Update CHANGELOGs

Feature/website/add other testnet faucets

.editorconfig

@@ -0,0 +1,12 @@
+# EditorConfig  http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# All files
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+indent_style = space
+indent_size = 4

CODEOWNERS

@@ -0,0 +1 @@
+*        @abandeali1 @BMillman19 @dekz @fabioberger @LogvinovLeon @Recmo

PULL_REQUEST_TEMPLATE.md

@@ -22,12 +22,14 @@
 
 ## Types of changes
 
-<!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply:
-- [ ] Bug fix (non-breaking change which fixes an issue)
-- [ ] New feature (non-breaking change which adds functionality)
-- [ ] Breaking change (fix or feature that would cause existing functionality to change)
+<!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: -->
+
+* [ ] Bug fix (non-breaking change which fixes an issue)
+* [ ] New feature (non-breaking change which adds functionality)
+* [ ] Breaking change (fix or feature that would cause existing functionality to change)
 
 ## Checklist:
+
 <!--- Go over all the following points, and put an `x` in all the boxes that apply. -->
 
 <!--- If you're unsure about any of these, don't hesitate to ask. We're here to help! -->

README.md

@@ -81,6 +81,12 @@ Build all packages
 yarn lerna:run build
 ```
 
+Continuously rebuild on exchange
+
+```bash
+yarn dev
+```
+
 ### Lint
 
 Lint all packages

lerna.json

@@ -2,6 +2,11 @@
     "lerna": "2.5.1",
     "packages": ["packages/*"],
     "version": "independent",
+    "commands": {
+        "publish": {
+            "ignore": ["test/**/*", "*.md", "scripts", "lib", "tslint.json", "tsconfig.json"]
+        }
+    },
     "npmClient": "yarn",
     "useWorkspaces": true
 }

package.json

@@ -3,6 +3,7 @@
     "name": "0x.js",
     "workspaces": ["packages/*"],
     "scripts": {
+        "dev": "lerna run --parallel build:watch",
         "testrpc": "testrpc -p 8545 --networkId 50 -m \"${npm_package_config_mnemonic}\"",
         "prettier": "prettier --write '**/*.{ts,tsx,json,md}' --config .prettierrc",
         "prettier:ci": "prettier --list-different '**/*.{ts,tsx,json,md}' --config .prettierrc",
@@ -15,7 +16,7 @@
         "mnemonic": "concert load couple harbor equip island argue ramp clarify fence smart topic"
     },
     "devDependencies": {
-        "@0xproject/utils": "^0.2.0",
+        "@0xproject/utils": "^0.3.0",
         "async-child-process": "^1.1.1",
         "ethereumjs-testrpc": "^6.0.3",
         "lerna": "^2.5.1",

packages/0x.js/CHANGELOG.md

@@ -1,8 +1,18 @@
 # CHANGELOG
 
+## v0.32.1 - _February 7, 2018_
+
+    * Reorganized `BlockParamLiteral` export into `@0xproject/types` package (#355)
+    * Now using `abi-gen` package to generate ContractEventArgs types (#371)
+
+## v0.32.0 - _February 5, 2018_
+
+    * Add `zeroEx.etherToken.getContractAddressIfExists` (#350)
+    * Fixed the bug causing order watcher to throw if there is an event with the same signature but different indexed fields (#366)
+
 ## v0.31.1 - _February 1, 2018_
 
-    * Fix the bug causing order watcher to throw is makerToken === zrx (#357)
+    * Fix the bug causing order watcher to throw if makerToken === zrx (#357)
 
 ## v0.31.0 - _January 30, 2018_
 

packages/0x.js/contract_templates/contract.handlebars

@@ -1,7 +1,8 @@
 /**
  * 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.
+ * Templates can be found at https://github.com/0xProject/0x.js/tree/development/packages/0x.js/contract_templates.
  */
+// tslint:disable:no-consecutive-blank-lines
 // tslint:disable-next-line:no-unused-variable
 import { TxData, TxDataPayable } from '@0xproject/types';
 import { BigNumber, classUtils, promisify } from '@0xproject/utils';
@@ -9,6 +10,24 @@ import * as Web3 from 'web3';
 
 import {BaseContract} from './base_contract';
 
+{{#if events}}
+export type {{contractName}}ContractEventArgs =
+{{#each events}}
+    | {{name}}ContractEventArgs{{#if @last}};{{/if}}
+{{/each}}
+
+export enum {{contractName}}Events {
+    {{#each events}}
+    {{name}} = '{{name}}',
+    {{/each}}
+}
+
+{{#each events}}
+{{> event}}
+
+{{/each}}
+{{/if}}
+
 export class {{contractName}}Contract extends BaseContract {
 {{#each methods}}
     {{#this.constant}}

packages/0x.js/contract_templates/partials/event.handlebars

@@ -0,0 +1,5 @@
+export interface {{name}}ContractEventArgs {
+    {{#each inputs}}
+    {{name}}: {{#returnType type}}{{/returnType}};
+    {{/each}}
+}

packages/0x.js/package.json

@@ -1,25 +1,29 @@
 {
     "name": "0x.js",
-    "version": "0.31.0",
+    "version": "0.32.0",
     "description": "A javascript library for interacting with the 0x protocol",
-    "keywords": ["0x.js", "0xproject", "ethereum", "tokens", "exchange"],
+    "keywords": [
+        "0x.js",
+        "0xproject",
+        "ethereum",
+        "tokens",
+        "exchange"
+    ],
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.ts",
     "scripts": {
+        "build:watch": "tsc -w",
         "prebuild": "run-s clean generate_contract_wrappers",
         "build": "run-p build:umd:prod build:commonjs; exit 0;",
         "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_DIR",
-        "upload_docs_json":
-            "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
-        "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",
+        "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
+        "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",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
         "test:circleci": "run-s test:coverage report_test_coverage",
         "test": "run-s clean test:commonjs",
         "test:coverage": "nyc npm run test --all",
         "report_test_coverage": "nyc report --reporter=text-lcov | coveralls",
-        "update_contracts":
