From 50289924fe2f5d4e6e5cf624e82b4699f0b113a5 Mon Sep 17 00:00:00 2001
From: Him188 <Him188@mamoe.net>
Date: Fri, 28 Feb 2020 12:43:14 +0800
Subject: [PATCH] Wrap with `withContext`

---
 .../jvmMain/kotlin/net/mamoe/mirai/utils/ExternalImageJvm.kt    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/ExternalImageJvm.kt b/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/ExternalImageJvm.kt
index 70612ea1c..4f500aac4 100644
--- a/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/ExternalImageJvm.kt
+++ b/mirai-core/src/jvmMain/kotlin/net/mamoe/mirai/utils/ExternalImageJvm.kt
@@ -148,7 +148,7 @@ suspend inline fun Input.suspendToExternalImage(): ExternalImage = withContext(I
 suspend fun ByteReadChannel.toExternalImage(): ExternalImage {
     val file = createTempFile().apply { deleteOnExit() }
     file.outputStream().use {
-        this.copyTo(it)
+        withContext(IO) { copyTo(it) }
         it.flush()
     }