From 6d6bc735e97a60bc239c079324a0699bbd0764ac Mon Sep 17 00:00:00 2001
From: Dragory <2606411+Dragory@users.noreply.github.com>
Date: Sat, 18 Jan 2020 11:12:11 +0200
Subject: [PATCH] Fix TS error with twemoji typings without dom lib

Including the dom lib doesn't make much sense since we're not in a
browser environment. While this solution isn't perfect either, I
think it's more fitting.
---
 backend/src/plugins/Utility.ts | 8 ++++++++
 backend/tsconfig.json          | 3 +--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/backend/src/plugins/Utility.ts b/backend/src/plugins/Utility.ts
index a3f7a39f..68ebf064 100644
--- a/backend/src/plugins/Utility.ts
+++ b/backend/src/plugins/Utility.ts
@@ -66,6 +66,14 @@ import fs from "fs";
 import sharp from "sharp";
 import twemoji from "twemoji";
 
+declare global {
+  // This is here so TypeScript doesn't give an error when importing twemoji
+  // since one of the signatures of twemoji.parse() takes an HTMLElement but
+  // we're not in a browser environment so including the DOM lib would not make
+  // sense
+  type HTMLElement = unknown;
+}
+
 import { Url, URL, URLSearchParams } from "url";
 const ConfigSchema = t.type({
   can_roles: t.boolean,
diff --git a/backend/tsconfig.json b/backend/tsconfig.json
index 26db7ca1..84c78116 100644
--- a/backend/tsconfig.json
+++ b/backend/tsconfig.json
@@ -8,8 +8,7 @@
     "emitDecoratorMetadata": true,
     "target": "es2018",
     "lib": [
-      "esnext",
-      "DOM"
+      "esnext"
     ],
     "baseUrl": ".",
     "resolveJsonModule": true,