Merge branch 'v2-prototype' into update-lerna

* v2-prototype: (48 commits)
  Update CHANGELOG
  Rename call data schema id to CallData. Check for TypedArray when hashing data in order-utils crypto
  Fix broken links in sol-cov documentation
  Fix 0x.js ts warnings
  Update yarn.lock
  Fix 0x.js ts warnings
  Fix 0x.js tests on CI
  Fix a bad merge
  Update package versions
  Merge
  Update changelogs
  Add a test for ERC721 Allowance
  Use allowance instead of approval for all in fill-scenarios
  Upgrade sha3 to 1.2.2 to work with node v10
  Check if the token doesn't exist before minting in fill scenarios
  Make downlevelIteration a global config
  Fix tests descriptions
  DRY up the code in order-watcher collision-resistant abi decoder
  Await transactions in fillScenarios
  Rename decodeAssetData to decodeAssetDataOrThrow
  ...

7 files changed, 55 insertions, 29 deletions

diff --git a/packages/contract-wrappers/CHANGELOG.json b/packages/contract-wrappers/CHANGELOG.json
index 24f722f15..c6b5d07f7 100644
--- a/packages/contract-wrappers/CHANGELOG.json
+++ b/packages/contract-wrappers/CHANGELOG.json
@@ -13,6 +13,15 @@
         "timestamp": 1531149657
     },
     {
+        "timestamp": 1531919263,
+        "version": "0.1.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
         "timestamp": 1529397769,
         "version": "0.0.5",
         "changes": [
diff --git a/packages/contract-wrappers/CHANGELOG.md b/packages/contract-wrappers/CHANGELOG.md
index a2cc44f0d..822d0b486 100644
--- a/packages/contract-wrappers/CHANGELOG.md
+++ b/packages/contract-wrappers/CHANGELOG.md
@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v0.1.1 - _July 18, 2018_
+
+    * Dependencies updated
+
 ## v0.1.0 - _July 9, 2018_
 
     * Update Blockstream dep. to V5.0 and no longer force unsubscribe on blockstream error (which are not recoverable)
diff --git a/packages/contract-wrappers/package.json b/packages/contract-wrappers/package.json
index cc9ea21e8..c37030797 100644
--- a/packages/contract-wrappers/package.json
+++ b/packages/contract-wrappers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@0xproject/contract-wrappers",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "description": "Smart TS wrappers for 0x smart contracts",
     "keywords": [
         "0xproject",
@@ -43,12 +43,12 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0xproject/abi-gen": "^0.3.3",
-        "@0xproject/dev-utils": "^0.4.5",
-        "@0xproject/migrations": "^0.0.9",
+        "@0xproject/abi-gen": "^0.3.4",
+        "@0xproject/dev-utils": "^0.4.6",
+        "@0xproject/migrations": "^0.0.10",
         "@0xproject/monorepo-scripts": "^0.2.2",
-        "@0xproject/sol-compiler": "^0.5.3",
-        "@0xproject/subproviders": "^0.10.5",
+        "@0xproject/sol-compiler": "^0.5.4",
+        "@0xproject/subproviders": "^0.10.6",
         "@0xproject/tslint-config": "^0.4.21",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
@@ -69,16 +69,17 @@
         "shx": "^0.2.2",
         "sinon": "^4.0.0",
         "source-map-support": "^0.5.0",
+        "web3-provider-engine": "14.0.6",
         "tslint": "5.11.0",
         "typescript": "2.7.1"
     },
     "dependencies": {
         "@0xproject/assert": "^0.3.0",
-        "@0xproject/base-contract": "^0.3.5",
+        "@0xproject/base-contract": "^0.3.6",
         "@0xproject/order-utils": "^1.0.0",
-        "@0xproject/typescript-typings": "^0.4.2",
-        "@0xproject/utils": "^0.7.2",
-        "@0xproject/web3-wrapper": "^0.7.2",
+        "@0xproject/typescript-typings": "^0.4.3",
+        "@0xproject/utils": "^0.7.3",
+        "@0xproject/web3-wrapper": "^0.7.3",
         "@0xproject/fill-scenarios": "^1.0.0",
         "@0xproject/json-schemas": "^1.0.0",
         "@0xproject/types": "^1.0.0",
diff --git a/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
index 3d24702b3..7c2b41c62 100644
--- a/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
@@ -342,15 +342,17 @@ export class ERC721TokenWrapper extends ContractWrapper {
         const normalizedSenderAddress = senderAddress.toLowerCase();
         const tokenContract = await this._getTokenContractAsync(normalizedTokenAddress);
         const ownerAddress = await this.getOwnerOfAsync(tokenAddress, tokenId);
-        const isApprovedForAll = await this.isApprovedForAllAsync(
-            normalizedTokenAddress,
-            ownerAddress,
-            normalizedSenderAddress,
-        );
-        if (!isApprovedForAll) {
-            const approvedAddress = await this.getApprovedIfExistsAsync(normalizedTokenAddress, tokenId);
-            if (approvedAddress !== senderAddress) {
-                throw new Error(ContractWrappersError.ERC721NoApproval);
+        if (normalizedSenderAddress !== ownerAddress) {
+            const isApprovedForAll = await this.isApprovedForAllAsync(
+                normalizedTokenAddress,
+                ownerAddress,
+                normalizedSenderAddress,
+            );
+            if (!isApprovedForAll) {
+                const approvedAddress = await this.getApprovedIfExistsAsync(normalizedTokenAddress, tokenId);
+                if (approvedAddress !== normalizedSenderAddress) {
+                    throw new Error(ContractWrappersError.ERC721NoApproval);
+                }
             }
         }
         const txHash = await tokenContract.transferFrom.sendTransactionAsync(
diff --git a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
index 0791c62f5..3e7619228 100644
--- a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
@@ -1,4 +1,5 @@
 import { schemas } from '@0xproject/json-schemas';
+import { assetDataUtils } from '@0xproject/order-utils';
 import { AssetProxyId, Order, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
@@ -1071,9 +1072,9 @@ export class ExchangeWrapper extends ContractWrapper {
      * Returns the ZRX asset data used by the exchange contract.
      * @return ZRX asset data
      */
-    public async getZRXAssetDataAsync(): Promise<string> {
-        const exchangeInstance = await this._getExchangeContractAsync();
-        const zrxAssetData = exchangeInstance.ZRX_ASSET_DATA.callAsync();
+    public getZRXAssetData(): string {
+        const zrxTokenAddress = this.getZRXTokenAddress();
+        const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxTokenAddress);
         return zrxAssetData;
     }
     // tslint:disable:no-unused-variable
diff --git a/packages/contract-wrappers/src/index.ts b/packages/contract-wrappers/src/index.ts
index d8e597ed1..e5485d7a6 100644
--- a/packages/contract-wrappers/src/index.ts
+++ b/packages/contract-wrappers/src/index.ts
@@ -1,9 +1,9 @@
 export { ContractWrappers } from './contract_wrappers';
 export { ERC20TokenWrapper } from './contract_wrappers/erc20_token_wrapper';
+export { ERC721TokenWrapper } from './contract_wrappers/erc721_token_wrapper';
 export { EtherTokenWrapper } from './contract_wrappers/ether_token_wrapper';
-export { ERC20ProxyWrapper } from './contract_wrappers/erc20_proxy_wrapper';
 export { ExchangeWrapper } from './contract_wrappers/exchange_wrapper';
-export { ERC721TokenWrapper } from './contract_wrappers/erc721_token_wrapper';
+export { ERC20ProxyWrapper } from './contract_wrappers/erc20_proxy_wrapper';
 export { ERC721ProxyWrapper } from './contract_wrappers/erc721_proxy_wrapper';
 