-            "for i in ${npm_package_config_artifacts}; do copyfiles -u 4 ../contracts/build/contracts/$i.json ../0x.js/src/artifacts; done;",
+        "update_contracts": "for i in ${npm_package_config_artifacts}; do copyfiles -u 4 ../contracts/build/contracts/$i.json ../0x.js/src/artifacts; done;",
         "clean": "shx rm -rf _bundles lib test_temp",
         "build:umd:prod": "NODE_ENV=production webpack",
         "build:commonjs": "tsc && copyfiles -u 2 './src/artifacts/**/*.json' ./lib/src/artifacts;",
@@ -38,9 +42,9 @@
         "node": ">=6.0.0"
     },
     "devDependencies": {
-        "@0xproject/abi-gen": "^0.1.5",
-        "@0xproject/dev-utils": "^0.0.8",
-        "@0xproject/tslint-config": "^0.4.5",
+        "@0xproject/abi-gen": "^0.1.7",
+        "@0xproject/dev-utils": "^0.0.10",
+        "@0xproject/tslint-config": "^0.4.7",
         "@types/bintrees": "^1.0.2",
         "@types/jsonschema": "^1.1.1",
         "@types/lodash": "^4.14.86",
@@ -51,7 +55,7 @@
         "awesome-typescript-loader": "^3.1.3",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
-        "chai-as-promised-typescript-typings": "^0.0.7",
+        "chai-as-promised-typescript-typings": "^0.0.8",
         "chai-bignumber": "^2.0.1",
         "chai-typescript-typings": "^0.0.2",
         "copyfiles": "^1.2.0",
@@ -70,17 +74,18 @@
         "truffle-hdwallet-provider": "^0.0.3",
         "tslint": "5.8.0",
         "typedoc": "~0.8.0",
-        "typescript": "~2.6.1",
+        "types-bn": "^0.0.1",
+        "typescript": "2.7.1",
         "web3-provider-engine": "^13.0.1",
-        "web3-typescript-typings": "^0.9.7",
+        "web3-typescript-typings": "^0.9.9",
         "webpack": "^3.1.0"
     },
     "dependencies": {
-        "@0xproject/assert": "^0.0.14",
-        "@0xproject/json-schemas": "^0.7.6",
-        "@0xproject/types": "^0.1.7",
-        "@0xproject/utils": "^0.2.3",
-        "@0xproject/web3-wrapper": "^0.1.8",
+        "@0xproject/assert": "^0.0.16",
+        "@0xproject/json-schemas": "^0.7.8",
+        "@0xproject/types": "^0.1.9",
+        "@0xproject/utils": "^0.3.0",
+        "@0xproject/web3-wrapper": "^0.1.10",
         "bintrees": "^1.0.2",
         "bn.js": "^4.11.8",
         "ethereumjs-abi": "^0.6.4",

packages/0x.js/src/contract_wrappers/contract_wrapper.ts

@@ -1,4 +1,4 @@
-import { LogWithDecodedArgs, RawLog } from '@0xproject/types';
+import { BlockParamLiteral, LogWithDecodedArgs, RawLog } from '@0xproject/types';
 import { AbiDecoder, intervalUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import { Block, BlockAndLogStreamer } from 'ethereumjs-blockstream';
@@ -7,7 +7,6 @@ import * as Web3 from 'web3';
 
 import {
     Artifact,
-    BlockParamLiteral,
     BlockRange,
     ContractEventArgs,
     ContractEvents,
@@ -32,10 +31,10 @@ const CONTRACT_NAME_TO_NOT_FOUND_ERROR: {
 
 export class ContractWrapper {
     protected _web3Wrapper: Web3Wrapper;
-    private _networkId: number;
+    protected _networkId: number;
     private _abiDecoder?: AbiDecoder;
-    private _blockAndLogStreamerIfExists: BlockAndLogStreamer | undefined;
-    private _blockAndLogStreamInterval: NodeJS.Timer;
+    private _blockAndLogStreamerIfExists?: BlockAndLogStreamer;
+    private _blockAndLogStreamIntervalIfExists?: NodeJS.Timer;
     private _filters: { [filterToken: string]: Web3.FilterObject };
     private _filterCallbacks: {
         [filterToken: string]: EventCallback<ContractEventArgs>;
@@ -162,7 +161,7 @@ export class ContractWrapper {
         );
         const catchAllLogFilter = {};
         this._blockAndLogStreamerIfExists.addLogFilter(catchAllLogFilter);
-        this._blockAndLogStreamInterval = intervalUtils.setAsyncExcludingInterval(
+        this._blockAndLogStreamIntervalIfExists = intervalUtils.setAsyncExcludingInterval(
             this._reconcileBlockAsync.bind(this),
             constants.DEFAULT_BLOCK_POLLING_INTERVAL,
             this._onReconcileBlockError.bind(this),
@@ -191,7 +190,7 @@ export class ContractWrapper {
         }
         this._blockAndLogStreamerIfExists.unsubscribeFromOnLogAdded(this._onLogAddedSubscriptionToken as string);
         this._blockAndLogStreamerIfExists.unsubscribeFromOnLogRemoved(this._onLogRemovedSubscriptionToken as string);
-        intervalUtils.clearAsyncExcludingInterval(this._blockAndLogStreamInterval);
+        intervalUtils.clearAsyncExcludingInterval(this._blockAndLogStreamIntervalIfExists as NodeJS.Timer);
         delete this._blockAndLogStreamerIfExists;
     }
     private async _reconcileBlockAsync(): Promise<void> {

packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts

@@ -5,19 +5,11 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
-import {
-    BlockRange,
-    EtherTokenContractEventArgs,
-    EtherTokenEvents,
-    EventCallback,
-    IndexedFilterValues,
-    TransactionOpts,
-    ZeroExError,
-} from '../types';
+import { BlockRange, EventCallback, IndexedFilterValues, TransactionOpts, ZeroExError } from '../types';
 import { assert } from '../utils/assert';
 
 import { ContractWrapper } from './contract_wrapper';
-import { EtherTokenContract } from './generated/ether_token';
+import { EtherTokenContract, EtherTokenContractEventArgs, EtherTokenEvents } from './generated/ether_token';
 import { TokenWrapper } from './token_wrapper';
 
 /**
@@ -162,6 +154,19 @@ export class EtherTokenWrapper extends ContractWrapper {
     public _unsubscribeAll(): void {
         super._unsubscribeAll();
     }
+    /**
+     * Retrieves the Ethereum address of the EtherToken contract deployed on the network
+     * that the user-passed web3 provider is connected to. If it's not Kovan, Ropsten, Rinkeby, Mainnet or TestRPC
+     * (networkId: 50), it will return undefined (e.g a private network).
+     * @returns The Ethereum address of the EtherToken contract or undefined.
