54 files changed, 2312 insertions, 0 deletions

diff --git a/packages/contracts/contract_templates/contract.handlebars b/packages/contracts/contract_templates/contract.handlebars
new file mode 100644
index 000000000..d3fe1b8cc
--- /dev/null
+++ b/packages/contracts/contract_templates/contract.handlebars
@@ -0,0 +1,25 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class {{contractName}}Contract extends BaseContract {
+{{#each methods}}
+    {{#this.constant}}
+    {{> call contractName=../contractName}}
+    {{/this.constant}}
+    {{^this.constant}}
+    {{> tx contractName=../contractName}}
+    {{/this.constant}}
+{{/each}}
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/contract_templates/partials/call.handlebars b/packages/contracts/contract_templates/partials/call.handlebars
new file mode 100644
index 000000000..0475136f0
--- /dev/null
+++ b/packages/contracts/contract_templates/partials/call.handlebars
@@ -0,0 +1,15 @@
+public {{this.name}} = {
+    async callAsync(
+    {{> typed_params inputs=inputs}}
+        defaultBlock?: Web3.BlockParam,
+    ): Promise<{{> return_type outputs=outputs}}> {
+        const self = this as {{contractName}}Contract;
+        const result = await promisify<{{> return_type outputs=outputs}}>(
+            self._web3ContractInstance.{{this.name}}.call,
+            self._web3ContractInstance,
+        )(
+            {{> params inputs=inputs}}
+        );
+        return result;
+    },
+};
diff --git a/packages/contracts/contract_templates/partials/params.handlebars b/packages/contracts/contract_templates/partials/params.handlebars
new file mode 100644
index 000000000..ac5d4ae85
--- /dev/null
+++ b/packages/contracts/contract_templates/partials/params.handlebars
@@ -0,0 +1,3 @@
+{{#each inputs}}
+{{name}},
+{{/each}}
diff --git a/packages/contracts/contract_templates/partials/return_type.handlebars b/packages/contracts/contract_templates/partials/return_type.handlebars
new file mode 100644
index 000000000..383961a40
--- /dev/null
+++ b/packages/contracts/contract_templates/partials/return_type.handlebars
@@ -0,0 +1,6 @@
+{{#singleReturnValue}}
+{{#returnType outputs.0.type}}{{/returnType}}
+{{/singleReturnValue}}
+{{^singleReturnValue}}
+[{{#each outputs}}{{#returnType type}}{{/returnType}}{{#unless @last}}, {{/unless}}{{/each}}]
+{{/singleReturnValue}}
diff --git a/packages/contracts/contract_templates/partials/tx.handlebars b/packages/contracts/contract_templates/partials/tx.handlebars
new file mode 100644
index 000000000..9df83266a
--- /dev/null
+++ b/packages/contracts/contract_templates/partials/tx.handlebars
@@ -0,0 +1,51 @@
+public {{this.name}} = {
+    async sendTransactionAsync(
+    {{> typed_params inputs=inputs}}
+    {{#this.payable}}
+        txData: TxDataPayable = {},
+    {{/this.payable}}
+    {{^this.payable}}
+        txData: TxData = {},
+    {{/this.payable}}
+    ): Promise<string> {
+        const self = this as {{contractName}}Contract;
+        const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+            txData,
+            self.{{this.name}}.estimateGasAsync.bind(
+                self,
+                {{> params inputs=inputs}}
+            ),
+        );
+        const txHash = await promisify<string>(
+            self._web3ContractInstance.{{this.name}}, self._web3ContractInstance,
+        )(
+            {{> params inputs=inputs}}
+            txDataWithDefaults,
+        );
+        return txHash;
+    },
+    async estimateGasAsync(
+    {{> typed_params inputs=inputs}}
+        txData: TxData = {},
+    ): Promise<number> {
+        const self = this as {{contractName}}Contract;
+        const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+            txData,
+        );
+        const gas = await promisify<number>(
+            self._web3ContractInstance.{{this.name}}.estimateGas, self._web3ContractInstance,
+        )(
+            {{> params inputs=inputs}}
+            txDataWithDefaults,
+        );
+        return gas;
+    },
+    getABIEncodedTransactionData(
+    {{> typed_params inputs=inputs}}
+        txData: TxData = {},
+    ): string {
+        const self = this as {{contractName}}Contract;
+        const abiEncodedTransactionData = self._web3ContractInstance.{{this.name}}.getData();
+        return abiEncodedTransactionData;
+    },
+};
diff --git a/packages/contracts/contract_templates/partials/typed_params.handlebars b/packages/contracts/contract_templates/partials/typed_params.handlebars
new file mode 100644
index 000000000..3ea4b2e95
--- /dev/null
+++ b/packages/contracts/contract_templates/partials/typed_params.handlebars
@@ -0,0 +1,3 @@
+{{#each inputs}}
+    {{name}}: {{#parameterType type}}{{/parameterType}},
+{{/each}}
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index b4074193d..712b220ec 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -17,6 +17,7 @@
         "compile:comment": "Yarn workspaces do not link binaries correctly so we need to reference them directly https://github.com/yarnpkg/yarn/issues/3846",
         "compile": "node ../deployer/lib/src/cli.js compile",
         "clean": "rm -rf ./lib",
+        "generate_contract_wrappers": "node ../abi-gen/lib/index.js --abis 'src/artifacts/@(Exchange|Token|TokenTransferProxy|EtherToken|TokenRegistry|DummyToken).json' --template contract_templates/contract.handlebars --partials 'contract_templates/partials/**/*.handlebars' --output src/contract_wrappers/generated",
         "migrate": "node ../deployer/lib/src/cli.js migrate",
         "lint": "tslint --project . 'migrations/**/*.ts' 'test/**/*.ts' 'util/**/*.ts' 'deploy/**/*.ts'",
         "test:circleci": "yarn test"
diff --git a/packages/contracts/artifacts/DummyToken.json b/packages/contracts/src/artifacts/DummyToken.json
index 8be276389..8be276389 100644
--- a/packages/contracts/artifacts/DummyToken.json
+++ b/packages/contracts/src/artifacts/DummyToken.json
diff --git a/packages/contracts/artifacts/ERC20Token.json b/packages/contracts/src/artifacts/ERC20Token.json
index fc0dd5259..fc0dd5259 100644
--- a/packages/contracts/artifacts/ERC20Token.json
+++ b/packages/contracts/src/artifacts/ERC20Token.json
diff --git a/packages/contracts/artifacts/ERC20Token_v1.json b/packages/contracts/src/artifacts/ERC20Token_v1.json
index 757962064..757962064 100644
--- a/packages/contracts/artifacts/ERC20Token_v1.json
+++ b/packages/contracts/src/artifacts/ERC20Token_v1.json
diff --git a/packages/contracts/artifacts/Exchange.json b/packages/contracts/src/artifacts/Exchange.json
index ea3891d94..ea3891d94 100644
--- a/packages/contracts/artifacts/Exchange.json
+++ b/packages/contracts/src/artifacts/Exchange.json
