RayStarkMC

import java.util.Arrays;
import java.util.Objects;
import java.util.function.Consumer;
import java.util.function.Function;
import java.util.function.Predicate;
import java.util.function.Supplier;

public final class When {
    private When() {}

RayStarkMC

//パッケージ略

import java.util.function.Supplier;

/**
 * クロージャテスト
 */
public class ClosureTest {
    /**
     * 可変データクラス

RayStarkMC

import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.function.Function;

public class Pipeline<T, R> {
    private final T value;
    Object lastReturn;

    private Pipeline(T value) {
        this.value = value;

RayStarkMC

import org.jetbrains.annotations.NotNull;

import java.util.function.Function;

public interface Tuple2<T1, T2> {
    @NotNull
    T1 t1();

    @NotNull
    T2 t2();

RayStarkMC

    public static void main(String[] args) {
        Function<?, ?> f = Function.identity();
        Object obj = new Object();

        // これは出来ない
        // f.apply((?)obj);

        //これは出来る
        Object obj2 = captureMethod(f, obj);

RayStarkMC

import raystark.fizzbuzz.FizzBuzzRule;
import raystark.fizzbuzz.FizzBuzzer;

import java.util.ArrayList;
import java.util.List;
import java.util.stream.IntStream;

import static java.util.stream.Collectors.toList;

/**

RayStarkMC

<?xml version="1.0" encoding="UTF-8"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <!-- This module was also published with a richer model, Gradle metadata,  -->
  <!-- which should be used instead. Do not delete the following line which  -->
  <!-- is to indicate to Gradle or any Gradle module metadata file consumer  -->
  <!-- that they should prefer consuming it instead. -->
  <!-- do_not_remove: published-with-gradle-metadata -->
  <modelVersion>4.0.0</modelVersion>
  <groupId>raystark.eflib</groupId>

RayStarkMC

import raystark.eflib.exhandler.Try2;

public class SampleTry2 {
    //チェック例外型
    static class LargerThan10Exception extends Exception {}
    static class LargerThan20Exception extends Exception {}
    static class MiddleException extends Exception {}

    //可変データ
    private static int value;

RayStarkMC

import java.util.function.Consumer;

public class MethodResolveIssueSample {
    static class NonGenericClass {
        static <T> void f() {
            h(NonGenericClass::<T>methodToBeReferenced);
        }

        static <T> void methodToBeReferenced(T t1) {}
    }

RayStarkMC

import java.util.function.UnaryOperator;

public class GenericMethodReferenceIssueSample {
    static <T> T genericMethod(T t) {
        return t;
    }

    static <T> UnaryOperator<T> of(UnaryOperator<T> t) {
        return t;
    }