From 4ca18647baf80b2d749d4f12307be6439606791a Mon Sep 17 00:00:00 2001
From: SpaceEEC <spaceeec@yahoo.com>
Date: Fri, 24 Jan 2020 16:45:52 +0100
Subject: [PATCH] feat(MessageAttachment): add spoiler getter (#3713)

---
 src/structures/MessageAttachment.js | 11 +++++++++++
 typings/index.d.ts                  |  1 +
 2 files changed, 12 insertions(+)

diff --git a/src/structures/MessageAttachment.js b/src/structures/MessageAttachment.js
index dd8b8a380..6db15c830 100644
--- a/src/structures/MessageAttachment.js
+++ b/src/structures/MessageAttachment.js
@@ -1,3 +1,5 @@
+const { basename } = require('path');
+
 /**
  * Represents an attachment in a message.
  */
@@ -63,6 +65,15 @@ class MessageAttachment {
      */
     this.width = data.width;
   }
+
+  /**
+   * Whether or not this attachment has been marked as a spoiler
+   * @type {boolean}
+   * @readonly
+   */
+  get spoiler() {
+    return basename(this.url).startsWith('SPOILER_');
+  }
 }
 
 module.exports = MessageAttachment;
diff --git a/typings/index.d.ts b/typings/index.d.ts
index b1f9c2b1c..d31af2c9f 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -797,6 +797,7 @@ declare module 'discord.js' {
 		public id: Snowflake;
 		public message: Message;
 		public proxyURL: string;
+		public readonly spoiler: boolean;
 		public url: string;
 		public width: number;
 	}