diff --git a/packages/contracts/artifacts/MaliciousToken.json b/packages/contracts/src/artifacts/MaliciousToken.json
index 000cb890d..000cb890d 100644
--- a/packages/contracts/artifacts/MaliciousToken.json
+++ b/packages/contracts/src/artifacts/MaliciousToken.json
diff --git a/packages/contracts/artifacts/Mintable.json b/packages/contracts/src/artifacts/Mintable.json
index 9877fce84..9877fce84 100644
--- a/packages/contracts/artifacts/Mintable.json
+++ b/packages/contracts/src/artifacts/Mintable.json
diff --git a/packages/contracts/artifacts/MultiSigWallet.json b/packages/contracts/src/artifacts/MultiSigWallet.json
index 47bca568e..47bca568e 100644
--- a/packages/contracts/artifacts/MultiSigWallet.json
+++ b/packages/contracts/src/artifacts/MultiSigWallet.json
diff --git a/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json b/packages/contracts/src/artifacts/MultiSigWalletWithTimeLock.json
index 2c97612ac..2c97612ac 100644
--- a/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json
+++ b/packages/contracts/src/artifacts/MultiSigWalletWithTimeLock.json
diff --git a/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json b/packages/contracts/src/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
index d65371cf2..d65371cf2 100644
--- a/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
+++ b/packages/contracts/src/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
diff --git a/packages/contracts/artifacts/Ownable.json b/packages/contracts/src/artifacts/Ownable.json
index 5a2a84a6d..5a2a84a6d 100644
--- a/packages/contracts/artifacts/Ownable.json
+++ b/packages/contracts/src/artifacts/Ownable.json
diff --git a/packages/contracts/artifacts/Ownable_v1.json b/packages/contracts/src/artifacts/Ownable_v1.json
index 250952533..250952533 100644
--- a/packages/contracts/artifacts/Ownable_v1.json
+++ b/packages/contracts/src/artifacts/Ownable_v1.json
diff --git a/packages/contracts/artifacts/SafeMath.json b/packages/contracts/src/artifacts/SafeMath.json
index cbe88bef6..cbe88bef6 100644
--- a/packages/contracts/artifacts/SafeMath.json
+++ b/packages/contracts/src/artifacts/SafeMath.json
diff --git a/packages/contracts/artifacts/SafeMath_v1.json b/packages/contracts/src/artifacts/SafeMath_v1.json
index bad4834c0..bad4834c0 100644
--- a/packages/contracts/artifacts/SafeMath_v1.json
+++ b/packages/contracts/src/artifacts/SafeMath_v1.json
diff --git a/packages/contracts/artifacts/Token.json b/packages/contracts/src/artifacts/Token.json
index 601facc28..601facc28 100644
--- a/packages/contracts/artifacts/Token.json
+++ b/packages/contracts/src/artifacts/Token.json
diff --git a/packages/contracts/artifacts/TokenRegistry.json b/packages/contracts/src/artifacts/TokenRegistry.json
index b4264430b..b4264430b 100644
--- a/packages/contracts/artifacts/TokenRegistry.json
+++ b/packages/contracts/src/artifacts/TokenRegistry.json
diff --git a/packages/contracts/artifacts/TokenTransferProxy.json b/packages/contracts/src/artifacts/TokenTransferProxy.json
index 1815458f8..1815458f8 100644
--- a/packages/contracts/artifacts/TokenTransferProxy.json
+++ b/packages/contracts/src/artifacts/TokenTransferProxy.json
diff --git a/packages/contracts/artifacts/Token_v1.json b/packages/contracts/src/artifacts/Token_v1.json
index a2f3f6a24..a2f3f6a24 100644
--- a/packages/contracts/artifacts/Token_v1.json
+++ b/packages/contracts/src/artifacts/Token_v1.json
diff --git a/packages/contracts/artifacts/UnlimitedAllowanceToken.json b/packages/contracts/src/artifacts/UnlimitedAllowanceToken.json
index f6415840b..f6415840b 100644
--- a/packages/contracts/artifacts/UnlimitedAllowanceToken.json
+++ b/packages/contracts/src/artifacts/UnlimitedAllowanceToken.json
diff --git a/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json b/packages/contracts/src/artifacts/UnlimitedAllowanceToken_v1.json
index 731a4e4ee..731a4e4ee 100644
--- a/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json
+++ b/packages/contracts/src/artifacts/UnlimitedAllowanceToken_v1.json
diff --git a/packages/contracts/artifacts/WETH9.json b/packages/contracts/src/artifacts/WETH9.json
index ffe11ce40..ffe11ce40 100644
--- a/packages/contracts/artifacts/WETH9.json
+++ b/packages/contracts/src/artifacts/WETH9.json
diff --git a/packages/contracts/artifacts/ZRXToken.json b/packages/contracts/src/artifacts/ZRXToken.json
index 285cc1dfd..285cc1dfd 100644
--- a/packages/contracts/artifacts/ZRXToken.json
+++ b/packages/contracts/src/artifacts/ZRXToken.json
diff --git a/packages/contracts/src/contract_wrappers/generated/dummy_token.ts b/packages/contracts/src/contract_wrappers/generated/dummy_token.ts
new file mode 100644
index 000000000..788cbfe3f
--- /dev/null
+++ b/packages/contracts/src/contract_wrappers/generated/dummy_token.ts
@@ -0,0 +1,434 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class DummyTokenContract extends BaseContract {
+    public name = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.name.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public approve = {
+        async sendTransactionAsync(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.approve.estimateGasAsync.bind(
+                    self,
+                    _spender,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.approve, self._web3ContractInstance,
+            )(
+                _spender,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.approve.estimateGas, self._web3ContractInstance,
+            )(
+                _spender,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.approve.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public totalSupply = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.totalSupply.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public transferFrom = {
+        async sendTransactionAsync(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferFrom.estimateGasAsync.bind(
+                    self,
+                    _from,
+                    _to,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferFrom, self._web3ContractInstance,
+            )(
+                _from,
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferFrom.estimateGas, self._web3ContractInstance,
+            )(
+                _from,
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferFrom.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public decimals = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.decimals.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public balanceOf = {
+        async callAsync(
+            _owner: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.balanceOf.call,
