From c6eef9f68e9a1ef2bb2363bef78e92b1c1694ae1 Mon Sep 17 00:00:00 2001
From: Him188 <Him188@mamoe.net>
Date: Wed, 16 Dec 2020 18:36:56 +0800
Subject: [PATCH] Internal code style

---
 mirai-core-api/src/commonMain/kotlin/contact/ContactList.kt | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/mirai-core-api/src/commonMain/kotlin/contact/ContactList.kt b/mirai-core-api/src/commonMain/kotlin/contact/ContactList.kt
index daa75840b..6f08bcf4d 100644
--- a/mirai-core-api/src/commonMain/kotlin/contact/ContactList.kt
+++ b/mirai-core-api/src/commonMain/kotlin/contact/ContactList.kt
@@ -53,9 +53,7 @@ internal fun <C : Any?> ConcurrentLinkedQueue<C>.addLast(c: C): Boolean = this.a
  * ```
  */
 public val ContactList<*>.idContentString: String
-    get() = "[" + buildString { delegate.forEach { append(it.id).append(", ") } }.dropLast(
-        2
-    ) + "]"
+    get() = "[" + delegate.joinToString { it.id.toString() } + "]"
 
 
 internal operator fun <C : Contact> LockFreeLinkedList<C>.get(id: Long): C {