+     */
+    public getContractAddressIfExists(): string | undefined {
+        const networkSpecificArtifact = artifacts.EtherTokenArtifact.networks[this._networkId];
+        const contractAddressIfExists = _.isUndefined(networkSpecificArtifact)
+            ? undefined
+            : networkSpecificArtifact.address;
+        return contractAddressIfExists;
+    }
     private _invalidateContractInstance(): void {
         this._unsubscribeAll();
         this._etherTokenContractsByAddress = {};

packages/0x.js/src/contract_wrappers/exchange_wrapper.ts

@@ -1,5 +1,5 @@
 import { schemas } from '@0xproject/json-schemas';
-import { DecodedLogArgs, LogWithDecodedArgs } from '@0xproject/types';
+import { BlockParamLiteral, DecodedLogArgs, LogWithDecodedArgs } from '@0xproject/types';
 import { AbiDecoder, BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
@@ -7,16 +7,12 @@ import * as Web3 from 'web3';
 
 import { artifacts } from '../artifacts';
 import {
-    BlockParamLiteral,
     BlockRange,
     ECSignature,
     EventCallback,
     ExchangeContractErrCodes,
     ExchangeContractErrs,
-    ExchangeContractEventArgs,
-    ExchangeEvents,
     IndexedFilterValues,
-    LogErrorContractEventArgs,
     MethodOpts,
     Order,
     OrderAddresses,
@@ -34,7 +30,12 @@ import { OrderValidationUtils } from '../utils/order_validation_utils';
 import { utils } from '../utils/utils';
 
 import { ContractWrapper } from './contract_wrapper';
-import { ExchangeContract } from './generated/exchange';
+import {
+    ExchangeContract,
+    ExchangeContractEventArgs,
+    ExchangeEvents,
+    LogErrorContractEventArgs,
+} from './generated/exchange';
 import { TokenWrapper } from './token_wrapper';
 
 const SHOULD_VALIDATE_BY_DEFAULT = true;

packages/0x.js/src/contract_wrappers/token_wrapper.ts

@@ -5,21 +5,12 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { artifacts } from '../artifacts';
-import {
-    BlockRange,
-    EventCallback,
-    IndexedFilterValues,
-    MethodOpts,
-    TokenContractEventArgs,
-    TokenEvents,
-    TransactionOpts,
-    ZeroExError,
-} from '../types';
+import { BlockRange, EventCallback, IndexedFilterValues, MethodOpts, TransactionOpts, ZeroExError } from '../types';
 import { assert } from '../utils/assert';
 import { constants } from '../utils/constants';
 
 import { ContractWrapper } from './contract_wrapper';
-import { TokenContract } from './generated/token';
+import { TokenContract, TokenContractEventArgs, TokenEvents } from './generated/token';
 import { TokenTransferProxyWrapper } from './token_transfer_proxy_wrapper';
 
 /**

packages/0x.js/src/index.ts

@@ -2,7 +2,6 @@ export { ZeroEx } from './0x';
 
 export {
     Order,
-    BlockParamLiteral,
     SignedOrder,
     ECSignature,
     ZeroExError,
@@ -10,27 +9,13 @@ export {
     ExchangeContractErrs,
     ContractEvent,
     Token,
-    ExchangeEvents,
-    TokenEvents,
     IndexedFilterValues,
     BlockRange,
-    BlockParam,
     OrderCancellationRequest,
     OrderFillRequest,
-    LogErrorContractEventArgs,
-    LogCancelContractEventArgs,
-    LogFillContractEventArgs,
-    ExchangeContractEventArgs,
-    TransferContractEventArgs,
-    ApprovalContractEventArgs,
-    TokenContractEventArgs,
-    EtherTokenContractEventArgs,
-    WithdrawalContractEventArgs,
-    DepositContractEventArgs,
     ContractEventArgs,
     Web3Provider,
     ZeroExConfig,
-    EtherTokenEvents,
     MethodOpts,
     OrderTransactionOpts,
     TransactionOpts,
@@ -44,6 +29,34 @@ export {
     OrderState,
 } from './types';
 
-export { ContractEventArg, LogWithDecodedArgs, TransactionReceiptWithDecodedLogs } from '@0xproject/types';
+export {
+    BlockParamLiteral,
+    BlockParam,
+    ContractEventArg,
+    LogWithDecodedArgs,
+    TransactionReceiptWithDecodedLogs,
+} from '@0xproject/types';
+
+export {
+    EtherTokenContractEventArgs,
+    WithdrawalContractEventArgs,
+    DepositContractEventArgs,
+    EtherTokenEvents,
+} from './contract_wrappers/generated/ether_token';
+
+export {
+    TransferContractEventArgs,
+    ApprovalContractEventArgs,
+    TokenContractEventArgs,
+    TokenEvents,
+} from './contract_wrappers/generated/token';
+
+export {
+    LogErrorContractEventArgs,
+    LogCancelContractEventArgs,
+    LogFillContractEventArgs,
+    ExchangeContractEventArgs,
+    ExchangeEvents,
+} from './contract_wrappers/generated/exchange';
 
 export { TransactionReceipt } from '@0xproject/types';

packages/0x.js/src/order_watcher/event_watcher.ts

@@ -3,7 +3,9 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 import * as Web3 from 'web3';
 
-import { BlockParamLiteral, EventWatcherCallback, ZeroExError } from '../types';
+import { BlockParamLiteral } from '@0xproject/types';
+
+import { EventWatcherCallback, ZeroExError } from '../types';
 import { assert } from '../utils/assert';
 
 const DEFAULT_EVENT_POLLING_INTERVAL_MS = 200;

packages/0x.js/src/order_watcher/order_state_watcher.ts

@@ -1,32 +1,37 @@
 import { schemas } from '@0xproject/json-schemas';
-import { LogWithDecodedArgs } from '@0xproject/types';
+import { BlockParamLiteral, LogWithDecodedArgs } from '@0xproject/types';
 import { AbiDecoder, intervalUtils } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
 import { ZeroEx } from '../0x';
 import { ExchangeWrapper } from '../contract_wrappers/exchange_wrapper';
+import {
+    DepositContractEventArgs,
+    EtherTokenEvents,
+    WithdrawalContractEventArgs,
+} from '../contract_wrappers/generated/ether_token';
+import {
+    ExchangeEvents,
+    LogCancelContractEventArgs,
+    LogFillContractEventArgs,
+} from '../contract_wrappers/generated/exchange';
+import {
+    ApprovalContractEventArgs,
+    TokenEvents,
+    TransferContractEventArgs,
+} from '../contract_wrappers/generated/token';
 import { TokenWrapper } from '../contract_wrappers/token_wrapper';
 import { BalanceAndProxyAllowanceLazyStore } from '../stores/balance_proxy_allowance_lazy_store';
 import { OrderFilledCancelledLazyStore } from '../stores/order_filled_cancelled_lazy_store';
 import {
-    ApprovalContractEventArgs,
-    BlockParamLiteral,
     ContractEventArgs,
-    DepositContractEventArgs,
-    EtherTokenEvents,
     ExchangeContractErrs,
-    ExchangeEvents,
-    LogCancelContractEventArgs,
     LogEvent,
-    LogFillContractEventArgs,
     OnOrderStateChangeCallback,
     OrderState,
     OrderStateWatcherConfig,
     SignedOrder,
-    TokenEvents,
-    TransferContractEventArgs,
-    WithdrawalContractEventArgs,
     ZeroExError,
 } from '../types';
 import { assert } from '../utils/assert';

packages/0x.js/src/stores/balance_proxy_allowance_lazy_store.ts

@@ -1,8 +1,8 @@
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as _ from 'lodash';
 
 import { TokenWrapper } from '../contract_wrappers/token_wrapper';
-import { BlockParamLiteral } from '../types';
 
 /**
  * Copy on read store for balances/proxyAllowances of tokens/accounts

packages/0x.js/src/stores/order_filled_cancelled_lazy_store.ts

@@ -1,8 +1,8 @@
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as _ from 'lodash';
 
 import { ExchangeWrapper } from '../contract_wrappers/exchange_wrapper';
-import { BlockParamLiteral } from '../types';
 
 /**
  * Copy on read store for filled/cancelled taker amounts

packages/0x.js/src/types.ts

@@ -1,7 +1,13 @@