+                self._web3ContractInstance,
+            )(
+                _owner,
+            );
+            return result;
+        },
+    };
+    public owner = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.owner.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public symbol = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.symbol.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public mint = {
+        async sendTransactionAsync(
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.mint.estimateGasAsync.bind(
+                    self,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.mint, self._web3ContractInstance,
+            )(
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.mint.estimateGas, self._web3ContractInstance,
+            )(
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.mint.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public transfer = {
+        async sendTransactionAsync(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transfer.estimateGasAsync.bind(
+                    self,
+                    _to,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transfer, self._web3ContractInstance,
+            )(
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transfer.estimateGas, self._web3ContractInstance,
+            )(
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transfer.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public allowance = {
+        async callAsync(
+            _owner: string,
+            _spender: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as DummyTokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.allowance.call,
+                self._web3ContractInstance,
+            )(
+                _owner,
+                _spender,
+            );
+            return result;
+        },
+    };
+    public setBalance = {
+        async sendTransactionAsync(
+            _target: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.setBalance.estimateGasAsync.bind(
+                    self,
+                    _target,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.setBalance, self._web3ContractInstance,
+            )(
+                _target,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _target: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.setBalance.estimateGas, self._web3ContractInstance,
+            )(
+                _target,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _target: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.setBalance.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public transferOwnership = {
+        async sendTransactionAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferOwnership.estimateGasAsync.bind(
+                    self,
+                    newOwner,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferOwnership, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as DummyTokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferOwnership.estimateGas, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            newOwner: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as DummyTokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferOwnership.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/src/contract_wrappers/generated/exchange.ts b/packages/contracts/src/contract_wrappers/generated/exchange.ts
new file mode 100644
index 000000000..c328ec725
--- /dev/null
+++ b/packages/contracts/src/contract_wrappers/generated/exchange.ts
@@ -0,0 +1,728 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class ExchangeContract extends BaseContract {
+    public isRoundingError = {
+        async callAsync(
+            numerator: BigNumber,
+            denominator: BigNumber,
+            target: BigNumber,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<boolean
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<boolean
+    >(
+                self._web3ContractInstance.isRoundingError.call,
+                self._web3ContractInstance,
+            )(
+                numerator,
+                denominator,
+                target,
+            );
+            return result;
+        },
+    };
+    public filled = {
+        async callAsync(
+            index: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.filled.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public cancelled = {
+        async callAsync(
+            index: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.cancelled.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public fillOrdersUpTo = {
+        async sendTransactionAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.fillOrdersUpTo.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    fillTakerTokenAmount,
+                    shouldThrowOnInsufficientBalanceOrAllowance,
+                    v,
+                    r,
+                    s,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.fillOrdersUpTo, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.fillOrdersUpTo.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.fillOrdersUpTo.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public cancelOrder = {
+        async sendTransactionAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            cancelTakerTokenAmount: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.cancelOrder.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    cancelTakerTokenAmount,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.cancelOrder, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                cancelTakerTokenAmount,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            cancelTakerTokenAmount: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.cancelOrder.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                cancelTakerTokenAmount,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            cancelTakerTokenAmount: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.cancelOrder.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public ZRX_TOKEN_CONTRACT = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.ZRX_TOKEN_CONTRACT.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public batchFillOrKillOrders = {
+        async sendTransactionAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.batchFillOrKillOrders.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    fillTakerTokenAmounts,
+                    v,
+                    r,
