Publish

- 0x.js@6.0.10
 - @0x/asset-buyer@6.1.5
 - @0x/connect@5.0.10
 - @0x/contract-wrappers@9.1.4
 - @0x/dev-tools-pages@0.0.27
 - @0x/dev-utils@2.2.3
 - @0x/fill-scenarios@3.0.10
 - @0x/instant@1.0.24
 - @0x/metacoin@0.0.51
 - @0x/migrations@4.1.6
 - @0x/order-utils@8.1.1
 - @0x/order-watcher@4.0.11
 - @0x/pipeline@1.0.21
 - @0x/react-docs@2.0.12
 - @0x/react-shared@2.0.12
 - @0x/sol-compiler@3.1.8
 - @0x/sol-coverage@3.0.5
 - @0x/sol-doc@2.0.12
 - @0x/sol-profiler@3.1.7
 - @0x/sol-trace@2.0.13
 - @0x/sol-tracing-utils@6.0.12
 - @0x/subproviders@4.1.0
 - @0x/testnet-faucets@1.0.80
 - @0x/website@0.0.83
 - @0x/contracts-asset-proxy@2.1.5
 - @0x/contracts-coordinator@2.0.4
 - @0x/contracts-erc1155@1.1.6
 - @0x/contracts-erc20@2.2.5
 - @0x/contracts-erc721@2.1.6
 - @0x/contracts-exchange@2.1.5
 - @0x/contracts-exchange-forwarder@3.0.3
 - @0x/contracts-exchange-libs@2.1.6
 - @0x/contracts-extensions@3.1.5
 - @0x/contracts-multisig@3.1.5
 - @0x/contracts-test-utils@3.1.7
 - @0x/contracts-utils@3.1.6

contracts/asset-proxy/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "2.1.3",

contracts/asset-proxy/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.1.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.3 - _May 14, 2019_
 
     * Dependencies updated

contracts/asset-proxy/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-asset-proxy",
-    "version": "2.1.3",
+    "version": "2.1.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,11 +69,11 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-erc1155": "^1.1.4",
-        "@0x/contracts-erc20": "^2.2.3",
-        "@0x/contracts-erc721": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-erc1155": "^1.1.6",
+        "@0x/contracts-erc20": "^2.2.5",
+        "@0x/contracts-erc721": "^2.1.6",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/coordinator/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.0.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.0.3",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "2.0.2",

contracts/coordinator/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.4 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.0.3 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.0.2 - _May 14, 2019_
 
     * Dependencies updated

contracts/coordinator/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-coordinator",
-    "version": "2.0.2",
+    "version": "2.0.4",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,12 +69,12 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-asset-proxy": "^2.1.3",
-        "@0x/contracts-erc20": "^2.2.3",
+        "@0x/contracts-asset-proxy": "^2.1.5",
+        "@0x/contracts-erc20": "^2.2.5",
         "@0x/contracts-exchange": "1.0.2",
-        "@0x/contracts-exchange-libs": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-exchange-libs": "^2.1.6",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/erc1155/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "1.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "1.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "1.1.4",
         "changes": [

contracts/erc1155/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v1.1.6 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v1.1.5 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v1.1.4 - _May 14, 2019_
 
     * Dependencies updated

contracts/erc1155/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc1155",
-    "version": "1.1.4",
+    "version": "1.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,8 +49,8 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -68,8 +68,8 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/contracts-utils": "^3.1.4",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/contracts-utils": "^3.1.6",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/erc20/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.2.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.2.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "2.2.3",
         "changes": [

contracts/erc20/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.2.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.2.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.2.3 - _May 14, 2019_
 
     * Dependencies updated

contracts/erc20/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc20",
-    "version": "2.2.3",
+    "version": "2.2.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,8 +69,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-exchange-libs": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
+        "@0x/contracts-utils": "^3.1.6",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/erc721/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "2.1.4",
         "changes": [

contracts/erc721/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.6 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.1.5 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.4 - _May 14, 2019_
 
     * Dependencies updated

contracts/erc721/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-erc721",
-    "version": "2.1.4",
+    "version": "2.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,7 +69,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-utils": "^3.1.4",
+        "@0x/contracts-utils": "^3.1.6",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/exchange-forwarder/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.0.3",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.0.2",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "3.0.1",

contracts/exchange-forwarder/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.3 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.0.2 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.1 - _May 14, 2019_
 
     * Dependencies updated

contracts/exchange-forwarder/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-exchange-forwarder",
-    "version": "3.0.1",
+    "version": "3.0.3",
     "engines": {
         "node": ">=6.12"
     },
@@ -47,11 +47,11 @@
     "homepage": "https://github.com/0xProject/0x-monorepo/contracts/extensions/README.md",
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
-        "@0x/contract-wrappers": "^9.1.2",
+        "@0x/contract-wrappers": "^9.1.4",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,13 +69,13 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-asset-proxy": "^2.1.3",
-        "@0x/contracts-erc20": "^2.2.3",
-        "@0x/contracts-erc721": "^2.1.4",
-        "@0x/contracts-exchange": "^2.1.3",
-        "@0x/contracts-exchange-libs": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-asset-proxy": "^2.1.5",
+        "@0x/contracts-erc20": "^2.2.5",
+        "@0x/contracts-erc721": "^2.1.6",
+        "@0x/contracts-exchange": "^2.1.5",
+        "@0x/contracts-exchange-libs": "^2.1.6",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.1",
         "@0x/utils": "^4.3.3",

contracts/exchange-libs/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "2.1.4",
         "changes": [

contracts/exchange-libs/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.6 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.1.5 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.4 - _May 14, 2019_
 
     * Dependencies updated

contracts/exchange-libs/compiler.json

@@ -30,6 +30,7 @@
         "src/LibFillResults.sol",
         "src/LibMath.sol",
         "src/LibOrder.sol",
+        "src/LibTransactionDecoder.sol",
         "test/TestLibs.sol"
     ]
 }

