stringify null object

iden3 · Oct 2, 2023 · 53d320b · 53d320b
1 parent d1cd4ae
commit 53d320b
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diff --git a/src/utils.js b/src/utils.js
@@ -2,6 +2,8 @@
 import * as Scalar from "./scalar.js";
 
 export function stringifyBigInts(o) {
+    if (o === null) return null;
+
     if (typeof o == "bigint" || o.eq !== undefined) {
         return o.toString(10);
     } else if (o instanceof Uint8Array) {

diff --git a/test/utils.js b/test/utils.js
@@ -28,6 +28,18 @@ describe("Utils native", () => {
         assert(ScalarN.eq(num, numFromStr), true);
     });
 
+    it("Should stringify bigInt & null", () => {
+       const obj = {
+            num: num,
+            other: null
+       };
+
+        const strObj = utilsN.stringifyBigInts(obj);
+        const objFromStr = utilsN.unstringifyBigInts(strObj);
+
+        assert.deepStrictEqual(obj, objFromStr);
+    });
+
     it("Should generate buffer little-endian without trailing non-zero element", () => {
         for (let i = 1; i < 33; i++) {
             var buff = utilsN.leInt2Buff(BigInt(42), i);