/**
* Returns a composed {@link BooleanBinaryOperator} that first applies the {@code before}
* functions to its input, and then applies this predicate to the result. If evaluation of either
* operation throws an exception, it is relayed to the caller of the composed operation. This
* method is just convenience, to provide the ability to execute an operation which accepts {@code
* boolean} input, before this primitive predicate is executed.
*
* @param before1 The first function to apply before this predicate is applied
* @param before2 The second function to apply before this predicate is applied
* @return A composed {@code BooleanBinaryOperator} that first applies the {@code before}
* functions to its input, and then applies this predicate to the result.
* @throws NullPointerException If given argument is {@code null}
* @implSpec The input argument of this method is a able to handle primitive values. In this case
* this is {@code boolean}.
*/
@Nonnull
default BooleanBinaryOperator composeFromBoolean(
@Nonnull final BooleanFunction<? extends T> before1,
@Nonnull final BooleanToCharFunction before2) {
Objects.requireNonNull(before1);
Objects.requireNonNull(before2);
return (value1, value2) -> test(before1.apply(value1), before2.applyAsChar(value2));
}
/**
* Returns a composed {@link DoubleToCharFunction} that first applies this predicate to its input,
* and then applies the {@code after} function to the result. If evaluation of either operation
* throws an exception, it is relayed to the caller of the composed operation. This method is just
* convenience, to provide the ability to transform this primitive predicate to an operation
* returning {@code char}.
*
* @param after The function to apply after this predicate is applied
* @return A composed {@code DoubleToCharFunction} that first applies this predicate to its input,
* and then applies the {@code after} function to the result.
* @throws NullPointerException If given argument is {@code null}
* @implSpec The input argument of this method is a able to return primitive values. In this case
* this is {@code char}.
*/
@Nonnull
default DoubleToCharFunction andThenToChar(@Nonnull final BooleanToCharFunction after) {
Objects.requireNonNull(after);
return (value) -> after.applyAsChar(test(value));
}