contracts/exchange-libs/contracts/src/LibTransactionDecoder.sol

@@ -0,0 +1,191 @@
+/*
+
+  Copyright 2019 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.5.5;
+pragma experimental "ABIEncoderV2";
+
+import "@0x/contracts-exchange-libs/contracts/src/LibExchangeSelectors.sol";
+import "@0x/contracts-exchange-libs/contracts/src/LibOrder.sol";
+import "@0x/contracts-utils/contracts/src/LibBytes.sol";
+
+
+contract LibTransactionDecoder is LibExchangeSelectors {
+    using LibBytes for bytes;
+
+    /// @dev Decodes the call data for an Exchange contract method call.
+    /// @param transactionData ABI-encoded calldata for an Exchange
+    ///     contract method call.
+    /// @return The name of the function called, and the parameters it was
+    ///     given.  For single-order fills and cancels, the arrays will have
+    ///     just one element.
+    function decodeZeroExTransactionData(bytes memory transactionData)
+        public
+        pure
+        returns(
+            string memory functionName,
+            LibOrder.Order[] memory orders,
+            uint256[] memory takerAssetFillAmounts,
+            bytes[] memory signatures
+        )
+    {
+        bytes4 functionSelector = transactionData.readBytes4(0);
+
+        if (functionSelector == BATCH_CANCEL_ORDERS_SELECTOR) {
+            functionName = "batchCancelOrders";
+        } else if (functionSelector == BATCH_FILL_ORDERS_SELECTOR) {
+            functionName = "batchFillOrders";
+        } else if (functionSelector == BATCH_FILL_ORDERS_NO_THROW_SELECTOR) {
+            functionName = "batchFillOrdersNoThrow";
+        } else if (functionSelector == BATCH_FILL_OR_KILL_ORDERS_SELECTOR) {
+            functionName = "batchFillOrKillOrders";
+        } else if (functionSelector == CANCEL_ORDER_SELECTOR) {
+            functionName = "cancelOrder";
+        } else if (functionSelector == FILL_ORDER_SELECTOR) {
+            functionName = "fillOrder";
+        } else if (functionSelector == FILL_ORDER_NO_THROW_SELECTOR) {
+            functionName = "fillOrderNoThrow";
+        } else if (functionSelector == FILL_OR_KILL_ORDER_SELECTOR) {
+            functionName = "fillOrKillOrder";
+        } else if (functionSelector == MARKET_BUY_ORDERS_SELECTOR) {
+            functionName = "marketBuyOrders";
+        } else if (functionSelector == MARKET_BUY_ORDERS_NO_THROW_SELECTOR) {
+            functionName = "marketBuyOrdersNoThrow";
+        } else if (functionSelector == MARKET_SELL_ORDERS_SELECTOR) {
+            functionName = "marketSellOrders";
+        } else if (functionSelector == MARKET_SELL_ORDERS_NO_THROW_SELECTOR) {
+            functionName = "marketSellOrdersNoThrow";
+        } else if (functionSelector == MATCH_ORDERS_SELECTOR) {
+            functionName = "matchOrders";
+        } else if (
+            functionSelector == CANCEL_ORDERS_UP_TO_SELECTOR ||
+            functionSelector == EXECUTE_TRANSACTION_SELECTOR
+            // TODO: add new noThrow cancel functions when https://github.com/0xProject/ZEIPs/issues/35 is merged.
+        ) {
+            revert("UNIMPLEMENTED");
+        } else {
+            revert("UNKNOWN_FUNCTION_SELECTOR");
+        }
+
+        if (functionSelector == BATCH_CANCEL_ORDERS_SELECTOR) {
+            // solhint-disable-next-line indent
+            orders = abi.decode(transactionData.slice(4, transactionData.length), (LibOrder.Order[]));
+            takerAssetFillAmounts = new uint256[](0);
+            signatures = new bytes[](0);
+        } else if (
+            functionSelector == BATCH_FILL_OR_KILL_ORDERS_SELECTOR ||
+            functionSelector == BATCH_FILL_ORDERS_NO_THROW_SELECTOR ||
+            functionSelector == BATCH_FILL_ORDERS_SELECTOR
+        ) {
+            (orders, takerAssetFillAmounts, signatures) = _makeReturnValuesForBatchFill(transactionData);
+        } else if (functionSelector == CANCEL_ORDER_SELECTOR) {
+            orders = new LibOrder.Order[](1);
+            orders[0] = abi.decode(transactionData.slice(4, transactionData.length), (LibOrder.Order));
+            takerAssetFillAmounts = new uint256[](0);
+            signatures = new bytes[](0);
+        } else if (
+            functionSelector == FILL_OR_KILL_ORDER_SELECTOR ||
+            functionSelector == FILL_ORDER_SELECTOR ||
+            functionSelector == FILL_ORDER_NO_THROW_SELECTOR
+        ) {
+            (orders, takerAssetFillAmounts, signatures) = _makeReturnValuesForSingleOrderFill(transactionData);
+        } else if (
+            functionSelector == MARKET_BUY_ORDERS_SELECTOR ||
+            functionSelector == MARKET_BUY_ORDERS_NO_THROW_SELECTOR ||
+            functionSelector == MARKET_SELL_ORDERS_SELECTOR ||
+            functionSelector == MARKET_SELL_ORDERS_NO_THROW_SELECTOR
+        ) {
+            (orders, takerAssetFillAmounts, signatures) = _makeReturnValuesForMarketFill(transactionData);
+        } else if (functionSelector == MATCH_ORDERS_SELECTOR) {
+            (
+                LibOrder.Order memory leftOrder,
+                LibOrder.Order memory rightOrder,
+                bytes memory leftSignature,
+                bytes memory rightSignature
+            ) = abi.decode(
+                transactionData.slice(4, transactionData.length),
+                (LibOrder.Order, LibOrder.Order, bytes, bytes)
+            );
+
+            orders = new LibOrder.Order[](2);
+            orders[0] = leftOrder;
+            orders[1] = rightOrder;
+
+            takerAssetFillAmounts = new uint256[](2);
+            takerAssetFillAmounts[0] = leftOrder.takerAssetAmount;
+            takerAssetFillAmounts[1] = rightOrder.takerAssetAmount;
+
+            signatures = new bytes[](2);
+            signatures[0] = leftSignature;
+            signatures[1] = rightSignature;
+        }
+    }
+
+    function _makeReturnValuesForSingleOrderFill(bytes memory transactionData)
+        private
+        pure
+        returns(
+            LibOrder.Order[] memory orders,
+            uint256[] memory takerAssetFillAmounts,
+            bytes[] memory signatures
+        )
+    {
+        orders = new LibOrder.Order[](1);
+        takerAssetFillAmounts = new uint256[](1);
+        signatures = new bytes[](1);
+        // solhint-disable-next-line indent
+        (orders[0], takerAssetFillAmounts[0], signatures[0]) = abi.decode(
+            transactionData.slice(4, transactionData.length),
+            (LibOrder.Order, uint256, bytes)
+        );
+    }
+
+    function _makeReturnValuesForBatchFill(bytes memory transactionData)
+        private
+        pure
+        returns(
+            LibOrder.Order[] memory orders,
+            uint256[] memory takerAssetFillAmounts,
+            bytes[] memory signatures
+        )
+    {
+        // solhint-disable-next-line indent
+        (orders, takerAssetFillAmounts, signatures) = abi.decode(
+            transactionData.slice(4, transactionData.length),
+            // solhint-disable-next-line indent
+            (LibOrder.Order[], uint256[], bytes[])
+        );
+    }
+
+    function _makeReturnValuesForMarketFill(bytes memory transactionData)
+        private
+        pure
+        returns(
+            LibOrder.Order[] memory orders,
+            uint256[] memory takerAssetFillAmounts,
+            bytes[] memory signatures
+        )
+    {
+        takerAssetFillAmounts = new uint256[](1);
+        // solhint-disable-next-line indent
+        (orders, takerAssetFillAmounts[0], signatures) = abi.decode(
+            transactionData.slice(4, transactionData.length),
+            // solhint-disable-next-line indent
+            (LibOrder.Order[], uint256, bytes[])
+        );
+    }
+}

contracts/exchange-libs/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-exchange-libs",
-    "version": "2.1.4",
+    "version": "2.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -34,7 +34,7 @@
         "lint-contracts": "solhint -c ../.solhint.json contracts/**/**/**/**/*.sol"
     },
     "config": {
-        "abis": "./generated-artifacts/@(LibAbiEncoder|LibAssetProxyErrors|LibConstants|LibEIP712|LibFillResults|LibMath|LibOrder|TestLibs).json",
+        "abis": "./generated-artifacts/@(LibAbiEncoder|LibAssetProxyErrors|LibConstants|LibEIP712|LibFillResults|LibMath|LibOrder|LibTransactionDecoder|TestLibs).json",
         "abis:comment": "This list is auto-generated by contracts-gen. Don't edit manually."
     },
     "repository": {
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,8 +69,8 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/exchange-libs/src/artifacts.ts

@@ -12,6 +12,7 @@ import * as LibEIP712 from '../generated-artifacts/LibEIP712.json';
 import * as LibFillResults from '../generated-artifacts/LibFillResults.json';
 import * as LibMath from '../generated-artifacts/LibMath.json';
 import * as LibOrder from '../generated-artifacts/LibOrder.json';
+import * as LibTransactionDecoder from '../generated-artifacts/LibTransactionDecoder.json';
 import * as TestLibs from '../generated-artifacts/TestLibs.json';
 export const artifacts = {
     LibAbiEncoder: LibAbiEncoder as ContractArtifact,
@@ -21,5 +22,6 @@ export const artifacts = {
     LibFillResults: LibFillResults as ContractArtifact,
     LibMath: LibMath as ContractArtifact,
     LibOrder: LibOrder as ContractArtifact,
+    LibTransactionDecoder: LibTransactionDecoder as ContractArtifact,
     TestLibs: TestLibs as ContractArtifact,
 };

contracts/exchange-libs/src/wrappers.ts

@@ -10,4 +10,5 @@ export * from '../generated-wrappers/lib_e_i_p712';
 export * from '../generated-wrappers/lib_fill_results';
 export * from '../generated-wrappers/lib_math';
 export * from '../generated-wrappers/lib_order';
+export * from '../generated-wrappers/lib_transaction_decoder';
 export * from '../generated-wrappers/test_libs';

