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Provides functional interfaces for most two-argument functions
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package net.mintern.functions.binary.checked;

/**
 * An operation of type {@code (double, double) -> char}.
 *
 * @param  the {@code Exception} type that the operation may throw
 */
@FunctionalInterface
public interface DblDblToCharE {

    /**
     * Performs this operation.
     *
     * @param d1 argument 1
     * @param d2 argument 2
     * @return the result of the operation
     * @throws E if the operation cannot be completed
     */
    char call(double d1, double d2) throws E;

    /**
     * Binds {@code (d1)} to the beginning of {@code f}, returning a new function
     * of type {@code (double) -> char}.
     *
     * @param  the {@code Exception} type that the operation may throw
     * @param f the unbound function
     * @param d1 argument 1
     * @return a new function {@code (double d2) -> char} that calls
     *      {@code f.call(d1, d2)} and returns the result.
     */
    static  net.mintern.functions.unary.checked.DblToCharE
    bind(DblDblToCharE f, double d1) {
        return (d2) -> f.call(d1, d2);
    }

    /**
     * Binds {@code (d1)} to the beginning of {@code this}, returning a new function
     * of type {@code (double) -> char}.
     *
     * @param d1 argument 1
     * @return a new function {@code (double d2) -> char} that calls
     *      {@code this.call(d1, d2)} and returns the result.
     */
    default net.mintern.functions.unary.checked.DblToCharE bind(double d1) {
        return DblDblToCharE.bind(this, d1);
    }

    /**
     * Binds {@code (d2)} to the end of {@code f}, returning a new function
     * of type {@code (double) -> char}.
     *
     * @param  the {@code Exception} type that the operation may throw
     * @param f the unbound function
     * @param d2 argument 2
     * @return a new function {@code (double d1) -> char} that calls
     *      {@code f.call(d1, d2)} and returns the result.
     */
    static  net.mintern.functions.unary.checked.DblToCharE
    rbind(DblDblToCharE f, double d2) {
        return (d1) -> f.call(d1, d2);
    }

    /**
     * Binds {@code (d2)} to the end of {@code this}, returning a new function
     * of type {@code (double) -> char}.
     *
     * @param d2 argument 2
     * @return a new function {@code (double d1) -> char} that calls
     *      {@code this.call(d1, d2)} and returns the result.
     */
    default net.mintern.functions.unary.checked.DblToCharE rbind(double d2) {
        return DblDblToCharE.rbind(this, d2);
    }

    /**
     * Binds {@code (d1, d2)} to {@code f}, returning a new function
     * of type {@code () -> char}.
     *
     * @param  the {@code Exception} type that the operation may throw
     * @param f the unbound function
     * @param d1 argument 1
     * @param d2 argument 2
     * @return a new function {@code () -> char} that calls
     *      {@code f.call(d1, d2)} and returns the result.
     */
    static  net.mintern.functions.nullary.checked.NilToCharE
    bind(DblDblToCharE f, double d1, double d2) {
        return () -> f.call(d1, d2);
    }

    /**
     * Binds {@code (d1, d2)} to {@code this}, returning a new function
     * of type {@code () -> char}.
     *
     * @param d1 argument 1
     * @param d2 argument 2
     * @return a new function {@code () -> char} that calls
     *      {@code this.call(d1, d2)} and returns the result.
     */
    default net.mintern.functions.nullary.checked.NilToCharE bind(double d1, double d2) {
        return DblDblToCharE.bind(this, d1, d2);
    }
}