accept hex string as input of type 'uin256'

4 years ago · f0e8056f84
parent 1b977860ad
commit f0e8056f84
1 changed files with 6 additions and 1 deletions
--- a/packages/harmony-contract/src/abi/abiCoder.ts
+++ b/packages/harmony-contract/src/abi/abiCoder.ts
@ -683,7 +683,12 @@ class CoderNumber extends Coder {
  encode(value: BN | number | string): Uint8Array {
    let result;
    try {
-      let v = new BN(value);
+      let v: BN;
+      if (typeof value == 'string' && value.startsWith('0x')) {
+        v = new BN(value.slice(2), 'hex');
+      } else {
+        v = new BN(value);
+      }
      if (this.signed) {
        let bounds = MaxUint256.maskn(this.size * 8 - 1);
        if (v.gt(bounds)) {