-import { ContractEventArg, LogWithDecodedArgs } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
+
+import { BlockParam, BlockParamLiteral, ContractEventArg, LogWithDecodedArgs } from '@0xproject/types';
+
 import * as Web3 from 'web3';
 
+import { EtherTokenContractEventArgs, EtherTokenEvents } from './contract_wrappers/generated/ether_token';
+import { ExchangeContractEventArgs, ExchangeEvents } from './contract_wrappers/generated/exchange';
+import { TokenContractEventArgs, TokenEvents } from './contract_wrappers/generated/token';
+
 export enum ZeroExError {
     ExchangeContractDoesNotExist = 'EXCHANGE_CONTRACT_DOES_NOT_EXIST',
     ZRXContractDoesNotExist = 'ZRX_CONTRACT_DOES_NOT_EXIST',
@@ -99,60 +105,6 @@ export interface ContractEvent {
     args: ContractEventArgs;
 }
 
-export interface LogFillContractEventArgs {
-    maker: string;
-    taker: string;
-    feeRecipient: string;
-    makerToken: string;
-    takerToken: string;
-    filledMakerTokenAmount: BigNumber;
-    filledTakerTokenAmount: BigNumber;
-    paidMakerFee: BigNumber;
-    paidTakerFee: BigNumber;
-    tokens: string;
-    orderHash: string;
-}
-export interface LogCancelContractEventArgs {
-    maker: string;
-    feeRecipient: string;
-    makerToken: string;
-    takerToken: string;
-    cancelledMakerTokenAmount: BigNumber;
-    cancelledTakerTokenAmount: BigNumber;
-    tokens: string;
-    orderHash: string;
-}
-export interface LogErrorContractEventArgs {
-    errorId: BigNumber;
-    orderHash: string;
-}
-export type ExchangeContractEventArgs =
-    | LogFillContractEventArgs
-    | LogCancelContractEventArgs
-    | LogErrorContractEventArgs;
-export interface TransferContractEventArgs {
-    _from: string;
-    _to: string;
-    _value: BigNumber;
-}
-export interface ApprovalContractEventArgs {
-    _owner: string;
-    _spender: string;
-    _value: BigNumber;
-}
-export interface DepositContractEventArgs {
-    _owner: string;
-    _value: BigNumber;
-}
-export interface WithdrawalContractEventArgs {
-    _owner: string;
-    _value: BigNumber;
-}
-export type TokenContractEventArgs = TransferContractEventArgs | ApprovalContractEventArgs;
-export type EtherTokenContractEventArgs =
-    | TokenContractEventArgs
-    | DepositContractEventArgs
-    | WithdrawalContractEventArgs;
 export type ContractEventArgs = ExchangeContractEventArgs | TokenContractEventArgs | EtherTokenContractEventArgs;
 
 export interface Order {
@@ -195,40 +147,12 @@ export interface TokenAddressBySymbol {
     [symbol: string]: string;
 }
 
-export enum ExchangeEvents {
-    LogFill = 'LogFill',
-    LogCancel = 'LogCancel',
-    LogError = 'LogError',
-}
-
-export enum TokenEvents {
-    Transfer = 'Transfer',
-    Approval = 'Approval',
-}
-
-export enum EtherTokenEvents {
-    Transfer = 'Transfer',
-    Approval = 'Approval',
-    Deposit = 'Deposit',
-    Withdrawal = 'Withdrawal',
-}
-
 export type ContractEvents = TokenEvents | ExchangeEvents | EtherTokenEvents;
 
 export interface IndexedFilterValues {
     [index: string]: ContractEventArg;
 }
 
-// Earliest is omitted by design. It is simply an alias for the `0` constant and
-// is thus not very helpful. Moreover, this type is used in places that only accept
-// `latest` or `pending`.
-export enum BlockParamLiteral {
-    Latest = 'latest',
-    Pending = 'pending',
-}
-
-export type BlockParam = BlockParamLiteral | number;
-
 export interface BlockRange {
     fromBlock: BlockParam;
     toBlock: BlockParam;

packages/0x.js/src/utils/exchange_transfer_simulator.ts

@@ -1,9 +1,10 @@
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as _ from 'lodash';
 
 import { TokenWrapper } from '../contract_wrappers/token_wrapper';
 import { BalanceAndProxyAllowanceLazyStore } from '../stores/balance_proxy_allowance_lazy_store';
-import { BlockParamLiteral, ExchangeContractErrs, TradeSide, TransferType } from '../types';
+import { ExchangeContractErrs, TradeSide, TransferType } from '../types';
 
 enum FailureReason {
     Balance = 'balance',

packages/0x.js/test/ether_token_wrapper_test.ts

@@ -17,7 +17,6 @@ import {
     ZeroEx,
     ZeroExError,
 } from '../src';
-import { artifacts } from '../src/artifacts';
 import { DoneCallback } from '../src/types';
 
 import { chaiSetup } from './utils/chai_setup';
@@ -60,7 +59,7 @@ describe('EtherTokenWrapper', () => {
         tokens = await zeroEx.tokenRegistry.getTokensAsync();
         userAddresses = await zeroEx.getAvailableAddressesAsync();
         addressWithETH = userAddresses[0];
-        wethContractAddress = (zeroEx.etherToken as any)._getContractAddress(artifacts.EtherTokenArtifact);
+        wethContractAddress = zeroEx.etherToken.getContractAddressIfExists() as string;
         depositWeiAmount = (zeroEx as any)._web3Wrapper.toWei(new BigNumber(5));
         decimalPlaces = 7;
         addressWithoutFunds = userAddresses[1];
@@ -71,6 +70,18 @@ describe('EtherTokenWrapper', () => {
     afterEach(async () => {
         await blockchainLifecycle.revertAsync();
     });
+    describe('#getContractAddressIfExists', async () => {
+        it('should return contract address if connected to a known network', () => {
+            const contractAddressIfExists = zeroEx.etherToken.getContractAddressIfExists();
+            expect(contractAddressIfExists).to.not.be.undefined();
+        });
+        it('should return undefined if connected to an unknown network', () => {
+            const UNKNOWN_NETWORK_NETWORK_ID = 10;
+            const unknownNetworkZeroEx = new ZeroEx(web3.currentProvider, { networkId: UNKNOWN_NETWORK_NETWORK_ID });
+            const contractAddressIfExists = unknownNetworkZeroEx.etherToken.getContractAddressIfExists();
+            expect(contractAddressIfExists).to.be.undefined();
+        });
+    });
     describe('#depositAsync', () => {
         it('should successfully deposit ETH and issue Wrapped ETH tokens', async () => {
             const preETHBalance = await (zeroEx as any)._web3Wrapper.getBalanceInWeiAsync(addressWithETH);

packages/0x.js/test/exchange_transfer_simulator_test.ts

@@ -1,9 +1,10 @@
 import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 
 import { ExchangeContractErrs, Token, ZeroEx } from '../src';
-import { BlockParamLiteral, TradeSide, TransferType } from '../src/types';
+import { TradeSide, TransferType } from '../src/types';
 import { ExchangeTransferSimulator } from '../src/utils/exchange_transfer_simulator';
 
 import { chaiSetup } from './utils/chai_setup';

packages/0x.js/test/exchange_wrapper_test.ts

@@ -1,4 +1,5 @@
 import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import * as _ from 'lodash';
@@ -18,7 +19,7 @@ import {
     Token,
     ZeroEx,
 } from '../src';
-import { BlockParamLiteral, DoneCallback } from '../src/types';
+import { DoneCallback } from '../src/types';
 
 import { chaiSetup } from './utils/chai_setup';
 import { constants } from './utils/constants';

packages/0x.js/test/order_validation_test.ts

@@ -1,11 +1,12 @@
 import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
+import { BlockParamLiteral } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import * as Sinon from 'sinon';
 import * as Web3 from 'web3';
 
 import { ExchangeContractErrs, SignedOrder, Token, ZeroEx, ZeroExError } from '../src';
-import { BlockParamLiteral, TradeSide, TransferType } from '../src/types';
