add uint8array2dec

starcoinorg · Oct 27, 2021 · bdf7905 · bdf7905
1 parent 152aa46
commit bdf7905
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/src/utils/helper.ts b/src/utils/helper.ts
@@ -21,6 +21,14 @@ export function dec2uint8array(n: number): Uint8Array {
   return bitmap
 }
 
+export function uint8array2dec(bitmap: Uint8Array): number {
+  const binArr = []
+  bitmap.forEach((n) => binArr.push(dec2bin(n).slice(-8)))
+  return bin2dec(binArr.join(''))
+}
+
+
+
 // index from left to right
 export function setBit(n: number, idx: number): number {
   if (idx > 31 || idx < 0) {

diff --git a/src/utils/multi-sign.spec.ts b/src/utils/multi-sign.spec.ts
@@ -15,7 +15,7 @@ import {
   encodeScriptFunctionByResolve
 } from "./tx";
 import { createMultiEd25519KeyShard, signMultiEd25519KeyShard } from "./multi-sign";
-import { dec2bin, bin2dec, setBit, isSetBit, dec2uint8array } from "./helper";
+import { dec2bin, bin2dec, setBit, isSetBit, dec2uint8array, uint8array2dec } from "./helper";
 import { showMultiEd25519Account } from "./account";
 import * as starcoin_types from "../lib/runtime/starcoin_types";
 
@@ -186,6 +186,9 @@ test('bit operator', () => {
   console.log({ test })
   const bitmap = dec2uint8array(test)
   console.log({ bitmap })
+  const test2 = uint8array2dec(bitmap)
+  console.log({ test2 })
+  expect(test).toEqual(test2);
   const bin = dec2bin(test)
   console.log({ bin })
   const n = bin2dec(bin)