+                    s,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.batchFillOrKillOrders, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmounts,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.batchFillOrKillOrders.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmounts,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.batchFillOrKillOrders.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public fillOrKillOrder = {
+        async sendTransactionAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.fillOrKillOrder.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    fillTakerTokenAmount,
+                    v,
+                    r,
+                    s,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.fillOrKillOrder, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.fillOrKillOrder.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.fillOrKillOrder.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public getUnavailableTakerTokenAmount = {
+        async callAsync(
+            orderHash: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.getUnavailableTakerTokenAmount.call,
+                self._web3ContractInstance,
+            )(
+                orderHash,
+            );
+            return result;
+        },
+    };
+    public isValidSignature = {
+        async callAsync(
+            signer: string,
+            hash: string,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<boolean
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<boolean
+    >(
+                self._web3ContractInstance.isValidSignature.call,
+                self._web3ContractInstance,
+            )(
+                signer,
+                hash,
+                v,
+                r,
+                s,
+            );
+            return result;
+        },
+    };
+    public getPartialAmount = {
+        async callAsync(
+            numerator: BigNumber,
+            denominator: BigNumber,
+            target: BigNumber,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.getPartialAmount.call,
+                self._web3ContractInstance,
+            )(
+                numerator,
+                denominator,
+                target,
+            );
+            return result;
+        },
+    };
+    public TOKEN_TRANSFER_PROXY_CONTRACT = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.TOKEN_TRANSFER_PROXY_CONTRACT.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public batchFillOrders = {
+        async sendTransactionAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.batchFillOrders.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    fillTakerTokenAmounts,
+                    shouldThrowOnInsufficientBalanceOrAllowance,
+                    v,
+                    r,
+                    s,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.batchFillOrders, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmounts,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.batchFillOrders.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmounts,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            fillTakerTokenAmounts: BigNumber[],
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: Array<number|BigNumber>,
+            r: string[],
+            s: string[],
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.batchFillOrders.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public batchCancelOrders = {
+        async sendTransactionAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            cancelTakerTokenAmounts: BigNumber[],
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.batchCancelOrders.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    cancelTakerTokenAmounts,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.batchCancelOrders, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                cancelTakerTokenAmounts,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            cancelTakerTokenAmounts: BigNumber[],
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.batchCancelOrders.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                cancelTakerTokenAmounts,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[][],
+            orderValues: BigNumber[][],
+            cancelTakerTokenAmounts: BigNumber[],
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.batchCancelOrders.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public fillOrder = {
+        async sendTransactionAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.fillOrder.estimateGasAsync.bind(
+                    self,
+                    orderAddresses,
+                    orderValues,
+                    fillTakerTokenAmount,
+                    shouldThrowOnInsufficientBalanceOrAllowance,
+                    v,
+                    r,
+                    s,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.fillOrder, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as ExchangeContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.fillOrder.estimateGas, self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+                fillTakerTokenAmount,
+                shouldThrowOnInsufficientBalanceOrAllowance,
+                v,
+                r,
+                s,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            fillTakerTokenAmount: BigNumber,
+            shouldThrowOnInsufficientBalanceOrAllowance: boolean,
+            v: number|BigNumber,
+            r: string,
+            s: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as ExchangeContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.fillOrder.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public getOrderHash = {
+        async callAsync(
+            orderAddresses: string[],
+            orderValues: BigNumber[],
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.getOrderHash.call,
+                self._web3ContractInstance,
+            )(
+                orderAddresses,
+                orderValues,
+            );
+            return result;
+        },
+    };
+    public EXTERNAL_QUERY_GAS_LIMIT = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.EXTERNAL_QUERY_GAS_LIMIT.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public VERSION = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as ExchangeContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.VERSION.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/src/contract_wrappers/generated/token.ts b/packages/contracts/src/contract_wrappers/generated/token.ts
new file mode 100644
index 000000000..5ad96da1e
--- /dev/null
+++ b/packages/contracts/src/contract_wrappers/generated/token.ts
@@ -0,0 +1,215 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class TokenContract extends BaseContract {
