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-rw-r--r--packages/contracts/src/utils/asset_proxy_utils.ts4
-rw-r--r--packages/contracts/src/utils/crypto.ts2
2 files changed, 2 insertions, 4 deletions
diff --git a/packages/contracts/src/utils/asset_proxy_utils.ts b/packages/contracts/src/utils/asset_proxy_utils.ts
index 63de7252d..529d31cb9 100644
--- a/packages/contracts/src/utils/asset_proxy_utils.ts
+++ b/packages/contracts/src/utils/asset_proxy_utils.ts
@@ -5,9 +5,7 @@ import ethUtil = require('ethereumjs-util');
import { AssetProxyId } from './types';
export function encodeAssetProxyId(assetProxyId: AssetProxyId): Buffer {
- const formattedAssetProxyId = new BN(assetProxyId);
- const encodedAssetProxyId = ethUtil.toUnsigned(formattedAssetProxyId);
- return encodedAssetProxyId;
+ return ethUtil.toBuffer(assetProxyId);
}
export function encodeAddress(address: string): Buffer {
diff --git a/packages/contracts/src/utils/crypto.ts b/packages/contracts/src/utils/crypto.ts
index 5bc678cdf..222cb7cca 100644
--- a/packages/contracts/src/utils/crypto.ts
+++ b/packages/contracts/src/utils/crypto.ts
@@ -31,7 +31,7 @@ export const crypto = {
argTypes.push('address');
} else if (_.isString(arg)) {
argTypes.push('string');
- } else if (arg instanceof Buffer) {
+ } else if (_.isBuffer(arg)) {
argTypes.push('bytes');
} else if (_.isBoolean(arg)) {
argTypes.push('bool');