Class Constantly<A,B>
- java.lang.Object
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- com.jnape.palatable.lambda.functions.builtin.fn1.Constantly<A,B>
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- Type Parameters:
A
- The first argument type, and the the function's return typeB
- The second (ignored) argument type
- All Implemented Interfaces:
Fn1<A,Fn1<B,A>>
,Fn2<A,B,A>
,Applicative<Fn1<B,A>,Fn1<A,?>>
,Cartesian<A,Fn1<B,A>,Fn1<?,?>>
,Cocartesian<A,Fn1<B,A>,Fn1<?,?>>
,Contravariant<A,Profunctor<?,Fn1<B,A>,Fn1<?,?>>>
,Functor<Fn1<B,A>,Fn1<A,?>>
,Profunctor<A,Fn1<B,A>,Fn1<?,?>>
,Monad<Fn1<B,A>,Fn1<A,?>>
,MonadReader<A,Fn1<B,A>,Fn1<A,?>>
,MonadRec<Fn1<B,A>,Fn1<A,?>>
,MonadWriter<A,Fn1<B,A>,Fn1<A,?>>
public final class Constantly<A,B> extends java.lang.Object implements Fn2<A,B,A>
A function that takes two arguments and always returns the first argument.
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Field Summary
Fields Modifier and Type Field Description private static Constantly<?,?>
INSTANCE
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Constructor Summary
Constructors Modifier Constructor Description private
Constantly()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description A
checkedApply(A a, B b)
static <A,B>
Constantly<A,B>constantly()
static <A,B>
Fn1<B,A>constantly(A a)
static <A,B>
Aconstantly(A a, B b)
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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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Methods inherited from interface com.jnape.palatable.lambda.functions.Fn1
andThen, carry, cartesian, censor, choose, cocartesian, diMap, diMapR, discardL, flatMap, fmap, lazyZip, listens, local, pure, self, thunk, toFunction, trampolineM, zip, zip
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Field Detail
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INSTANCE
private static final Constantly<?,?> INSTANCE
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Method Detail
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constantly
public static <A,B> Constantly<A,B> constantly()
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constantly
public static <A,B> Fn1<B,A> constantly(A a)
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constantly
public static <A,B> A constantly(A a, B b)
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