+    public approve = {
+        async sendTransactionAsync(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.approve.estimateGasAsync.bind(
+                    self,
+                    _spender,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.approve, self._web3ContractInstance,
+            )(
+                _spender,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.approve.estimateGas, self._web3ContractInstance,
+            )(
+                _spender,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _spender: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.approve.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public transferFrom = {
+        async sendTransactionAsync(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferFrom.estimateGasAsync.bind(
+                    self,
+                    _from,
+                    _to,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferFrom, self._web3ContractInstance,
+            )(
+                _from,
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferFrom.estimateGas, self._web3ContractInstance,
+            )(
+                _from,
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _from: string,
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferFrom.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public balanceOf = {
+        async callAsync(
+            _owner: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as TokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.balanceOf.call,
+                self._web3ContractInstance,
+            )(
+                _owner,
+            );
+            return result;
+        },
+    };
+    public transfer = {
+        async sendTransactionAsync(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transfer.estimateGasAsync.bind(
+                    self,
+                    _to,
+                    _value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transfer, self._web3ContractInstance,
+            )(
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transfer.estimateGas, self._web3ContractInstance,
+            )(
+                _to,
+                _value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _to: string,
+            _value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transfer.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public allowance = {
+        async callAsync(
+            _owner: string,
+            _spender: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<BigNumber
+    > {
+            const self = this as TokenContract;
+            const result = await promisify<BigNumber
+    >(
+                self._web3ContractInstance.allowance.call,
+                self._web3ContractInstance,
+            )(
+                _owner,
+                _spender,
+            );
+            return result;
+        },
+    };
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/src/contract_wrappers/generated/token_registry.ts b/packages/contracts/src/contract_wrappers/generated/token_registry.ts
new file mode 100644
index 000000000..635f9f214
--- /dev/null
+++ b/packages/contracts/src/contract_wrappers/generated/token_registry.ts
@@ -0,0 +1,548 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class TokenRegistryContract extends BaseContract {
+    public removeToken = {
+        async sendTransactionAsync(
+            _token: string,
+            _index: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.removeToken.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _index,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.removeToken, self._web3ContractInstance,
+            )(
+                _token,
+                _index,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _index: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.removeToken.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _index,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _index: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.removeToken.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public getTokenAddressByName = {
+        async callAsync(
+            _name: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.getTokenAddressByName.call,
+                self._web3ContractInstance,
+            )(
+                _name,
+            );
+            return result;
+        },
+    };
+    public getTokenAddressBySymbol = {
+        async callAsync(
+            _symbol: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.getTokenAddressBySymbol.call,
+                self._web3ContractInstance,
+            )(
+                _symbol,
+            );
+            return result;
+        },
+    };
+    public setTokenSwarmHash = {
+        async sendTransactionAsync(
+            _token: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.setTokenSwarmHash.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _swarmHash,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.setTokenSwarmHash, self._web3ContractInstance,
+            )(
+                _token,
+                _swarmHash,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.setTokenSwarmHash.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _swarmHash,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.setTokenSwarmHash.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public getTokenMetaData = {
+        async callAsync(
+            _token: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<[string, string, string, BigNumber, string, string]
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<[string, string, string, BigNumber, string, string]
+    >(
+                self._web3ContractInstance.getTokenMetaData.call,
+                self._web3ContractInstance,
+            )(
+                _token,
+            );
+            return result;
+        },
+    };
+    public owner = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.owner.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public addToken = {
+        async sendTransactionAsync(
+            _token: string,
+            _name: string,
+            _symbol: string,
+            _decimals: number|BigNumber,
+            _ipfsHash: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.addToken.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _name,
+                    _symbol,
+                    _decimals,
+                    _ipfsHash,
+                    _swarmHash,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.addToken, self._web3ContractInstance,
+            )(
+                _token,
+                _name,