+import { TradeSide, TransferType } from '../src/types';
 import { ExchangeTransferSimulator } from '../src/utils/exchange_transfer_simulator';
 import { OrderValidationUtils } from '../src/utils/order_validation_utils';
 

packages/abi-gen/CHANGELOG.md

@@ -1,8 +1,9 @@
 # CHANGELOG
 
-## v0.2.0 - _???_
+## v0.2.0 - _February 7, 2018_
 
 * Added CLI options for explicit specifying location of partials and main template (#346)
+* Added CLI option to specify networkId, adding support for the JSON artifact format found in @0xproject/contracts (#388)
 
 ## v0.1.0 - _January 11, 2018_
 

packages/abi-gen/package.json

@@ -1,10 +1,11 @@
 {
     "name": "@0xproject/abi-gen",
-    "version": "0.1.5",
+    "version": "0.1.7",
     "description": "Generate contract wrappers from ABI and handlebars templates",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
     "scripts": {
+        "build:watch": "tsc -w",
         "lint": "tslint --project . 'src/**/*.ts'",
         "clean": "shx rm -rf lib",
         "build": "tsc"
@@ -22,7 +23,7 @@
     },
     "homepage": "https://github.com/0xProject/0x.js/packages/abi-gen/README.md",
     "dependencies": {
-        "@0xproject/utils": "^0.2.3",
+        "@0xproject/utils": "^0.3.0",
         "chalk": "^2.3.0",
         "glob": "^7.1.2",
         "handlebars": "^4.0.11",
@@ -33,7 +34,7 @@
         "yargs": "^10.0.3"
     },
     "devDependencies": {
-        "@0xproject/tslint-config": "^0.4.5",
+        "@0xproject/tslint-config": "^0.4.7",
         "@types/glob": "^5.0.33",
         "@types/handlebars": "^4.0.36",
         "@types/mkdirp": "^0.5.1",
@@ -42,7 +43,7 @@
         "npm-run-all": "^4.1.2",
         "shx": "^0.2.2",
         "tslint": "5.8.0",
-        "typescript": "~2.6.1",
-        "web3-typescript-typings": "^0.9.7"
+        "typescript": "2.7.1",
+        "web3-typescript-typings": "^0.9.9"
     }
 }

packages/abi-gen/src/index.ts

@@ -17,6 +17,7 @@ import { utils } from './utils';
 const ABI_TYPE_CONSTRUCTOR = 'constructor';
 const ABI_TYPE_METHOD = 'function';
 const ABI_TYPE_EVENT = 'event';
+const DEFAULT_NETWORK_ID = 50;
 
 const args = yargs
     .option('abis', {
@@ -42,6 +43,11 @@ const args = yargs
         demandOption: true,
         normalize: true,
     })
+    .option('network-id', {
+        describe: 'ID of the network where contract ABIs are nested in artifacts',
+        type: 'number',
+        default: DEFAULT_NETWORK_ID,
+    })
     .example(
         "$0 --abis 'src/artifacts/**/*.json' --out 'src/contracts/generated/' --partials 'src/templates/partials/**/*.handlebars' --template 'src/templates/contract.handlebars'",
         'Full usage example',
@@ -58,7 +64,10 @@ function registerPartials(partialsGlob: string) {
 }
 
 function writeOutputFile(name: string, renderedTsCode: string): void {
-    const fileName = toSnakeCase(name);
+    let fileName = toSnakeCase(name);
+    if (fileName === 'z_r_x_token') {
+        fileName = 'zrx_token';
+    }
     const filePath = `${args.output}/${fileName}.ts`;
     fs.writeFileSync(filePath, renderedTsCode);
     utils.log(`Created: ${chalk.bold(filePath)}`);
@@ -87,12 +96,19 @@ for (const abiFileName of abiFileNames) {
     const namedContent = utils.getNamedContent(abiFileName);
     utils.log(`Processing: ${chalk.bold(namedContent.name)}...`);
     const parsedContent = JSON.parse(namedContent.content);
-    const ABI = _.isArray(parsedContent)
-        ? parsedContent // ABI file
-        : parsedContent.abi; // Truffle contracts file
+    let ABI;
+    if (_.isArray(parsedContent)) {
+        ABI = parsedContent; // ABI file
+    } else if (!_.isUndefined(parsedContent.abi)) {
+        ABI = parsedContent.abi; // Truffle artifact
+    } else if (!_.isUndefined(parsedContent.networks) && !_.isUndefined(parsedContent.networks[args.networkId])) {
+        ABI = parsedContent.networks[args.networkId].abi; // 0x contracts package artifact
+    }
     if (_.isUndefined(ABI)) {
         utils.log(`${chalk.red(`ABI not found in ${abiFileName}.`)}`);
-        utils.log(`Please make sure your ABI file is either an array with ABI entries or an object with the abi key`);
+        utils.log(
+            `Please make sure your ABI file is either an array with ABI entries or a truffle artifact or 0x deployer artifact`,
+        );
         process.exit(1);
     }
 
@@ -103,10 +119,10 @@ for (const abiFileName of abiFileNames) {
 
     const methodAbis = ABI.filter((abi: Web3.AbiDefinition) => abi.type === ABI_TYPE_METHOD) as Web3.MethodAbi[];
     const methodsData = _.map(methodAbis, methodAbi => {
-        _.map(methodAbi.inputs, input => {
+        _.map(methodAbi.inputs, (input, i: number) => {
             if (_.isEmpty(input.name)) {
                 // Auto-generated getters don't have parameter names
-                input.name = 'index';
+                input.name = `index_${i}`;
             }
         });
         // This will make templates simpler

packages/assert/package.json

@@ -1,10 +1,11 @@
 {
     "name": "@0xproject/assert",
-    "version": "0.0.14",
+    "version": "0.0.16",
     "description": "Provides a standard way of performing type and schema validation across 0x projects",
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.ts",
     "scripts": {
+        "build:watch": "tsc -w",
         "build": "tsc",
         "clean": "shx rm -rf _bundles lib test_temp",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
@@ -23,7 +24,7 @@
     },
     "homepage": "https://github.com/0xProject/0x.js/packages/assert/README.md",
     "devDependencies": {
-        "@0xproject/tslint-config": "^0.4.5",
+        "@0xproject/tslint-config": "^0.4.7",
         "@types/lodash": "^4.14.86",
         "@types/mocha": "^2.2.42",
         "@types/valid-url": "^1.0.2",
@@ -34,11 +35,11 @@
         "npm-run-all": "^4.1.2",
         "shx": "^0.2.2",
         "tslint": "5.8.0",
-        "typescript": "~2.6.1"
+        "typescript": "2.7.1"
     },
     "dependencies": {
-        "@0xproject/json-schemas": "^0.7.6",
-        "@0xproject/utils": "^0.2.3",
+        "@0xproject/json-schemas": "^0.7.8",
+        "@0xproject/utils": "^0.3.0",
         "lodash": "^4.17.4",
         "valid-url": "^1.0.9"
     }

packages/chai-as-promised-typescript-typings/package.json

@@ -1,6 +1,6 @@
 {
     "name": "chai-as-promised-typescript-typings",
-    "version": "0.0.7",
+    "version": "0.0.8",
     "description": "Typescript type definitions for chai-as-promised",
     "main": "index.d.ts",
     "types": "index.d.ts",
@@ -9,7 +9,9 @@
         "url": "git+https://github.com/0xProject/0x.js.git"
     },
     "author": "Fabio Berger",
-    "contributors": ["Leonid Logvinov <logvinov.leon@gmail.com>"],
+    "contributors": [
+        "Leonid Logvinov <logvinov.leon@gmail.com>"
+    ],
     "license": "Apache-2.0",
     "bugs": {
         "url": "https://github.com/0xProject/0x.js/issues"

packages/connect/package.json

@@ -1,16 +1,22 @@
 {
     "name": "@0xproject/connect",
-    "version": "0.5.3",
+    "version": "0.5.5",
     "description": "A javascript library for interacting with the standard relayer api",
-    "keywords": ["connect", "0xproject", "ethereum", "tokens", "exchange"],
+    "keywords": [
+        "connect",
+        "0xproject",
+        "ethereum",
+        "tokens",
+        "exchange"
