feat: add BigInt support within BigNumberish

starknet-io · Mar 11, 2022 · e42427a · e42427a
1 parent c61232d
commit e42427a
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/__tests__/utils/uint256.test.ts b/__tests__/utils/uint256.test.ts
@@ -24,6 +24,15 @@ describe('cairo uint256', () => {
       }
     `);
   });
+  test('should convert BigInt to uint256 struct', () => {
+    const uint256 = bnToUint256(BigInt(UINT_128_MAX.add(ONE).toString()));
+    expect(uint256).toMatchInlineSnapshot(`
+      Object {
+        "high": "0x1",
+        "low": "0x0",
+      }
+    `);
+  });
   test('should throw if BN over uint256 range', () => {
     expect(() => bnToUint256(UINT_256_MAX.add(toBN(1)))).toThrowErrorMatchingInlineSnapshot(
       `"Number is too large"`

diff --git a/src/utils/number.ts b/src/utils/number.ts
@@ -3,7 +3,7 @@ import assert from 'minimalistic-assert';
 
 import { addHexPrefix, removeHexPrefix } from './encode';
 
-export type BigNumberish = string | number | BN;
+export type BigNumberish = string | number | BN | BigInt;
 
 export function isHex(hex: string): boolean {
   return hex.startsWith('0x');