+                _symbol,
+                _decimals,
+                _ipfsHash,
+                _swarmHash,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _name: string,
+            _symbol: string,
+            _decimals: number|BigNumber,
+            _ipfsHash: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.addToken.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _name,
+                _symbol,
+                _decimals,
+                _ipfsHash,
+                _swarmHash,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _name: string,
+            _symbol: string,
+            _decimals: number|BigNumber,
+            _ipfsHash: string,
+            _swarmHash: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.addToken.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public setTokenName = {
+        async sendTransactionAsync(
+            _token: string,
+            _name: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.setTokenName.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _name,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.setTokenName, self._web3ContractInstance,
+            )(
+                _token,
+                _name,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _name: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.setTokenName.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _name,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _name: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.setTokenName.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public tokens = {
+        async callAsync(
+            index: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<[string, string, string, BigNumber, string, string]
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<[string, string, string, BigNumber, string, string]
+    >(
+                self._web3ContractInstance.tokens.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public tokenAddresses = {
+        async callAsync(
+            index: BigNumber,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.tokenAddresses.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public getTokenByName = {
+        async callAsync(
+            _name: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<[string, string, string, BigNumber, string, string]
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<[string, string, string, BigNumber, string, string]
+    >(
+                self._web3ContractInstance.getTokenByName.call,
+                self._web3ContractInstance,
+            )(
+                _name,
+            );
+            return result;
+        },
+    };
+    public getTokenAddresses = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string[]
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<string[]
+    >(
+                self._web3ContractInstance.getTokenAddresses.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public setTokenIpfsHash = {
+        async sendTransactionAsync(
+            _token: string,
+            _ipfsHash: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.setTokenIpfsHash.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _ipfsHash,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.setTokenIpfsHash, self._web3ContractInstance,
+            )(
+                _token,
+                _ipfsHash,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _ipfsHash: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.setTokenIpfsHash.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _ipfsHash,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _ipfsHash: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.setTokenIpfsHash.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public getTokenBySymbol = {
+        async callAsync(
+            _symbol: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<[string, string, string, BigNumber, string, string]
+    > {
+            const self = this as TokenRegistryContract;
+            const result = await promisify<[string, string, string, BigNumber, string, string]
+    >(
+                self._web3ContractInstance.getTokenBySymbol.call,
+                self._web3ContractInstance,
+            )(
+                _symbol,
+            );
+            return result;
+        },
+    };
+    public setTokenSymbol = {
+        async sendTransactionAsync(
+            _token: string,
+            _symbol: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.setTokenSymbol.estimateGasAsync.bind(
+                    self,
+                    _token,
+                    _symbol,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.setTokenSymbol, self._web3ContractInstance,
+            )(
+                _token,
+                _symbol,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            _token: string,
+            _symbol: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.setTokenSymbol.estimateGas, self._web3ContractInstance,
+            )(
+                _token,
+                _symbol,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            _token: string,
+            _symbol: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.setTokenSymbol.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public transferOwnership = {
+        async sendTransactionAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferOwnership.estimateGasAsync.bind(
+                    self,
+                    newOwner,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferOwnership, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenRegistryContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferOwnership.estimateGas, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            newOwner: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenRegistryContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferOwnership.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/src/contract_wrappers/generated/token_transfer_proxy.ts b/packages/contracts/src/contract_wrappers/generated/token_transfer_proxy.ts
new file mode 100644
index 000000000..a5a40d47f
--- /dev/null
+++ b/packages/contracts/src/contract_wrappers/generated/token_transfer_proxy.ts
@@ -0,0 +1,283 @@
+/**
+ * This file is auto-generated using abi-gen. Don't edit directly.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/abi-gen-templates.
+ */
+// tslint:disable-next-line:no-unused-variable
+import { TxData, TxDataPayable } from '@0xproject/types';
+import { BigNumber, classUtils, promisify } from '@0xproject/utils';
+import * as Web3 from 'web3';
+