contracts/exchange-libs/test/lib_transaction_decoder.ts

@@ -0,0 +1,231 @@
+import { chaiSetup, provider, txDefaults, web3Wrapper } from '@0x/contracts-test-utils';
+import { BlockchainLifecycle } from '@0x/dev-utils';
+import { Order } from '@0x/types';
+import { BigNumber } from '@0x/utils';
+import * as chai from 'chai';
+
+import { artifacts, LibTransactionDecoderContract } from '../src';
+
+chaiSetup.configure();
+const expect = chai.expect;
+const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
+
+type OrderWithoutExchange = Pick<Order, Exclude<keyof Order, 'exchangeAddress'>>;
+
+const INPUTS: { order: OrderWithoutExchange; takerAssetFillAmount: BigNumber; signature: string } = {
+    order: {
+        makerAddress: '0xe36ea790bc9d7ab70c55260c66d52b1eca985f84',
+        takerAddress: '0x0000000000000000000000000000000000000000',
+        feeRecipientAddress: '0x78dc5d2d739606d31509c31d654056a45185ecb6',
+        senderAddress: '0x6ecbe1db9ef729cbe972c83fb886247691fb6beb',
+        makerAssetAmount: new BigNumber('100000000000000000000'),
+        takerAssetAmount: new BigNumber('200000000000000000000'),
+        makerFee: new BigNumber('1000000000000000000'),
+        takerFee: new BigNumber('1000000000000000000'),
+        expirationTimeSeconds: new BigNumber('1552396423'),
+        salt: new BigNumber('66097384406870180066678463045003379626790660770396923976862707230261946348951'),
+        makerAssetData: '0xf47261b000000000000000000000000034d402f14d58e001d8efbe6585051bf9706aa064',
+        takerAssetData: '0xf47261b000000000000000000000000025b8fe1de9daf8ba351890744ff28cf7dfa8f5e3',
+    },
+    takerAssetFillAmount: new BigNumber('100000000000000000000'),
+    signature:
+        '0x1ce8e3c600d933423172b5021158a6be2e818613ff8e762d70ef490c752fd98a626a215f09f169668990414de75a53da221c294a3002f796d004827258b641876e03',
+};
+
+const ENCODED_INPUTS: { [functionName: string]: string } = {
+    // It would be best to encode inputs as part of the test run, but that's
+    // not really possible in this case, because doing so would introduce a
+    // dependency on @0x/contracts-exchange, but of course that package already
+    // depends on @0x/contracts-exchange-libs (this package), so it would
+    // introduce a circular dependency.
+    //
+    // Values used in this object are declared along with the (commented out)
+    // code that generated them.  Running that code depends on the following:
+    //
+    //     import { artifacts as exchangeArtifacts, ExchangeContract } from '@0x/contracts-exchange';
+    //     import { getContractAddressesForNetworkOrThrow, NetworkId } from '@0x/contract-addresses';
+    //     const exchangeContract = new ExchangeContract(
+    //         exchangeArtifacts.Exchange.compilerOutput.abi,
+    //         getContractAddressesForNetworkOrThrow(NetworkId.Ganache).exchange,
+    //         provider,
+    //     );
+    //
+    batchCancelOrders:
+        // exchangeContract.batchCancelOrders.getABIEncodedTransactionData([
+        //     INPUTS.order,
+        //     INPUTS.order,
+        // ]),
+        '0x4ac147820000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000e36ea790bc9d7ab70c55260c66d52b1eca985f84000000000000000000000000000000000000000000000000000000000000000000000000000000000000000078dc5d2d739606d31509c31d654056a45185ecb60000000000000000000000006ecbe1db9ef729cbe972c83fb886247691fb6beb0000000000000000000000000000000000000000000000056bc75e2d6310000000000000000000000000000000000000000000000000000ad78ebc5ac62000000000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000de0b6b3a7640000000000000000000000000000000000000000000000000000000000005c87b0879221cb37dcf690e02b0f9aecf44fcaa5ed9ce99697e86743795fa132596ff597000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000001e00000000000000000000000000000000000000000000000000000000000000024f47261b000000000000000000000000034d402f14d58e001d8efbe6585051bf9706aa064000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024f47261b000000000000000000000000025b8fe1de9daf8ba351890744ff28cf7dfa8f5e300000000000000000000000000000000000000000000000000000000',
+    batchFillOrders:
+        // exchangeContract.batchFillOrders.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     [INPUTS.takerAssetFillAmount, INPUTS.takerAssetFillAmount],
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    batchFillOrdersNoThrow:
+        // exchangeContract.batchFillOrdersNoThrow.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     [INPUTS.takerAssetFillAmount, INPUTS.takerAssetFillAmount],
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '0x50dde190000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000000360000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000e36ea790bc9d7ab70c55260c66d52b1eca985f84000000000000000000000000000000000000000000000000000000000000000000000000000000000000000078dc5d2d739606d31509c31d654056a45185ecb60000000000000000000000006ecbe1db9ef729cbe972c83fb886247691fb6beb0000000000000000000000000000000000000000000000056bc75e2d6310000000000000000000000000000000000000000000000000000ad78ebc5ac62000000000000000000000000000000000000000000000000000000de0b6b3a76400000000000000000000000000000000000000000000000000000de0b6b3a7640000000000000000000000000000000000000000000000000000000000005c87b0879221cb37dcf690e02b0f9aecf44fcaa5ed9ce99697e86743795fa132596ff597000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000001e00000000000000000000000000000000000000000000000000000000000000024f47261b000000000000000000000000034d402f14d58e001d8efbe6585051bf9706aa064000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024f47261b000000000000000000000000025b8fe1de9daf8ba351890744ff28cf7dfa8f5e30000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000056bc75e2d631000000000000000000000000000000000000000000000000000056bc75e2d6310000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000421ce8e3c600d933423172b5021158a6be2e818613ff8e762d70ef490c752fd98a626a215f09f169668990414de75a53da221c294a3002f796d004827258b641876e03000000000000000000000000000000000000000000000000000000000000',
+    batchFillOrKillOrders:
+        // exchangeContract.batchFillOrKillOrders.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     [INPUTS.takerAssetFillAmount, INPUTS.takerAssetFillAmount],
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    cancelOrder:
+        // exchangeContract.cancelOrder.getABIEncodedTransactionData(INPUTS.order),
+        '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',
+    fillOrder:
+        // exchangeContract.fillOrder.getABIEncodedTransactionData(
+        //     INPUTS.order,
+        //     INPUTS.takerAssetFillAmount,
+        //     INPUTS.signature,
+        // ),
+        '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',
+    fillOrderNoThrow:
+        // exchangeContract.fillOrderNoThrow.getABIEncodedTransactionData(
+        //     INPUTS.order,
+        //     INPUTS.takerAssetFillAmount,
+        //     INPUTS.signature,
+        // ),
+        '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',
+    fillOrKillOrder:
+        // exchangeContract.fillOrKillOrder.getABIEncodedTransactionData(
+        //     INPUTS.order,
+        //     INPUTS.takerAssetFillAmount,
+        //     INPUTS.signature,
+        // ),
+        '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',
+    marketBuyOrders:
+        // exchangeContract.marketBuyOrders.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     INPUTS.takerAssetFillAmount,
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    marketBuyOrdersNoThrow:
+        // exchangeContract.marketBuyOrdersNoThrow.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     INPUTS.takerAssetFillAmount,
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    marketSellOrders:
+        // exchangeContract.marketSellOrders.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     INPUTS.takerAssetFillAmount,
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    marketSellOrdersNoThrow:
+        // exchangeContract.marketSellOrdersNoThrow.getABIEncodedTransactionData(
+        //     [INPUTS.order, INPUTS.order],
+        //     INPUTS.takerAssetFillAmount,
+        //     [INPUTS.signature, INPUTS.signature],
+        // ),
+        '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',
+    matchOrders:
+        // exchangeContract.matchOrders.getABIEncodedTransactionData(
+        //     INPUTS.order,
+        //     makeComplementaryOrder(INPUTS.order),
+        //     INPUTS.signature,
+        //     INPUTS.signature,
+        // ),
+        '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',
+};
+
+describe('LibTransactionDecoder', () => {
+    let libTxDecoder: LibTransactionDecoderContract;
+
+    before(async () => {
+        await blockchainLifecycle.startAsync();
+        libTxDecoder = await LibTransactionDecoderContract.deployFrom0xArtifactAsync(
+            artifacts.LibTransactionDecoder,
+            provider,
+            txDefaults,
+        );
+    });
+    after(async () => {
+        await blockchainLifecycle.revertAsync();
+    });
+
+    it('should decode an Exchange.batchCancelOrders() transaction', async () => {
+        expect(
+            await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS.batchCancelOrders),
+        ).to.deep.equal(['batchCancelOrders', [INPUTS.order, INPUTS.order], [], []]);
+    });
+
+    for (const func of ['batchFillOrders', 'batchFillOrdersNoThrow', 'batchFillOrKillOrders']) {
+        it(`should decode an Exchange.${func}() transaction`, async () => {
+            expect(await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS[func])).to.deep.equal([
+                func,
+                [INPUTS.order, INPUTS.order],
+                [INPUTS.takerAssetFillAmount, INPUTS.takerAssetFillAmount],
+                [INPUTS.signature, INPUTS.signature],
+            ]);
+        });
+    }
+
+    it('should decode an Exchange.cancelOrder() transaction', async () => {
+        expect(await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS.cancelOrder)).to.deep.equal([
+            'cancelOrder',
+            [INPUTS.order],
+            [],
+            [],
+        ]);
+    });
+
+    for (const func of ['fillOrder', 'fillOrderNoThrow', 'fillOrKillOrder']) {
+        it(`should decode an Exchange.${func}() transaction`, async () => {
+            expect(await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS[func])).to.deep.equal([
+                func,
+                [INPUTS.order],
+                [INPUTS.takerAssetFillAmount],
+                [INPUTS.signature],
+            ]);
+        });
+    }
+
+    for (const func of ['marketBuyOrders', 'marketBuyOrdersNoThrow', 'marketSellOrders', 'marketSellOrdersNoThrow']) {
+        it(`should decode an Exchange.${func}() transaction`, async () => {
+            expect(await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS[func])).to.deep.equal([
+                func,
+                [INPUTS.order, INPUTS.order],
+                [INPUTS.takerAssetFillAmount],
+                [INPUTS.signature, INPUTS.signature],
+            ]);
+        });
+    }
+
+    it('should decode an Exchange.matchOrders() transaction', async () => {
+        function makeComplementaryOrder(order: OrderWithoutExchange): OrderWithoutExchange {
+            const complementaryOrder = order;
+
+            complementaryOrder.makerAddress = order.takerAddress;
+            complementaryOrder.takerAddress = order.makerAddress;
+
+            complementaryOrder.makerAssetData = order.takerAssetData;
+            complementaryOrder.takerAssetData = order.makerAssetData;
+
+            complementaryOrder.makerAssetAmount = order.takerAssetAmount;
+            complementaryOrder.takerAssetAmount = order.makerAssetAmount;
+
+            complementaryOrder.makerFee = order.takerFee;
+            complementaryOrder.takerFee = order.makerFee;
+
+            return complementaryOrder;
+        }
+
+        expect(await libTxDecoder.decodeZeroExTransactionData.callAsync(ENCODED_INPUTS.matchOrders)).to.deep.equal([
+            'matchOrders',
+            [INPUTS.order, makeComplementaryOrder(INPUTS.order)],
+            [INPUTS.order.takerAssetAmount, makeComplementaryOrder(INPUTS.order).takerAssetAmount],
+            [INPUTS.signature, INPUTS.signature],
+        ]);
+    });
+});

