From fc1dedb345c03d2f18085a641b48b6991a242aea Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Thu, 7 Oct 2021 23:51:51 +0800
Subject: [PATCH] fix doc

---
 hutool-core/src/main/java/cn/hutool/core/lang/Opt.java | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/hutool-core/src/main/java/cn/hutool/core/lang/Opt.java b/hutool-core/src/main/java/cn/hutool/core/lang/Opt.java
index cebf71961..9f3dac1da 100644
--- a/hutool-core/src/main/java/cn/hutool/core/lang/Opt.java
+++ b/hutool-core/src/main/java/cn/hutool/core/lang/Opt.java
@@ -246,12 +246,14 @@ public class Opt<T> {
 	 * 如果包裹里元素的值存在，就执行对应的操作，并返回本身
 	 * 如果不存在，返回一个空的{@code Opt}
 	 *
+	 * <p>属于 {@link #ifPresent}的链式拓展
+	 *
 	 * @param action 值存在时执行的操作
+	 * @return this
 	 * @throws NullPointerException 如果值存在，并且传入的操作为 {@code null}
-	 * @apiNote 属于 {@link #ifPresent}的链式拓展
 	 * @author VampireAchao
 	 */
-	public Opt<T> peek(Consumer<T> action) {
+	public Opt<T> peek(Consumer<T> action) throws NullPointerException {
 		Objects.requireNonNull(action);
 		if (isEmpty()) {
 			return Opt.empty();