fix: private key without trailing 0x (#479)

RequestNetwork · Apr 12, 2021 · 4d71cae · 4d71cae
1 parent 63071ec
commit 4d71cae
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diff --git a/packages/utils/src/crypto/ec-utils.ts b/packages/utils/src/crypto/ec-utils.ts
@@ -22,6 +22,9 @@ export default {
  */
 function getAddressFromPrivateKey(privateKey: string): string {
   try {
+    if (!privateKey.match(/^0x/)) {
+      privateKey = `0x` + privateKey;
+    }
     return ethers.utils.computeAddress(ethers.utils.hexlify(privateKey));
   } catch (e) {
     if (

diff --git a/packages/utils/test/crypto/ec-utils.test.ts b/packages/utils/test/crypto/ec-utils.test.ts
@@ -27,6 +27,13 @@ describe('Utils.ecUtils', () => {
         'The private key must be a string representing 32 bytes',
       );
     });
+    it('can get an address from a private key without 0x', () => {
+      expect(
+        ecUtils.getAddressFromPrivateKey(
+          'af16c10a33bd8c2a0d55551080c3eb248ab727e5ff17d052c95f9d92b7e6528e',
+        ),
+      ).toBe('0xe011e28aBAa005223a2d4AEfFD5c2fF8D7B5291c');
+    });
   });
 
   describe('getAddressFromPublicKey', () => {