From 00f33120ec4f4ec5955867d45500271f2930aa86 Mon Sep 17 00:00:00 2001
From: Him188 <Him188@mamoe.net>
Date: Mon, 25 Nov 2019 14:03:19 +0800
Subject: [PATCH] Add easier shortcuts

---
 .../commonMain/kotlin/net.mamoe.mirai/BotHelper.kt   | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotHelper.kt b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotHelper.kt
index 98ef59a7f..127e89d75 100644
--- a/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotHelper.kt
+++ b/mirai-core/src/commonMain/kotlin/net.mamoe.mirai/BotHelper.kt
@@ -84,6 +84,18 @@ suspend inline fun Bot.login(): LoginResult = this.network.login(BotConfiguratio
  */
 suspend inline fun Bot.alsoLogin(): Bot = apply { login().requireSuccess() }
 
+/**
+ * 使用在默认配置基础上修改的配置进行登录, 返回 [this]
+ */
+@UseExperimental(ExperimentalContracts::class)
+suspend inline fun Bot.alsoLogin(noinline configuration: BotConfiguration.() -> Unit): Bot {
+    contract {
+        callsInPlace(configuration, InvocationKind.EXACTLY_ONCE)
+    }
+    this.network.login(BotConfiguration().apply(configuration)).requireSuccess()
+    return this
+}
+
 /**
  * 使用默认的配置 ([BotConfiguration.Default]) 登录, 返回 [this]
  */