From 5e823871c8ca34cd3fad1009180630232d1c0b00 Mon Sep 17 00:00:00 2001
From: Him188 <Him188@mamoe.net>
Date: Sat, 21 Mar 2020 00:50:50 +0800
Subject: [PATCH] Introduce experimental infix `->`

---
 .../net.mamoe.mirai/event/subscribeMessages.kt      | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscribeMessages.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscribeMessages.kt
index 30e6e2381..7f6074318 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscribeMessages.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/event/subscribeMessages.kt
@@ -342,6 +342,19 @@ class MessageSubscribersBuilder<T : MessagePacket<*, *>>(
         }
     }
 
+    /**
+     * 如果消息内容 `==` [equals]
+     */
+    @MiraiExperimentalAPI
+    @MessageDsl
+    @JvmName("case1")
+    @JsName("case1")
+    @SinceMirai("0.29.0")
+    @Suppress("INVALID_CHARACTERS", "NAME_CONTAINS_ILLEGAL_CHARS")
+    infix fun String.`->`(block: MessageListener<M, R>): Ret {
+        return case(this, onEvent = block)
+    }
+
     /**
      * 如果消息内容 `==` [equals]
      * @param trim `true` 则删除首尾空格后比较