From 3fab40efe553446770c8858afd0020f613ca4d4c Mon Sep 17 00:00:00 2001
From: Fabio Berger <me@fabioberger.com>
Date: Wed, 20 Jun 2018 13:55:45 +0200
Subject: Add noop conditionals for clarity

---
 packages/contracts/src/utils/asset_wrapper.ts | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'packages/contracts/src')

diff --git a/packages/contracts/src/utils/asset_wrapper.ts b/packages/contracts/src/utils/asset_wrapper.ts
index f86c0bc23..11697eca8 100644
--- a/packages/contracts/src/utils/asset_wrapper.ts
+++ b/packages/contracts/src/utils/asset_wrapper.ts
@@ -87,6 +87,11 @@ export class AssetWrapper {
                     // Burn token
                     await erc721Wrapper.burnAsync(assetProxyData.tokenAddress, assetProxyData.tokenId, userAddress);
                     return;
+                } else if (
+                    (userAddress !== tokenOwner && desiredBalance.eq(0)) ||
+                    (tokenOwner === userAddress && desiredBalance.eq(1))
+                ) {
+                    return; // noop
                 }
                 break;
             }
@@ -176,6 +181,11 @@ export class AssetWrapper {
                         assetProxyData.tokenAddress,
                         assetProxyData.tokenId,
                     );
+                } else if (
+                    (!isProxyApproved && desiredAllowance.eq(0)) ||
+                    (isProxyApproved && desiredAllowance.eq(1))
+                ) {
+                    return; // noop
                 }
 
                 break;
-- 
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