contracts/exchange-libs/tsconfig.json

@@ -10,6 +10,7 @@
         "generated-artifacts/LibFillResults.json",
         "generated-artifacts/LibMath.json",
         "generated-artifacts/LibOrder.json",
+        "generated-artifacts/LibTransactionDecoder.json",
         "generated-artifacts/TestLibs.json"
     ],
     "exclude": ["./deploy/solc/solc_bin"]

contracts/exchange/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "2.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "2.1.3",

contracts/exchange/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.1.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v2.1.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v2.1.3 - _May 14, 2019_
 
     * Dependencies updated

contracts/exchange/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-exchange",
-    "version": "2.1.3",
+    "version": "2.1.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,13 +69,13 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-asset-proxy": "^2.1.3",
-        "@0x/contracts-erc1155": "^1.1.4",
-        "@0x/contracts-erc20": "^2.2.3",
-        "@0x/contracts-erc721": "^2.1.4",
-        "@0x/contracts-exchange-libs": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-asset-proxy": "^2.1.5",
+        "@0x/contracts-erc1155": "^1.1.6",
+        "@0x/contracts-erc20": "^2.2.5",
+        "@0x/contracts-erc721": "^2.1.6",
+        "@0x/contracts-exchange-libs": "^2.1.6",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/extensions/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "3.1.3",

contracts/extensions/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.1.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.1.3 - _May 14, 2019_
 
     * Dependencies updated

contracts/extensions/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-extensions",
-    "version": "3.1.3",
+    "version": "3.1.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -48,11 +48,11 @@
     "homepage": "https://github.com/0xProject/0x-monorepo/contracts/extensions/README.md",
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
-        "@0x/contract-wrappers": "^9.1.2",
+        "@0x/contract-wrappers": "^9.1.4",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -70,13 +70,13 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-asset-proxy": "^2.1.3",
-        "@0x/contracts-erc20": "^2.2.3",
-        "@0x/contracts-erc721": "^2.1.4",
-        "@0x/contracts-exchange": "^2.1.3",
-        "@0x/contracts-exchange-libs": "^2.1.4",
-        "@0x/contracts-utils": "^3.1.4",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/contracts-asset-proxy": "^2.1.5",
+        "@0x/contracts-erc20": "^2.2.5",
+        "@0x/contracts-erc721": "^2.1.6",
+        "@0x/contracts-exchange": "^2.1.5",
+        "@0x/contracts-exchange-libs": "^2.1.6",
+        "@0x/contracts-utils": "^3.1.6",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

contracts/multisig/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "3.1.3",

contracts/multisig/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.1.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.1.3 - _May 14, 2019_
 
     * Dependencies updated

contracts/multisig/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-multisig",
-    "version": "3.1.3",
+    "version": "3.1.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/node": "*",
@@ -69,8 +69,8 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/contracts-asset-proxy": "^2.1.3",
-        "@0x/contracts-erc20": "^2.2.3",
+        "@0x/contracts-asset-proxy": "^2.1.5",
+        "@0x/contracts-erc20": "^2.2.5",
         "@0x/contracts-utils": "2.0.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",

contracts/test-utils/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.7",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "3.1.5",
         "changes": [

contracts/test-utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.7 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.1.6 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.1.5 - _May 14, 2019_
 
     * Dependencies updated

contracts/test-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-test-utils",
-    "version": "3.1.5",
+    "version": "3.1.7",
     "engines": {
         "node": ">=6.12"
     },
@@ -42,13 +42,13 @@
     },
     "dependencies": {
         "@0x/abi-gen": "^2.0.10",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/sol-compiler": "^3.1.7",
-        "@0x/sol-coverage": "^3.0.4",
-        "@0x/sol-profiler": "^3.1.6",
-        "@0x/sol-trace": "^2.0.12",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/sol-compiler": "^3.1.8",
+        "@0x/sol-coverage": "^3.0.5",
+        "@0x/sol-profiler": "^3.1.7",
+        "@0x/sol-trace": "^2.0.13",
+        "@0x/subproviders": "^4.1.0",
         "@0x/tslint-config": "^3.0.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",

contracts/utils/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "3.1.4",
         "changes": [

contracts/utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.6 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.1.5 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.1.4 - _May 14, 2019_
 
     * Dependencies updated

contracts/utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contracts-utils",
-    "version": "3.1.4",
+    "version": "3.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -49,9 +49,9 @@
     "devDependencies": {
         "@0x/abi-gen": "^2.0.10",
         "@0x/contracts-gen": "^1.0.9",
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/tslint-config": "^3.0.1",
         "@types/bn.js": "^4.11.0",
         "@types/lodash": "4.14.104",
@@ -70,7 +70,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.1.0",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/0x.js/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "6.0.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "6.0.9",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557799313,
         "version": "6.0.8",

packages/0x.js/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v6.0.10 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v6.0.9 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v6.0.8 - _May 14, 2019_
 