+import {BaseContract} from './base_contract';
+
+export class TokenTransferProxyContract extends BaseContract {
+    public transferFrom = {
+        async sendTransactionAsync(
+            token: string,
+            from: string,
+            to: string,
+            value: BigNumber,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferFrom.estimateGasAsync.bind(
+                    self,
+                    token,
+                    from,
+                    to,
+                    value,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferFrom, self._web3ContractInstance,
+            )(
+                token,
+                from,
+                to,
+                value,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            token: string,
+            from: string,
+            to: string,
+            value: BigNumber,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferFrom.estimateGas, self._web3ContractInstance,
+            )(
+                token,
+                from,
+                to,
+                value,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            token: string,
+            from: string,
+            to: string,
+            value: BigNumber,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenTransferProxyContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferFrom.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public addAuthorizedAddress = {
+        async sendTransactionAsync(
+            target: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.addAuthorizedAddress.estimateGasAsync.bind(
+                    self,
+                    target,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.addAuthorizedAddress, self._web3ContractInstance,
+            )(
+                target,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            target: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.addAuthorizedAddress.estimateGas, self._web3ContractInstance,
+            )(
+                target,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            target: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenTransferProxyContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.addAuthorizedAddress.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public authorities = {
+        async callAsync(
+            index: BigNumber,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenTransferProxyContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.authorities.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public removeAuthorizedAddress = {
+        async sendTransactionAsync(
+            target: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.removeAuthorizedAddress.estimateGasAsync.bind(
+                    self,
+                    target,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.removeAuthorizedAddress, self._web3ContractInstance,
+            )(
+                target,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            target: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.removeAuthorizedAddress.estimateGas, self._web3ContractInstance,
+            )(
+                target,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            target: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenTransferProxyContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.removeAuthorizedAddress.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    public owner = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string
+    > {
+            const self = this as TokenTransferProxyContract;
+            const result = await promisify<string
+    >(
+                self._web3ContractInstance.owner.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public authorized = {
+        async callAsync(
+            index: string,
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<boolean
+    > {
+            const self = this as TokenTransferProxyContract;
+            const result = await promisify<boolean
+    >(
+                self._web3ContractInstance.authorized.call,
+                self._web3ContractInstance,
+            )(
+                index,
+            );
+            return result;
+        },
+    };
+    public getAuthorizedAddresses = {
+        async callAsync(
+            defaultBlock?: Web3.BlockParam,
+        ): Promise<string[]
+    > {
+            const self = this as TokenTransferProxyContract;
+            const result = await promisify<string[]
+    >(
+                self._web3ContractInstance.getAuthorizedAddresses.call,
+                self._web3ContractInstance,
+            )(
+            );
+            return result;
+        },
+    };
+    public transferOwnership = {
+        async sendTransactionAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<string> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+                self.transferOwnership.estimateGasAsync.bind(
+                    self,
+                    newOwner,
+                ),
+            );
+            const txHash = await promisify<string>(
+                self._web3ContractInstance.transferOwnership, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return txHash;
+        },
+        async estimateGasAsync(
+            newOwner: string,
+            txData: TxData = {},
+        ): Promise<number> {
+            const self = this as TokenTransferProxyContract;
+            const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(
+                txData,
+            );
+            const gas = await promisify<number>(
+                self._web3ContractInstance.transferOwnership.estimateGas, self._web3ContractInstance,
+            )(
+                newOwner,
+                txDataWithDefaults,
+            );
+            return gas;
+        },
+        getABIEncodedTransactionData(
+            newOwner: string,
+            txData: TxData = {},
+        ): string {
+            const self = this as TokenTransferProxyContract;
+            const abiEncodedTransactionData = self._web3ContractInstance.transferOwnership.getData();
+            return abiEncodedTransactionData;
+        },
+    };
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<TxData>) {
+        super(web3ContractInstance, defaults);
+        classUtils.bindAll(this, ['_web3ContractInstance', '_defaults']);
+    }
+} // tslint:disable:max-file-line-count
diff --git a/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol b/packages/contracts/src/contracts/current/multisig/MultiSigWallet/MultiSigWallet.sol
index 997bb86c0..997bb86c0 100644
