lang.Iterable<A>>>>
Destructure anIterable
into aTuple2
of its head and tail, wrapped in anMaybe
. If theIterable
is empty, returnsMaybe.nothing()
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Constructor Summary
Constructors Modifier Constructor Description private
Uncons()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description Maybe<Tuple2<A,java.lang.Iterable<A>>>
checkedApply(java.lang.Iterable<A> as)
Invoke this function with the given argument, potentially throwing anyThrowable
.static <A> Uncons<A>
uncons()
static <A> Maybe<Tuple2<A,java.lang.Iterable<A>>>
uncons(java.lang.Iterable<A> as)
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Field Detail
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INSTANCE
private static final Uncons<?> INSTANCE
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