From 66251e08557566944e5e290c8c559249be3e61e6 Mon Sep 17 00:00:00 2001
From: "Damon (Toal-Rossi) Vestervand" <damon@vestervand.net>
Date: Mon, 2 Oct 2023 14:04:05 +0200
Subject: [PATCH] Use globalThis instead of global (#3763)

Switches use of `global` to `globalThis`, which is better supported when building with modern build tools like Vite.

Refs #2903

Signed-off-by: Damon Vestervand <damon@beyondwork.ai>
Signed-off-by: Damon <damon@vestervand.net>
---
 spec/olm-loader.ts   | 2 +-
 src/browser-index.ts | 8 ++++----
 src/crypto/crypto.ts | 6 +++---
 src/crypto/index.ts  | 2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/spec/olm-loader.ts b/spec/olm-loader.ts
index 29817176b..ced175811 100644
--- a/spec/olm-loader.ts
+++ b/spec/olm-loader.ts
@@ -20,7 +20,7 @@ import { logger } from "../src/logger";
 // try to load the olm library.
 try {
     // eslint-disable-next-line @typescript-eslint/no-var-requires
-    global.Olm = require("@matrix-org/olm");
+    globalThis.Olm = require("@matrix-org/olm");
     logger.log("loaded libolm");
 } catch (e) {
     logger.warn("unable to run crypto tests: libolm not available", e);
diff --git a/src/browser-index.ts b/src/browser-index.ts
index 200b2a32d..6089424d4 100644
--- a/src/browser-index.ts
+++ b/src/browser-index.ts
@@ -24,15 +24,15 @@ declare global {
     /* eslint-enable no-var */
 }
 
-if (global.__js_sdk_entrypoint) {
+if (globalThis.__js_sdk_entrypoint) {
     throw new Error("Multiple matrix-js-sdk entrypoints detected!");
 }
-global.__js_sdk_entrypoint = true;
+globalThis.__js_sdk_entrypoint = true;
 
 // just *accessing* indexedDB throws an exception in firefox with indexeddb disabled.
 let indexedDB: IDBFactory | undefined;
 try {
-    indexedDB = global.indexedDB;
+    indexedDB = globalThis.indexedDB;
 } catch (e) {}
 
 // if our browser (appears to) support indexeddb, use an indexeddb crypto store.
@@ -44,4 +44,4 @@ if (indexedDB) {
 // It's awkward, but required.
 export * from "./matrix";
 export default matrixcs; // keep export for browserify package deps
-global.matrixcs = matrixcs;
+globalThis.matrixcs = matrixcs;
diff --git a/src/crypto/crypto.ts b/src/crypto/crypto.ts
index 704754f0b..c78970708 100644
--- a/src/crypto/crypto.ts
+++ b/src/crypto/crypto.ts
@@ -16,9 +16,9 @@ limitations under the License.
 
 import { logger } from "../logger";
 
-export let crypto = global.window?.crypto;
-export let subtleCrypto = global.window?.crypto?.subtle ?? global.window?.crypto?.webkitSubtle;
-export let TextEncoder = global.window?.TextEncoder;
+export let crypto = globalThis.window?.crypto;
+export let subtleCrypto = globalThis.window?.crypto?.subtle ?? global.window?.crypto?.webkitSubtle;
+export let TextEncoder = globalThis.window?.TextEncoder;
 
 /* eslint-disable @typescript-eslint/no-var-requires */
 if (!crypto) {
diff --git a/src/crypto/index.ts b/src/crypto/index.ts
index d49b2e0a3..a3aea892a 100644
--- a/src/crypto/index.ts
+++ b/src/crypto/index.ts
@@ -134,7 +134,7 @@ export const verificationMethods = {
 export type VerificationMethod = keyof typeof verificationMethods | string;
 
 export function isCryptoAvailable(): boolean {
-    return Boolean(global.Olm);
+    return Boolean(globalThis.Olm);
 }
 
 // minimum time between attempting to unwedge an Olm session, if we succeeded