+    ],
     "main": "lib/src/index.js",
     "types": "lib/src/index.d.ts",
     "scripts": {
+        "build:watch": "tsc -w",
         "build": "tsc",
         "clean": "shx rm -rf _bundles lib test_temp",
         "docs:json": "typedoc --excludePrivate --excludeExternals --target ES5 --json $JSON_FILE_PATH $PROJECT_DIR",
-        "upload_docs_json":
-            "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
+        "upload_docs_json": "aws s3 cp generated_docs/index.json $S3_URL --profile 0xproject --grants read=uri=http://acs.amazonaws.com/groups/global/AllUsers --content-type application/json",
         "copy_test_fixtures": "copyfiles -u 2 './test/fixtures/**/*.json' ./lib/test/fixtures",
         "lint": "tslint --project . 'src/**/*.ts' 'test/**/*.ts'",
         "run_mocha": "mocha lib/test/**/*_test.js",
@@ -31,16 +37,16 @@
     },
     "homepage": "https://github.com/0xProject/0x.js/packages/connect/README.md",
     "dependencies": {
-        "@0xproject/assert": "^0.0.14",
-        "@0xproject/json-schemas": "^0.7.6",
-        "@0xproject/utils": "^0.2.3",
+        "@0xproject/assert": "^0.0.16",
+        "@0xproject/json-schemas": "^0.7.8",
+        "@0xproject/utils": "^0.3.0",
         "isomorphic-fetch": "^2.2.1",
         "lodash": "^4.17.4",
         "query-string": "^5.0.1",
         "websocket": "^1.0.25"
     },
     "devDependencies": {
-        "@0xproject/tslint-config": "^0.4.5",
+        "@0xproject/tslint-config": "^0.4.7",
         "@types/fetch-mock": "^5.12.1",
         "@types/lodash": "^4.14.86",
         "@types/mocha": "^2.2.42",
@@ -48,7 +54,7 @@
         "@types/websocket": "^0.0.34",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
-        "chai-as-promised-typescript-typings": "^0.0.7",
+        "chai-as-promised-typescript-typings": "^0.0.8",
         "chai-typescript-typings": "^0.0.2",
         "copyfiles": "^1.2.0",
         "dirty-chai": "^2.0.1",
@@ -58,7 +64,7 @@
         "shx": "^0.2.2",
         "tslint": "5.8.0",
         "typedoc": "~0.8.0",
-        "typescript": "~2.6.1",
-        "web3-typescript-typings": "^0.9.7"
+        "typescript": "2.7.1",
+        "web3-typescript-typings": "^0.9.9"
     }
 }

packages/contracts/README.md

@@ -38,6 +38,12 @@ yarn install
 yarn build
 ```
 
+or
+
+```bash
+yarn build:watch
+```
+
 ### Clean
 
 ```bash

packages/contracts/build/contracts/EtherToken.json

@@ -1,394 +0,0 @@
-{
-  "contract_name": "EtherToken",
-  "abi": [
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "name",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "amount",
-          "type": "uint256"
-        }
-      ],
-      "name": "withdraw",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "decimals",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint8"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "symbol",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [],
-      "name": "deposit",
-      "outputs": [],
-      "payable": true,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "payable": true,
-      "type": "fallback"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Approval",
-      "type": "event"
-    }
-  ],
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packages/contracts/build/contracts/MaliciousToken.json

@@ -1,227 +0,0 @@
-{
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packages/contracts/build/contracts/Migrations.json

@@ -1,72 +0,0 @@
-{
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-      "name": "last_completed_migration",
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packages/contracts/build/contracts/Mintable.json

@@ -1,189 +0,0 @@
-{
-  "contract_name": "Mintable",
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-      "inputs": [
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-          "name": "_from",
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-          "name": "_owner",
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-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Approval",
-      "type": "event"
-    }
-  ],
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-  "networks": {},
-  "schema_version": "0.0.5",
-  "updated_at": 1513088402049
-}

packages/contracts/build/contracts/Ownable.json

@@ -1,40 +0,0 @@
-{
-  "contract_name": "Ownable",
-  "abi": [
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "owner",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "newOwner",
-          "type": "address"
-        }
-      ],
-      "name": "transferOwnership",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "inputs": [],
-      "payable": false,
-      "type": "constructor"
-    }
-  ],
-  "unlinked_binary": "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",
-  "networks": {},
-  "schema_version": "0.0.5",
-  "updated_at": 1513088402049
-}

packages/contracts/build/contracts/SafeMath.json

@@ -1,8 +0,0 @@
-{
-  "contract_name": "SafeMath",
-  "abi": [],
-  "unlinked_binary": "0x60606040523415600b57fe5b5b60338060196000396000f30060606040525bfe00a165627a7a72305820becdc80300a4dbf834bb9ab115616eb459f82b51a9133d360eb1e6e5402072eb0029",
-  "networks": {},
-  "schema_version": "0.0.5",
-  "updated_at": 1513088402049
-}

packages/contracts/build/contracts/StandardToken.json

@@ -1,176 +0,0 @@
-{
-  "contract_name": "StandardToken",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Approval",
-      "type": "event"
-    }
-  ],
-  "unlinked_binary": "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",
-  "networks": {},
-  "schema_version": "0.0.5",
-  "updated_at": 1513088402049
-}

packages/contracts/build/contracts/Token.json

@@ -1,176 +0,0 @@
-{
-  "contract_name": "Token",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "supply",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "balance",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "success",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "remaining",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
-        },
-        {
-          "indexed": true,
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Approval",
-      "type": "event"
-    }
-  ],
-  "unlinked_binary": "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",
-  "networks": {},
-  "schema_version": "0.0.5",
-  "updated_at": 1513088402049
-}

packages/contracts/build/contracts/TokenTransferProxy.json

@@ -1,298 +0,0 @@
-{
-  "contract_name": "TokenTransferProxy",
-  "abi": [
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "token",
-          "type": "address"
-        },
-        {
-          "name": "from",
-          "type": "address"
-        },
-        {
-          "name": "to",
-          "type": "address"
-        },
-        {
-          "name": "value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "target",
-          "type": "address"
-        }
-      ],
-      "name": "addAuthorizedAddress",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "name": "authorities",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "target",
-          "type": "address"
-        }
-      ],
-      "name": "removeAuthorizedAddress",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "owner",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "",
-          "type": "address"
-        }
-      ],
-      "name": "authorized",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "getAuthorizedAddresses",