--- a/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol
+++ b/packages/contracts/src/contracts/current/multisig/MultiSigWallet/MultiSigWallet.sol
diff --git a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol b/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
index a545d9813..a545d9813 100644
--- a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
+++ b/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
diff --git a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol b/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
index 3c6a3d2ef..3c6a3d2ef 100644
--- a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
+++ b/packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
diff --git a/packages/contracts/src/current/protocol/Exchange/Exchange.sol b/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol
index 8dacf797c..8dacf797c 100644
--- a/packages/contracts/src/current/protocol/Exchange/Exchange.sol
+++ b/packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol
diff --git a/packages/contracts/src/current/protocol/TokenRegistry/TokenRegistry.sol b/packages/contracts/src/contracts/current/protocol/TokenRegistry/TokenRegistry.sol
index 3bd2fbfaf..3bd2fbfaf 100644
--- a/packages/contracts/src/current/protocol/TokenRegistry/TokenRegistry.sol
+++ b/packages/contracts/src/contracts/current/protocol/TokenRegistry/TokenRegistry.sol
diff --git a/packages/contracts/src/current/protocol/TokenTransferProxy/TokenTransferProxy.sol b/packages/contracts/src/contracts/current/protocol/TokenTransferProxy/TokenTransferProxy.sol
index 1ce949fa6..1ce949fa6 100644
--- a/packages/contracts/src/current/protocol/TokenTransferProxy/TokenTransferProxy.sol
+++ b/packages/contracts/src/contracts/current/protocol/TokenTransferProxy/TokenTransferProxy.sol
diff --git a/packages/contracts/src/current/test/DummyToken/DummyToken.sol b/packages/contracts/src/contracts/current/test/DummyToken/DummyToken.sol
index ab04f4d16..ab04f4d16 100644
--- a/packages/contracts/src/current/test/DummyToken/DummyToken.sol
+++ b/packages/contracts/src/contracts/current/test/DummyToken/DummyToken.sol
diff --git a/packages/contracts/src/current/test/MaliciousToken/MaliciousToken.sol b/packages/contracts/src/contracts/current/test/MaliciousToken/MaliciousToken.sol
index 9e502616c..9e502616c 100644
--- a/packages/contracts/src/current/test/MaliciousToken/MaliciousToken.sol
+++ b/packages/contracts/src/contracts/current/test/MaliciousToken/MaliciousToken.sol
diff --git a/packages/contracts/src/current/test/Mintable/Mintable.sol b/packages/contracts/src/contracts/current/test/Mintable/Mintable.sol
index cf7ee35a5..cf7ee35a5 100644
--- a/packages/contracts/src/current/test/Mintable/Mintable.sol
+++ b/packages/contracts/src/contracts/current/test/Mintable/Mintable.sol
diff --git a/packages/contracts/src/current/tokens/ERC20Token/ERC20Token.sol b/packages/contracts/src/contracts/current/tokens/ERC20Token/ERC20Token.sol
index 0e5b87aa4..0e5b87aa4 100644
--- a/packages/contracts/src/current/tokens/ERC20Token/ERC20Token.sol
+++ b/packages/contracts/src/contracts/current/tokens/ERC20Token/ERC20Token.sol
diff --git a/packages/contracts/src/current/tokens/Token/Token.sol b/packages/contracts/src/contracts/current/tokens/Token/Token.sol
index bf4e71dcd..bf4e71dcd 100644
--- a/packages/contracts/src/current/tokens/Token/Token.sol
+++ b/packages/contracts/src/contracts/current/tokens/Token/Token.sol
diff --git a/packages/contracts/src/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol b/packages/contracts/src/contracts/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
index 699f535d2..699f535d2 100644
--- a/packages/contracts/src/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
+++ b/packages/contracts/src/contracts/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol
diff --git a/packages/contracts/src/current/tokens/WETH9/WETH9.sol b/packages/contracts/src/contracts/current/tokens/WETH9/WETH9.sol
index 733ca414b..733ca414b 100644
--- a/packages/contracts/src/current/tokens/WETH9/WETH9.sol
+++ b/packages/contracts/src/contracts/current/tokens/WETH9/WETH9.sol
diff --git a/packages/contracts/src/current/tokens/ZRXToken/ZRXToken.sol b/packages/contracts/src/contracts/current/tokens/ZRXToken/ZRXToken.sol
index 7f5e1f849..7f5e1f849 100644
--- a/packages/contracts/src/current/tokens/ZRXToken/ZRXToken.sol
+++ b/packages/contracts/src/contracts/current/tokens/ZRXToken/ZRXToken.sol
diff --git a/packages/contracts/src/current/utils/Ownable/Ownable.sol b/packages/contracts/src/contracts/current/utils/Ownable/Ownable.sol
index 9b3d6b9cf..9b3d6b9cf 100644
--- a/packages/contracts/src/current/utils/Ownable/Ownable.sol
+++ b/packages/contracts/src/contracts/current/utils/Ownable/Ownable.sol
diff --git a/packages/contracts/src/current/utils/SafeMath/SafeMath.sol b/packages/contracts/src/contracts/current/utils/SafeMath/SafeMath.sol
index 955a9e379..955a9e379 100644
--- a/packages/contracts/src/current/utils/SafeMath/SafeMath.sol
+++ b/packages/contracts/src/contracts/current/utils/SafeMath/SafeMath.sol
diff --git a/packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol b/packages/contracts/src/contracts/previous/ERC20Token/ERC20Token_v1.sol
index e05ee2d5e..e05ee2d5e 100644
--- a/packages/contracts/src/previous/ERC20Token/ERC20Token_v1.sol
+++ b/packages/contracts/src/contracts/previous/ERC20Token/ERC20Token_v1.sol
diff --git a/packages/contracts/src/previous/Ownable/Ownable_v1.sol b/packages/contracts/src/contracts/previous/Ownable/Ownable_v1.sol
index c87438fa4..c87438fa4 100644
--- a/packages/contracts/src/previous/Ownable/Ownable_v1.sol
+++ b/packages/contracts/src/contracts/previous/Ownable/Ownable_v1.sol
diff --git a/packages/contracts/src/previous/SafeMath/SafeMath_v1.sol b/packages/contracts/src/contracts/previous/SafeMath/SafeMath_v1.sol
index 341d611ec..341d611ec 100644
--- a/packages/contracts/src/previous/SafeMath/SafeMath_v1.sol
+++ b/packages/contracts/src/contracts/previous/SafeMath/SafeMath_v1.sol
diff --git a/packages/contracts/src/previous/Token/Token_v1.sol b/packages/contracts/src/contracts/previous/Token/Token_v1.sol
index de619fb7e..de619fb7e 100644
--- a/packages/contracts/src/previous/Token/Token_v1.sol
+++ b/packages/contracts/src/contracts/previous/Token/Token_v1.sol
diff --git a/packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol b/packages/contracts/src/contracts/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
index 6376f3f2c..6376f3f2c 100644
--- a/packages/contracts/src/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol
+++ b/packages/contracts/src/contracts/previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol