fix: remove non-isomorphic and outdated dependency base64-to-uint8arr…

…ay (#2023)

.changeset/lemon-cameras-visit.md

@@ -0,0 +1,5 @@
+---
+'@react-pdf/font': patch
+---
+
+Fix warning about 'buffer' dependency in CRA 5 and webpack 5

packages/font/package.json

@@ -24,7 +24,6 @@
   "dependencies": {
     "@babel/runtime": "^7.16.4",
     "@react-pdf/types": "^2.0.9",
-    "base64-to-uint8array": "^1.0.0",
     "cross-fetch": "^3.1.5",
     "fontkit": "^2.0.2",
     "is-url": "^1.2.4"

packages/font/src/font.js

@@ -3,7 +3,6 @@
 import isUrl from 'is-url';
 import fetch from 'cross-fetch';
 import * as fontkit from 'fontkit';
-import toUint8Array from 'base64-to-uint8array';
 
 const FONT_WEIGHTS = {
   thin: 100,
@@ -60,7 +59,12 @@ class FontSource {
 
     if (isDataUrl(this.src)) {
       const raw = this.src.split(',')[1];
-      this.data = fontkit.create(toUint8Array(raw), postscriptName);
+      const uint8Array = new Uint8Array(
+        atob(raw)
+          .split('')
+          .map(c => c.charCodeAt(0)),
+      );
+      this.data = fontkit.create(uint8Array, postscriptName);
     } else if (BROWSER || isUrl(this.src)) {
       const { headers, body, method = 'GET' } = this.options;
       const data = await fetchFont(this.src, { method, body, headers });

yarn.lock

@@ -3268,11 +3268,6 @@ base64-js@^1.1.2, base64-js@^1.3.0, base64-js@^1.3.1:
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.5.1.tgz#1b1b440160a5bf7ad40b650f095963481903930a"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
 
-base64-to-uint8array@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/base64-to-uint8array/-/base64-to-uint8array-1.0.0.tgz#725f9e9886331b43785cadd807e76803d5494e05"
-  integrity sha512-drjWQcees55+XQSVHYxiUF05Fj6ko3XJUoxykZEXbm0BMmNz2ieWiZGJ+6TFWnjN2saucG6pI13LS92O4kaiAg==
-
 base@^0.11.1:
   version "0.11.2"
   resolved "https://registry.yarnpkg.com/base/-/base-0.11.2.tgz#7bde5ced145b6d551a90db87f83c558b4eb48a8f"