     * Dependencies updated

packages/0x.js/package.json

@@ -1,6 +1,6 @@
 {
     "name": "0x.js",
-    "version": "6.0.8",
+    "version": "6.0.10",
     "engines": {
         "node": ">=6.12"
     },
@@ -45,8 +45,8 @@
     "devDependencies": {
         "@0x/abi-gen-wrappers": "^4.3.0",
         "@0x/contract-addresses": "^2.3.3",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/migrations": "^4.1.4",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/migrations": "^4.1.6",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
@@ -75,10 +75,10 @@
     "dependencies": {
         "@0x/assert": "^2.0.10",
         "@0x/base-contract": "^5.1.0",
-        "@0x/contract-wrappers": "^9.1.2",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/order-watcher": "^4.0.9",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/contract-wrappers": "^9.1.4",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/order-watcher": "^4.0.11",
+        "@0x/subproviders": "^4.1.0",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/asset-buyer/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "6.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "6.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "6.1.3",
         "changes": [

packages/asset-buyer/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v6.1.5 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v6.1.4 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v6.1.3 - _May 14, 2019_
 
     * Convert `metaData.remainingTakerAssetAmount` to BigNumber if present in APIOrder (#1810)

packages/asset-buyer/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/asset-buyer",
-    "version": "6.1.3",
+    "version": "6.1.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -38,11 +38,11 @@
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/asset-buyer/README.md",
     "dependencies": {
         "@0x/assert": "^2.0.10",
-        "@0x/connect": "^5.0.8",
-        "@0x/contract-wrappers": "^9.1.2",
+        "@0x/connect": "^5.0.10",
+        "@0x/contract-wrappers": "^9.1.4",
         "@0x/json-schemas": "^3.0.10",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/subproviders": "^4.1.0",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/connect/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "5.0.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "5.0.9",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "5.0.8",
         "changes": [

packages/connect/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v5.0.10 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v5.0.9 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v5.0.8 - _May 14, 2019_
 
     * Dependencies updated

packages/connect/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/connect",
-    "version": "5.0.8",
+    "version": "5.0.10",
     "engines": {
         "node": ">=6.12"
     },
@@ -47,7 +47,7 @@
     "dependencies": {
         "@0x/assert": "^2.0.10",
         "@0x/json-schemas": "^3.0.10",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/contract-wrappers/CHANGELOG.json

@@ -1,4 +1,27 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "9.1.4",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "version": "9.1.3",
+        "changes": [
+            {
+                "note": "Fix decoding bug in `DutchAuctionWrapper.decodeDutchAuctionData`",
+                "pr": 1815
+            },
+            {
+                "note": "Fallback to eth_sign if eth_signedTypedData fails",
+                "pr": 1817
+            }
+        ],
+        "timestamp": 1557961111
+    },
     {
         "version": "9.1.2",
         "changes": [

packages/contract-wrappers/CHANGELOG.md

@@ -5,6 +5,15 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v9.1.4 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v9.1.3 - _May 15, 2019_
+
+    * Fix decoding bug in `DutchAuctionWrapper.decodeDutchAuctionData` (#1815)
+    * Fallback to eth_sign if eth_signedTypedData fails (#1817)
+
 ## v9.1.2 - _May 14, 2019_
 
     * Dependencies updated

packages/contract-wrappers/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/contract-wrappers",
-    "version": "9.1.2",
+    "version": "9.1.4",
     "description": "Smart TS wrappers for 0x smart contracts",
     "keywords": [
         "0xproject",
@@ -38,12 +38,12 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0x/contracts-test-utils": "^3.1.5",
+        "@0x/contracts-test-utils": "^3.1.7",
         "@0x/coordinator-server": "0.1.1",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/fill-scenarios": "^3.0.8",
-        "@0x/migrations": "^4.1.4",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/fill-scenarios": "^3.0.10",
+        "@0x/migrations": "^4.1.6",
+        "@0x/subproviders": "^4.1.0",
         "@0x/tslint-config": "^3.0.1",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^2.2.42",
@@ -76,7 +76,7 @@
         "@0x/contract-addresses": "^2.3.3",
         "@0x/contract-artifacts": "^1.5.1",
         "@0x/json-schemas": "^3.0.10",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/contract-wrappers/src/contract_wrappers/coordinator_wrapper.ts

@@ -740,7 +740,7 @@ export class CoordinatorWrapper extends ContractWrapper {
             data,
             verifyingContractAddress: this.exchangeAddress,
         };
-        const signedTransaction = await signatureUtils.ecSignTypedDataTransactionAsync(
+        const signedTransaction = await signatureUtils.ecSignTransactionAsync(
             this._web3Wrapper.getProvider(),
             transaction,
             transaction.signerAddress,

packages/contract-wrappers/src/contract_wrappers/dutch_auction_wrapper.ts

@@ -71,8 +71,8 @@ export class DutchAuctionWrapper extends ContractWrapper {
             ['uint256', 'uint256'],
             dutchAuctionDetailsBuffer,
         );
-        const beginTimeSeconds = new BigNumber(`0x${beginTimeSecondsAsBN.toString()}`);
-        const beginAmount = new BigNumber(`0x${beginAmountAsBN.toString()}`);
+        const beginTimeSeconds = new BigNumber(beginTimeSecondsAsBN.toString());
+        const beginAmount = new BigNumber(beginAmountAsBN.toString());
         return {
             assetData,
             beginTimeSeconds,

packages/contract-wrappers/test/dutch_auction_wrapper_test.ts

@@ -1,12 +1,12 @@
 import { expectTransactionFailedAsync, getLatestBlockTimestampAsync } from '@0x/contracts-test-utils';
 import { BlockchainLifecycle } from '@0x/dev-utils';
 import { assetDataUtils } from '@0x/order-utils';
-import { RevertReason, SignedOrder } from '@0x/types';
+import { ERC20AssetData, RevertReason, SignedOrder } from '@0x/types';
 import { BigNumber } from '@0x/utils';
 import * as chai from 'chai';
 import 'mocha';
 
-import { ContractWrappers } from '../src';
+import { ContractWrappers, DutchAuctionWrapper } from '../src';
 
 import { chaiSetup } from './utils/chai_setup';
 import { constants } from './utils/constants';
@@ -91,6 +91,21 @@ describe('DutchAuctionWrapper', () => {
     afterEach(async () => {
         await blockchainLifecycle.revertAsync();
     });
+    describe('.decodeDutchAuctionAssetData', () => {
+        it('decodes to the encoded values', async () => {
+            const encodedAssetData = DutchAuctionWrapper.encodeDutchAuctionAssetData(
+                makerTokenAssetData,
+                auctionBeginTimeSeconds,
+                makerAssetAmount,
+            );
+            const decodedAssetData = DutchAuctionWrapper.decodeDutchAuctionData(encodedAssetData);
+            // tslint:disable-next-line:no-unnecessary-type-assertion
+            const erc20AssetData = decodedAssetData.assetData as ERC20AssetData;
+            expect(erc20AssetData.tokenAddress).to.eq(makerTokenAddress);
+            expect(decodedAssetData.beginAmount).to.be.bignumber.eq(makerAssetAmount);
+            expect(decodedAssetData.beginTimeSeconds).to.be.bignumber.eq(auctionBeginTimeSeconds);
+        });
+    });
     describe('#matchOrdersAsync', () => {
         it('should match two orders', async () => {
             const txHash = await contractWrappers.dutchAuction.matchOrdersAsync(buyOrder, sellOrder, takerAddress);

packages/dev-tools-pages/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/dev-tools-pages",
-    "version": "0.0.26",
+    "version": "0.0.27",
     "engines": {
         "node": ">=6.12"
     },
@@ -27,7 +27,7 @@
     },
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/react-shared": "^2.0.11",
+        "@0x/react-shared": "^2.0.12",
         "basscss": "^8.0.3",
         "bowser": "^1.9.4",
         "highlight.js": "^9.13.1",

packages/dev-utils/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.2.3",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "2.2.2",

packages/dev-utils/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.2.3 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v2.2.2 - _May 10, 2019_
 
