Add config to ignore btoa dependency in browser environments (#84)

MetaMask · Mar 25, 2021 · 423da2b · 423da2b
1 parent e373a78
commit 423da2b
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/package.json b/package.json
@@ -3,7 +3,8 @@
   "version": "6.0.0",
   "main": "./dist/block-ref.js",
   "browser": {
-    "node-fetch": false
+    "node-fetch": false,
+    "btoa": false
   },
   "engines": {
     "node": ">=10.0.0"

diff --git a/src/fetch.ts b/src/fetch.ts
@@ -1,10 +1,11 @@
 import { createAsyncMiddleware, JsonRpcMiddleware } from 'json-rpc-engine';
 import { EthereumRpcError, ethErrors } from 'eth-rpc-errors';
-import btoa from 'btoa';
 import { Payload, Block } from './cache-utils';
 
-// eslint-disable-next-line node/global-require,@typescript-eslint/no-require-imports
+/* eslint-disable node/global-require,@typescript-eslint/no-require-imports */
 const fetch = global.fetch || require('node-fetch');
+const btoa = global.btoa || require('btoa');
+/* eslint-enable node/global-require,@typescript-eslint/no-require-imports */
 
 const RETRIABLE_ERRORS: string[] = [
   // ignore server overload errors