-      "outputs": [
-        {
-          "name": "",
-          "type": "address[]"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "newOwner",
-          "type": "address"
-        }
-      ],
-      "name": "transferOwnership",
-      "outputs": [],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
-        {
-          "indexed": true,
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-              "name": "caller",
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-              "name": "caller",
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-          "type": "event"
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-      "address": "0x8da0d80f5007ef1e431dd2127178d224e32c2ef4"
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-}

packages/contracts/build/contracts/ZRXToken.json

@@ -1,373 +0,0 @@
-{
-  "contract_name": "ZRXToken",
-  "abi": [
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "name",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_spender",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "approve",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "totalSupply",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_from",
-          "type": "address"
-        },
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transferFrom",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "decimals",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint8"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [
-        {
-          "name": "_owner",
-          "type": "address"
-        }
-      ],
-      "name": "balanceOf",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": true,
-      "inputs": [],
-      "name": "symbol",
-      "outputs": [
-        {
-          "name": "",
-          "type": "string"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
-      "constant": false,
-      "inputs": [
-        {
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "transfer",
-      "outputs": [
-        {
-          "name": "",
-          "type": "bool"
-        }
-      ],
-      "payable": false,
-      "type": "function"
-    },
-    {
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-          "type": "address"
-        },
-        {
-          "name": "_spender",
-          "type": "address"
-        }
-      ],
-      "name": "allowance",
-      "outputs": [
-        {
-          "name": "",
-          "type": "uint256"
-        }
-      ],
-      "payable": false,
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-    {
-      "inputs": [],
-      "payable": false,
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-      "inputs": [
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-          "name": "_from",
-          "type": "address"
-        },
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-          "indexed": true,
-          "name": "_to",
-          "type": "address"
-        },
-        {
-          "indexed": false,
-          "name": "_value",
-          "type": "uint256"
-        }
-      ],
-      "name": "Transfer",
-      "type": "event"
-    },
-    {
-      "anonymous": false,
-      "inputs": [
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-          "indexed": true,
-          "name": "_owner",
-          "type": "address"
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-        {
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-          "name": "_value",
-          "type": "uint256"
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-      "name": "Approval",
-      "type": "event"
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-  "networks": {
-    "1": {
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-              "indexed": true,
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-            {
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-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
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-          ],
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-        "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": {
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-          "inputs": [
-            {
-              "indexed": true,
-              "name": "_owner",
-              "type": "address"
-            },
-            {
-              "indexed": true,
-              "name": "_spender",
-              "type": "address"
-            },
-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
-            }
-          ],
-          "name": "Approval",
-          "type": "event"
-        }
-      },
-      "updated_at": 1502477311000,
-      "address": "0xe41d2489571d322189246dafa5ebde1f4699f498"
-    },
-    "42": {
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-      "events": {
-        "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": {
-          "anonymous": false,
-          "inputs": [
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-              "indexed": true,
-              "name": "_from",
-              "type": "address"
-            },
-            {
-              "indexed": true,
-              "name": "_to",
-              "type": "address"
-            },
-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
-            }
-          ],
-          "name": "Transfer",
-          "type": "event"
-        },
-        "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": {
-          "anonymous": false,
-          "inputs": [
-            {
-              "indexed": true,
-              "name": "_owner",
-              "type": "address"
-            },
-            {
-              "indexed": true,
-              "name": "_spender",
-              "type": "address"
-            },
-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
-            }
-          ],
-          "name": "Approval",
-          "type": "event"
-        }
-      },
-      "updated_at": 1502391794391,
-      "address": "0x6ff6c0ff1d68b964901f986d4c9fa3ac68346570"
-    },
-    "50": {
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-      "events": {
-        "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef": {
-          "anonymous": false,
-          "inputs": [
-            {
-              "indexed": true,
-              "name": "_from",
-              "type": "address"
-            },
-            {
-              "indexed": true,
-              "name": "_to",
-              "type": "address"
-            },
-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
-            }
-          ],
-          "name": "Transfer",
-          "type": "event"
-        },
-        "0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925": {
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-          "inputs": [
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-              "name": "_owner",
-              "type": "address"
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-            {
-              "indexed": true,
-              "name": "_spender",
-              "type": "address"
-            },
-            {
-              "indexed": false,
-              "name": "_value",
-              "type": "uint256"
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-          ],
-          "name": "Approval",
-          "type": "event"