     * Dependencies updated

packages/dev-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/dev-utils",
-    "version": "2.2.2",
+    "version": "2.2.3",
     "engines": {
         "node": ">=6.12"
     },
@@ -42,7 +42,7 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/subproviders": "^4.0.6",
+        "@0x/subproviders": "^4.1.0",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/fill-scenarios/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.0.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "3.0.9",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "3.0.8",
         "changes": [

packages/fill-scenarios/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.10 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v3.0.9 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v3.0.8 - _May 14, 2019_
 
     * Dependencies updated

packages/fill-scenarios/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/fill-scenarios",
-    "version": "3.0.8",
+    "version": "3.0.10",
     "description": "0x order fill scenario generator",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
@@ -32,7 +32,7 @@
         "@0x/abi-gen-wrappers": "^4.3.0",
         "@0x/base-contract": "^5.1.0",
         "@0x/contract-artifacts": "^1.5.1",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/instant/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/instant",
-    "version": "1.0.22",
+    "version": "1.0.24",
     "engines": {
         "node": ">=6.12"
     },
@@ -44,10 +44,10 @@
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/instant/README.md",
     "dependencies": {
         "@0x/assert": "^2.0.10",
-        "@0x/asset-buyer": "^6.1.3",
+        "@0x/asset-buyer": "^6.1.5",
         "@0x/json-schemas": "^3.0.10",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/subproviders": "^4.1.0",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/metacoin/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/metacoin",
-    "version": "0.0.49",
+    "version": "0.0.51",
     "engines": {
         "node": ">=6.12"
     },
@@ -34,10 +34,10 @@
         "@0x/abi-gen": "^2.0.10",
         "@0x/abi-gen-templates": "^2.1.0",
         "@0x/base-contract": "^5.1.0",
-        "@0x/sol-coverage": "^3.0.4",
-        "@0x/sol-profiler": "^3.1.6",
-        "@0x/sol-trace": "^2.0.12",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/sol-coverage": "^3.0.5",
+        "@0x/sol-profiler": "^3.1.7",
+        "@0x/sol-trace": "^2.0.13",
+        "@0x/subproviders": "^4.1.0",
         "@0x/tslint-config": "^3.0.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
@@ -51,9 +51,9 @@
         "run-s": "^0.0.0"
     },
     "devDependencies": {
-        "@0x/contracts-test-utils": "^3.1.5",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/contracts-test-utils": "^3.1.7",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/sol-compiler": "^3.1.8",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
         "chai-bignumber": "^3.0.0",

packages/migrations/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "4.1.6",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "4.1.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "4.1.4",
         "changes": [

packages/migrations/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.1.6 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v4.1.5 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v4.1.4 - _May 14, 2019_
 
     * Add --pk flag to accept private key when migrating (#1811)

packages/migrations/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/migrations",
-    "version": "4.1.4",
+    "version": "4.1.6",
     "engines": {
         "node": ">=6.12"
     },
@@ -36,7 +36,7 @@
     },
     "license": "Apache-2.0",
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
+        "@0x/dev-utils": "^2.2.3",
         "@0x/tslint-config": "^3.0.1",
         "@0x/types": "^2.2.2",
         "@types/yargs": "^11.0.0",
@@ -54,9 +54,9 @@
         "@0x/base-contract": "^5.1.0",
         "@0x/contract-addresses": "^2.3.3",
         "@0x/contract-artifacts": "^1.5.1",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/sol-compiler": "^3.1.7",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/sol-compiler": "^3.1.8",
+        "@0x/subproviders": "^4.1.0",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",
         "@0x/web3-wrapper": "^6.0.6",

packages/monorepo-scripts/package.json

@@ -1,7 +1,7 @@
 {
     "private": true,
     "name": "@0x/monorepo-scripts",
-    "version": "1.0.31",
+    "version": "1.0.32",
     "engines": {
         "node": ">=6.12"
     },

packages/monorepo-scripts/src/prepublish_checks.ts

@@ -18,7 +18,7 @@ async function prepublishChecksAsync(): Promise<void> {
     await checkCurrentVersionMatchesLatestPublishedNPMPackageAsync(updatedPublicPackages);
     await checkChangelogFormatAsync(updatedPublicPackages);
     await checkGitTagsForNextVersionAndDeleteIfExistAsync(updatedPublicPackages);
-    await checkPublishRequiredSetupAsync();
+    await checkPublishRequiredSetupAsync(updatedPublicPackages);
     await checkDockerHubSetupAsync();
 }
 
@@ -130,7 +130,7 @@ async function checkChangelogFormatAsync(updatedPublicPackages: Package[]): Prom
     }
 }
 
-async function checkPublishRequiredSetupAsync(): Promise<void> {
+async function checkPublishRequiredSetupAsync(updatedPublicPackages: Package[]): Promise<void> {
     // check to see if logged into npm before publishing
     try {
         // HACK: for some reason on some setups, the `npm whoami` will not recognize a logged-in user
@@ -141,6 +141,22 @@ async function checkPublishRequiredSetupAsync(): Promise<void> {
         throw new Error('You must be logged into npm in the commandline to publish. Run `npm login` and try again.');
     }
 
+    // check to see that all required write permissions exist
+    utils.log(`Checking that all necessary npm write permissions exist...`);
+    const pkgPermissionsResult = await execAsync(`sudo npm access ls-packages`);
+    const pkgPermissions = JSON.parse(pkgPermissionsResult.stdout);
+    const writePermissions = Object.keys(pkgPermissions).filter(pkgName => {
+        return pkgPermissions[pkgName] === 'read-write';
+    });
+    const unwriteablePkgs = updatedPublicPackages.filter(pkg => !writePermissions.includes(pkg.packageJson.name));
+    if (unwriteablePkgs.length > 0) {
+        utils.log(`Missing write permissions for the following packages:`);
+        unwriteablePkgs.forEach(pkg => {
+            utils.log(pkg.packageJson.name);
+        });
+        throw new Error(`Obtain necessary write permissions to continue.`);
+    }
+
     // Check to see if Git personal token setup
     if (constants.githubPersonalAccessToken === undefined) {
         throw new Error(

packages/order-utils/CHANGELOG.json

@@ -1,4 +1,23 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "8.1.1",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "version": "8.1.0",
+        "changes": [
+            {
+                "note": "Add `ecSignTransactionAsync`",
+                "pr": 1817
+            }
+        ],
+        "timestamp": 1557961111
+    },
     {
         "version": "8.0.2",
         "changes": [

packages/order-utils/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v8.1.1 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v8.1.0 - _May 15, 2019_
+
+    * Add `ecSignTransactionAsync` (#1817)
+
 ## v8.0.2 - _May 14, 2019_
 
     * Dependencies updated

packages/order-utils/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/order-utils",
-    "version": "8.0.2",
+    "version": "8.1.1",
     "engines": {
         "node": ">=6.12"
     },
@@ -36,7 +36,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/order-utils/README.md",
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
+        "@0x/dev-utils": "^2.2.3",
         "@0x/tslint-config": "^3.0.1",
         "@types/bn.js": "^4.11.0",
         "@types/lodash": "4.14.104",

packages/order-utils/src/signature_utils.ts

@@ -20,6 +20,7 @@ import * as _ from 'lodash';
 import { assert } from './assert';
 import { eip712Utils } from './eip712_utils';
 import { orderHashUtils } from './order_hash';
+import { transactionHashUtils } from './transaction_hash';
 import { TypedDataError } from './types';
 import { utils } from './utils';
 
