Merge branch 'master' into fix-keysend

ZeusLN · Sep 26, 2023 · 6487b07 · 6487b07
2 parents 23ddf61 + 7551098
commit 6487b07
Showing 1 changed file with 22 additions and 0 deletions.
diff --git a/utils/Base64Utils.ts b/utils/Base64Utils.ts
@@ -3,6 +3,28 @@ class Base64Utils {
         Buffer.from(input).toString('base64');
     decodeBase64ToString = (input = '') =>
         Buffer.from(input, 'base64').toString('utf8');
+    btoa = (input = '') => {
+        const str = input;
+        let output = '';
+
+        for (
+            let block = 0, charCode, i = 0, map = chars;
+            str.charAt(i | 0) || ((map = '='), i % 1);
+            output += map.charAt(63 & (block >> (8 - (i % 1) * 8)))
+        ) {
+            charCode = str.charCodeAt((i += 3 / 4));
+
+            if (charCode > 0xff) {
+                throw new Error(
+                    "'btoa' failed: The string to be encoded contains characters outside of the Latin1 range."
+                );
+            }
+
+            block = (block << 8) | charCode;
+        }
+
+        return output;
+    };
 
     hexToBase64 = (str = '') => Buffer.from(str, 'hex').toString('base64');