 export {
@@ -26,7 +26,15 @@ export {
     OrderInfo,
 } from './types';
 
-export { Order, SignedOrder, ECSignature, OrderStateValid, OrderStateInvalid, OrderState } from '@0xproject/types';
+export {
+    Order,
+    SignedOrder,
+    ECSignature,
+    OrderStateValid,
+    OrderStateInvalid,
+    OrderState,
+    AssetProxyId,
+} from '@0xproject/types';
 
 export {
     BlockParamLiteral,
@@ -60,6 +68,7 @@ export {
     ERC721TokenApprovalForAllEventArgs,
     ERC721TokenTransferEventArgs,
     ERC721TokenEvents,
+    ERC721TokenEventArgs,
 } from './contract_wrappers/generated/erc721_token';
 
 export {
diff --git a/packages/contract-wrappers/test/exchange_wrapper_test.ts b/packages/contract-wrappers/test/exchange_wrapper_test.ts
index f43938605..dca212f65 100644
--- a/packages/contract-wrappers/test/exchange_wrapper_test.ts
+++ b/packages/contract-wrappers/test/exchange_wrapper_test.ts
@@ -53,7 +53,6 @@ describe('ExchangeWrapper', () => {
         await blockchainLifecycle.startAsync();
         contractWrappers = new ContractWrappers(provider, config);
         exchangeContractAddress = contractWrappers.exchange.getContractAddress();
-        const erc20ProxyAddress = contractWrappers.erc20Proxy.getContractAddress();
         userAddresses = await web3Wrapper.getAvailableAddressesAsync();
         zrxTokenAddress = tokenUtils.getProtocolTokenAddress();
         fillScenarios = new FillScenarios(
@@ -61,7 +60,8 @@ describe('ExchangeWrapper', () => {
             userAddresses,
             zrxTokenAddress,
             exchangeContractAddress,
-            erc20ProxyAddress,
+            contractWrappers.erc20Proxy.getContractAddress(),
+            contractWrappers.erc721Proxy.getContractAddress(),
         );
         [coinbase, makerAddress, takerAddress, feeRecipient, anotherMakerAddress] = userAddresses;
         [makerTokenAddress, takerTokenAddress] = tokenUtils.getDummyERC20TokenAddresses();
@@ -264,8 +264,8 @@ describe('ExchangeWrapper', () => {
         });
     });
     describe('#getZRXAssetData', () => {
-        it('should get the asset data', async () => {
-            const ZRX_ASSET_DATA = await contractWrappers.exchange.getZRXAssetDataAsync();
+        it('should get the asset data', () => {
+            const ZRX_ASSET_DATA = contractWrappers.exchange.getZRXAssetData();
             const ASSET_DATA_HEX_LENGTH = 74;
             expect(ZRX_ASSET_DATA).to.have.length(ASSET_DATA_HEX_LENGTH);
         });