@@ -292,6 +293,50 @@ export const signatureUtils = {
             }
         }
     },
+    /**
+     * Signs a transaction and returns a SignedZeroExTransaction. First `eth_signTypedData` is requested
+     * then a fallback to `eth_sign` if not available on the supplied provider.
+     * @param   supportedProvider      Web3 provider to use for all JSON RPC requests
+     * @param   transaction The ZeroExTransaction to sign.
+     * @param   signerAddress   The hex encoded Ethereum address you wish to sign it with. This address
+     *          must be available via the supplied Provider.
+     * @return  A SignedTransaction containing the order and Elliptic curve signature with Signature Type.
+     */
+    async ecSignTransactionAsync(
+        supportedProvider: SupportedProvider,
+        transaction: ZeroExTransaction,
+        signerAddress: string,
+    ): Promise<SignedZeroExTransaction> {
+        assert.doesConformToSchema('transaction', transaction, schemas.zeroExTransactionSchema, [schemas.hexSchema]);
+        try {
+            const signedTransaction = await signatureUtils.ecSignTypedDataTransactionAsync(
+                supportedProvider,
+                transaction,
+                signerAddress,
+            );
+            return signedTransaction;
+        } catch (err) {
+            // HACK: We are unable to handle specific errors thrown since provider is not an object
+            //       under our control. It could be Metamask Web3, Ethers, or any general RPC provider.
+            //       We check for a user denying the signature request in a way that supports Metamask and
+            //       Coinbase Wallet. Unfortunately for signers with a different error message,
+            //       they will receive two signature requests.
+            if (err.message.includes('User denied message signature')) {
+                throw err;
+            }
+            const transactionHash = transactionHashUtils.getTransactionHashHex(transaction);
+            const signatureHex = await signatureUtils.ecSignHashAsync(
+                supportedProvider,
+                transactionHash,
+                signerAddress,
+            );
+            const signedTransaction = {
+                ...transaction,
+                signature: signatureHex,
+            };
+            return signedTransaction;
+        }
+    },
     /**
      * Signs a ZeroExTransaction using `eth_signTypedData` and returns a SignedZeroExTransaction.
      * @param   supportedProvider      Web3 provider to use for all JSON RPC requests
@@ -495,3 +540,4 @@ function parseSignatureHexAsRSV(signatureHex: string): ECSignature {
     };
     return ecSignature;
 }
+// tslint:disable:max-file-line-count

packages/order-utils/test/signature_utils_test.ts

@@ -1,4 +1,5 @@
-import { Order, SignatureType } from '@0x/types';
+import { assert } from '@0x/assert';
+import { Order, SignatureType, ZeroExTransaction } from '@0x/types';
 import { BigNumber } from '@0x/utils';
 import * as chai from 'chai';
 import { JSONRPCErrorCallback, JSONRPCRequestPayload } from 'ethereum-types';
@@ -6,7 +7,7 @@ import * as ethUtil from 'ethereumjs-util';
 import * as _ from 'lodash';
 import 'mocha';
 
-import { generatePseudoRandomSalt, orderHashUtils } from '../src';
+import { generatePseudoRandomSalt, orderHashUtils, transactionHashUtils } from '../src';
 import { constants } from '../src/constants';
 import { signatureUtils } from '../src/signature_utils';
 
@@ -20,6 +21,7 @@ describe('Signature utils', () => {
     let makerAddress: string;
     const fakeExchangeContractAddress = '0x1dc4c1cefef38a777b15aa20260a54e584b16c48';
     let order: Order;
+    let transaction: ZeroExTransaction;
     before(async () => {
         const availableAddreses = await web3Wrapper.getAvailableAddressesAsync();
         makerAddress = availableAddreses[0];
@@ -38,6 +40,12 @@ describe('Signature utils', () => {
             takerAssetAmount: new BigNumber(0),
             expirationTimeSeconds: new BigNumber(0),
         };
+        transaction = {
+            verifyingContractAddress: fakeExchangeContractAddress,
+            salt: generatePseudoRandomSalt(),
+            signerAddress: makerAddress,
+            data: '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0',
+        };
     });
     describe('#isValidSignatureAsync', () => {
         let dataHex = '0x6927e990021d23b1eb7b8789f6a6feaf98fe104bb0cf8259421b79f9a34222b0';
@@ -197,6 +205,55 @@ describe('Signature utils', () => {
             );
         });
     });
+    describe('#ecSignTransactionAsync', () => {
+        it('should default to eth_sign if eth_signTypedData is unavailable', async () => {
+            const fakeProvider = {
+                async sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback): Promise<void> {
+                    if (payload.method === 'eth_signTypedData') {
+                        callback(new Error('Internal RPC Error'));
+                    } else if (payload.method === 'eth_sign') {
+                        const [address, message] = payload.params;
+                        const signature = await web3Wrapper.signMessageAsync(address, message);
+                        callback(null, {
+                            id: 42,
+                            jsonrpc: '2.0',
+                            result: signature,
+                        });
+                    } else {
+                        callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] });
+                    }
+                },
+            };
+            const signedTransaction = await signatureUtils.ecSignTransactionAsync(
+                fakeProvider,
+                transaction,
+                makerAddress,
+            );
+            assert.isHexString('signedTransaction.signature', signedTransaction.signature);
+        });
+        it('should throw if the user denies the signing request', async () => {
+            const fakeProvider = {
+                async sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback): Promise<void> {
+                    if (payload.method === 'eth_signTypedData') {
+                        callback(new Error('User denied message signature'));
+                    } else if (payload.method === 'eth_sign') {
+                        const [address, message] = payload.params;
+                        const signature = await web3Wrapper.signMessageAsync(address, message);
+                        callback(null, {
+                            id: 42,
+                            jsonrpc: '2.0',
+                            result: signature,
+                        });
+                    } else {
+                        callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] });
+                    }
+                },
+            };
+            expect(
+                signatureUtils.ecSignTransactionAsync(fakeProvider, transaction, makerAddress),
+            ).to.to.be.rejectedWith('User denied message signature');
+        });
+    });
     describe('#ecSignHashAsync', () => {
         before(async () => {
             const availableAddreses = await web3Wrapper.getAvailableAddressesAsync();
@@ -319,6 +376,60 @@ describe('Signature utils', () => {
             expect(signedOrder.signature).to.equal(expectedSignature);
         });
     });
+    describe('#ecSignTypedDataTransactionAsync', () => {
+        it('should result in the same signature as signing the order hash without an ethereum message prefix', async () => {
+            // Note: Since order hash is an EIP712 hash the result of a valid EIP712 signature
+            //       of order hash is the same as signing the order without the Ethereum Message prefix.
+            const transactionHashHex = transactionHashUtils.getTransactionHashHex(transaction);
+            const sig = ethUtil.ecsign(
+                ethUtil.toBuffer(transactionHashHex),
+                Buffer.from('F2F48EE19680706196E2E339E5DA3491186E0C4C5030670656B0E0164837257D', 'hex'),
+            );
+            const signatureBuffer = Buffer.concat([
+                ethUtil.toBuffer(sig.v),
+                ethUtil.toBuffer(sig.r),
+                ethUtil.toBuffer(sig.s),
+                ethUtil.toBuffer(SignatureType.EIP712),
+            ]);
+            const signatureHex = `0x${signatureBuffer.toString('hex')}`;
+            const signedTransaction = await signatureUtils.ecSignTypedDataTransactionAsync(
+                provider,
+                transaction,
+                makerAddress,
+            );
+            const isValidSignature = await signatureUtils.isValidSignatureAsync(
+                provider,
+                transactionHashHex,
+                signedTransaction.signature,
+                makerAddress,
+            );
+            expect(signatureHex).to.eq(signedTransaction.signature);
+            expect(isValidSignature).to.eq(true);
+        });
+        it('should return the correct Signature for signatureHex concatenated as R + S + V', async () => {
+            const fakeProvider = {
+                async sendAsync(payload: JSONRPCRequestPayload, callback: JSONRPCErrorCallback): Promise<void> {
+                    if (payload.method === 'eth_signTypedData') {
+                        const [address, typedData] = payload.params;
+                        const signature = await web3Wrapper.signTypedDataAsync(address, typedData);
+                        callback(null, {
+                            id: 42,
+                            jsonrpc: '2.0',
+                            result: signature,
+                        });
+                    } else {
+                        callback(null, { id: 42, jsonrpc: '2.0', result: [makerAddress] });
+                    }
+                },
+            };
+            const signedTransaction = await signatureUtils.ecSignTypedDataTransactionAsync(
+                fakeProvider,
+                transaction,
+                makerAddress,
+            );
+            assert.isHexString('signedTransaction.signature', signedTransaction.signature);
+        });
+    });
     describe('#convertECSignatureToSignatureHex', () => {
         const ecSignature: ECSignature = {
             v: 27,

packages/order-watcher/CHANGELOG.json

@@ -1,4 +1,22 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "4.0.11",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
+    {
+        "timestamp": 1557961111,
+        "version": "4.0.10",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "version": "4.0.9",
         "changes": [

packages/order-watcher/CHANGELOG.md

@@ -5,6 +5,14 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v4.0.11 - _May 24, 2019_
+
+    * Dependencies updated
+
+## v4.0.10 - _May 15, 2019_
+
+    * Dependencies updated
+
 ## v4.0.9 - _May 14, 2019_
 
     * Dependencies updated

packages/order-watcher/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/order-watcher",
-    "version": "4.0.9",
+    "version": "4.0.11",
     "description": "An order watcher daemon that watches for order validity",
     "keywords": [
         "0x",
@@ -39,9 +39,9 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/migrations": "^4.1.4",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/migrations": "^4.1.6",
+        "@0x/subproviders": "^4.1.0",
         "@0x/tslint-config": "^3.0.1",
         "@types/bintrees": "^1.0.2",
         "@types/lodash": "4.14.104",
@@ -69,10 +69,10 @@
         "@0x/base-contract": "^5.1.0",
         "@0x/contract-addresses": "^2.3.3",
         "@0x/contract-artifacts": "^1.5.1",
-        "@0x/contract-wrappers": "^9.1.2",
-        "@0x/fill-scenarios": "^3.0.8",
+        "@0x/contract-wrappers": "^9.1.4",
+        "@0x/fill-scenarios": "^3.0.10",
         "@0x/json-schemas": "^3.0.10",
-        "@0x/order-utils": "^8.0.2",
+        "@0x/order-utils": "^8.1.1",
         "@0x/types": "^2.2.2",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",

packages/pipeline/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/pipeline",
-    "version": "1.0.19",
+    "version": "1.0.21",
     "private": true,
     "description": "Data pipeline for offline analysis",
     "scripts": {
@@ -40,13 +40,13 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/connect": "^5.0.8",
+        "@0x/connect": "^5.0.10",
         "@0x/contract-addresses": "^2.3.3",
         "@0x/contract-artifacts": "^1.5.1",
-        "@0x/contract-wrappers": "^9.1.2",
-        "@0x/dev-utils": "^2.2.2",
-        "@0x/order-utils": "^8.0.2",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/contract-wrappers": "^9.1.4",
+        "@0x/dev-utils": "^2.2.3",
+        "@0x/order-utils": "^8.1.1",
+        "@0x/subproviders": "^4.1.0",
         "@0x/types": "^2.2.2",
         "@0x/utils": "^4.3.3",
         "@0x/web3-wrapper": "^6.0.6",

packages/react-docs/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.0.12",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "2.0.11",

packages/react-docs/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.12 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v2.0.11 - _May 10, 2019_
 
     * Dependencies updated

packages/react-docs/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/react-docs",
-    "version": "2.0.11",
+    "version": "2.0.12",
     "engines": {
         "node": ">=6.12"
     },
@@ -25,7 +25,7 @@
         "url": "https://github.com/0xProject/0x-monorepo.git"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
+        "@0x/dev-utils": "^2.2.3",
         "@0x/tslint-config": "^3.0.1",
         "@types/compare-versions": "^3.0.0",
         "@types/styled-components": "4.0.0",
@@ -35,7 +35,7 @@
         "typescript": "3.0.1"
     },
     "dependencies": {
-        "@0x/react-shared": "^2.0.11",
+        "@0x/react-shared": "^2.0.12",
         "@0x/types": "^2.2.2",
         "@0x/utils": "^4.3.3",
         "@types/lodash": "4.14.104",

packages/react-shared/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.0.12",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "2.0.11",

packages/react-shared/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.12 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v2.0.11 - _May 10, 2019_
 
     * Dependencies updated

packages/react-shared/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/react-shared",
-    "version": "2.0.11",
+    "version": "2.0.12",
     "engines": {
         "node": ">=6.12"
     },
@@ -26,7 +26,7 @@
         "url": "https://github.com/0xProject/0x-monorepo.git"
     },
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
+        "@0x/dev-utils": "^2.2.3",
         "@0x/tslint-config": "^3.0.1",
         "make-promises-safe": "^1.1.0",
         "shx": "^0.2.2",

packages/sol-compiler/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.8",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "3.1.7",

packages/sol-compiler/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.8 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v3.1.7 - _May 10, 2019_
 
     * Dependencies updated

packages/sol-compiler/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-compiler",
-    "version": "3.1.7",
+    "version": "3.1.8",
     "engines": {
         "node": ">=6.12"
     },
@@ -43,7 +43,7 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-compiler/README.md",
     "devDependencies": {
-        "@0x/dev-utils": "^2.2.2",
+        "@0x/dev-utils": "^2.2.3",
         "@0x/tslint-config": "^3.0.1",
         "@types/chokidar": "^1.7.5",
         "@types/mkdirp": "^0.5.2",

packages/sol-coverage/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.0.5",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "3.0.4",

packages/sol-coverage/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.0.5 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v3.0.4 - _May 10, 2019_
 
     * Dependencies updated

packages/sol-coverage/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-coverage",
-    "version": "3.0.4",
+    "version": "3.0.5",
     "engines": {
         "node": ">=6.12"
     },
@@ -30,8 +30,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-coverage/README.md",
     "dependencies": {
-        "@0x/sol-tracing-utils": "^6.0.11",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/sol-tracing-utils": "^6.0.12",
+        "@0x/subproviders": "^4.1.0",
         "@0x/typescript-typings": "^4.2.2",
         "@types/minimatch": "^3.0.3",
         "ethereum-types": "^2.1.2",

packages/sol-doc/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.0.12",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "2.0.11",

packages/sol-doc/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.12 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v2.0.11 - _May 10, 2019_
 
     * Dependencies updated

packages/sol-doc/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-doc",
-    "version": "2.0.11",
+    "version": "2.0.12",
     "description": "Solidity documentation generator",
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.js",
@@ -26,7 +26,7 @@
     "author": "F. Eugene Aumson",
     "license": "Apache-2.0",
     "dependencies": {
-        "@0x/sol-compiler": "^3.1.7",
+        "@0x/sol-compiler": "^3.1.8",
         "@0x/types": "^2.2.2",
         "@0x/utils": "^4.3.3",
         "ethereum-types": "^2.1.2",

packages/sol-profiler/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "3.1.7",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "3.1.6",

packages/sol-profiler/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v3.1.7 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v3.1.6 - _May 10, 2019_
 
     * Dependencies updated

packages/sol-profiler/package.json

@@ -1,6 +1,6 @@
 {
     "name": "@0x/sol-profiler",
-    "version": "3.1.6",
+    "version": "3.1.7",
     "engines": {
         "node": ">=6.12"
     },
@@ -30,8 +30,8 @@
     },
     "homepage": "https://github.com/0xProject/0x-monorepo/packages/sol-profiler/README.md",
     "dependencies": {
-        "@0x/sol-tracing-utils": "^6.0.11",
-        "@0x/subproviders": "^4.0.6",
+        "@0x/sol-tracing-utils": "^6.0.12",
+        "@0x/subproviders": "^4.1.0",
         "@0x/typescript-typings": "^4.2.2",
         "@0x/utils": "^4.3.3",
         "ethereum-types": "^2.1.2",

packages/sol-trace/CHANGELOG.json

@@ -1,4 +1,13 @@
 [
+    {
+        "timestamp": 1558712885,
+        "version": "2.0.13",
+        "changes": [
+            {
+                "note": "Dependencies updated"
+            }
+        ]
+    },
     {
         "timestamp": 1557507213,
         "version": "2.0.12",

packages/sol-trace/CHANGELOG.md

@@ -5,6 +5,10 @@ Edit the package's CHANGELOG.json file only.
 
 CHANGELOG
 
+## v2.0.13 - _May 24, 2019_
+
+    * Dependencies updated
+
 ## v2.0.12 - _May 10, 2019_
 
     * Dependencies updated