-        }
-      },
-      "updated_at": 1513088404207
-    }
-  },
-  "schema_version": "0.0.5",
-  "updated_at": 1513088404207
-}

packages/contracts/contract_templates/contract.handlebars

@@ -0,0 +1,26 @@
+/**
+ * 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:async-suffix member-ordering no-consecutive-blank-lines
+// 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

packages/contracts/contract_templates/partials/call.handlebars

@@ -0,0 +1,10 @@
+public async {{this.name}}(
+{{> typed_params inputs=inputs}}
+    defaultBlock?: Web3.BlockParam,
+): Promise<{{> return_type outputs=outputs}}> {
+    const self = this as {{contractName}}Contract;
+    const result = await self._web3ContractInstance.{{this.name}}.call(
+        {{> params inputs=inputs}}
+    );
+    return result;
+}

packages/contracts/contract_templates/partials/params.handlebars

@@ -0,0 +1,3 @@
+{{#each inputs}}
+{{name}},
+{{/each}}

packages/contracts/contract_templates/partials/return_type.handlebars

@@ -0,0 +1,10 @@
+{{#if outputs.length}}
+{{#singleReturnValue}}
+{{#returnType outputs.0.type}}{{/returnType}}
+{{/singleReturnValue}}
+{{^singleReturnValue}}
+[{{#each outputs}}{{#returnType type}}{{/returnType}}{{#unless @last}}, {{/unless}}{{/each}}]
+{{/singleReturnValue}}
+{{else}}
+void
+{{/if}}

packages/contracts/contract_templates/partials/tx.handlebars

@@ -0,0 +1,36 @@
+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);
+        const txHash = await self._web3ContractInstance.{{this.name}}(
+            {{> params inputs=inputs}}
+            txDataWithDefaults,
+        );
+        return txHash;
+    },
+    async callAsync(
+    {{> typed_params inputs=inputs}}
+    {{#this.payable}}
+        txData: TxDataPayable = {},
+    {{/this.payable}}
+    {{^this.payable}}
+        txData: TxData = {},
+    {{/this.payable}}
+    ): Promise<{{> return_type outputs=outputs}}> {
+        const self = this as {{contractName}}Contract;
+        const txDataWithDefaults = await self._applyDefaultsToTxDataAsync(txData);
+        const returnValue = await self._web3ContractInstance.{{this.name}}.call(
+            {{> params inputs=inputs}}
+            txDataWithDefaults,
+        );
+        return returnValue;
+    },
+};

packages/contracts/contract_templates/partials/typed_params.handlebars

@@ -0,0 +1,3 @@
+{{#each inputs}}
+    {{name}}: {{#parameterType type}}{{/parameterType}},
+{{/each}}

packages/contracts/contracts/test/DummyToken_v2.sol

@@ -1,38 +0,0 @@
-pragma solidity 0.4.18;
-
-import "./Mintable_v2.sol";
-import "./../utils/Ownable_v2.sol";
-
-contract DummyToken_v2 is Mintable_v2, Ownable_v2 {
-    string public name;
-    string public symbol;
-    uint public decimals;
-
-    function DummyToken_v2(
-        string _name,
-        string _symbol,
-        uint _decimals,
-        uint _totalSupply)
-        public
-    {
-        name = _name;
-        symbol = _symbol;
-        decimals = _decimals;
-        totalSupply = _totalSupply;
-        balances[msg.sender] = _totalSupply;
-    }
-
-    function setBalance(address _target, uint _value) 
-        public
-        onlyOwner 
-    {
-        uint currBalance = balanceOf(_target);
-        if (_value < currBalance) {
-            totalSupply = safeSub(totalSupply, safeSub(currBalance, _value));
-        } else {
-            totalSupply = safeAdd(totalSupply, safeSub(_value, currBalance));
-        }
-        balances[_target] = _value;
-    }
-}
-

packages/contracts/contracts/test/Mintable_v2.sol

@@ -1,19 +0,0 @@
-pragma solidity 0.4.18;
-
-import "./../tokens/UnlimitedAllowanceToken_v2.sol";
-import "./../utils/SafeMath_v2.sol";
-
-/*
- * Mintable
- * Base contract that creates a mintable UnlimitedAllowanceToken
- */
-contract Mintable_v2 is UnlimitedAllowanceToken_v2, SafeMath_v2 {
-    function mint(uint _value) 
-        public
-    {
-        require(_value <= 100000000000000000000);
-        balances[msg.sender] = safeAdd(_value, balances[msg.sender]);
-        totalSupply = safeAdd(totalSupply, _value);
-    }
-}
-

packages/contracts/contracts/utils/SafeMath.sol

@@ -1,74 +0,0 @@
-pragma solidity ^0.4.11;
-
-contract SafeMath {
-    function safeMul(uint a, uint b)
-        internal
-        constant 
-        returns (uint256) 
-    {
-        uint c = a * b;
-        assert(a == 0 || c / a == b);
-        return c;
-    }
-
-    function safeDiv(uint a, uint b)
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        uint c = a / b;
-        return c;
-    }
-
-    function safeSub(uint a, uint b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        assert(b <= a);
-        return a - b;
-    }
-
-    function safeAdd(uint a, uint b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        uint c = a + b;
-        assert(c >= a);
-        return c;
-    }
-
-    function max64(uint64 a, uint64 b) 
-        internal 
-        constant 
-        returns (uint64) 
-    {
-        return a >= b ? a : b;
-    }
-
-    function min64(uint64 a, uint64 b) 
-        internal 
-        constant 
-        returns (uint64) 
-    {
-        return a < b ? a : b;
-    }
-
-    function max256(uint256 a, uint256 b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        return a >= b ? a : b;
-    }
-
-    function min256(uint256 a, uint256 b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        return a < b ? a : b;
-    }
-}
-

packages/contracts/package.json

@@ -1,22 +1,23 @@
 {
     "private": true,
     "name": "contracts",
-    "version": "2.1.7",
+    "version": "2.1.9",
     "description": "Smart contract components of 0x protocol",
     "main": "index.js",
     "directories": {
         "test": "test"
     },
     "scripts": {
-        "prebuild": "run-s clean copy_artifacts",
-        "copy_artifacts": "copyfiles './build/**/*' './deploy/solc/solc_bin/*' './deploy/test/fixtures/contracts/**/*' './deploy/test/fixtures/contracts/*' ./lib",
+        "build:watch": "tsc -w",
+        "prebuild": "run-s clean copy_artifacts generate_contract_wrappers",
+        "copy_artifacts": "copyfiles './src/artifacts/**/*' ./lib",
         "build": "tsc",
         "test": "run-s compile build run_mocha",
         "run_mocha": "mocha 'lib/test/**/*.js' --timeout 10000 --bail --exit",
-        "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",
+        "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 --contracts-dir src/contracts --artifacts-dir src/artifacts",
         "clean": "rm -rf ./lib",
+        "generate_contract_wrappers": "node ../abi-gen/lib/index.js --abis 'src/artifacts/@(DummyToken|TokenTransferProxy|Exchange|TokenRegistry|MultiSigWallet|MultiSigWalletWithTimeLock|MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress|TokenRegistry|ZRXToken).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"
@@ -32,9 +33,9 @@
     },
     "homepage": "https://github.com/0xProject/0x.js/packages/contracts/README.md",
     "devDependencies": {
-        "@0xproject/dev-utils": "^0.0.8",
-        "@0xproject/tslint-config": "^0.4.5",
-        "@0xproject/types": "^0.1.7",
+        "@0xproject/dev-utils": "^0.0.10",
+        "@0xproject/tslint-config": "^0.4.7",
+        "@0xproject/types": "^0.1.9",
         "@types/bluebird": "^3.5.3",
         "@types/lodash": "^4.14.86",
         "@types/node": "^8.0.53",
@@ -42,7 +43,7 @@
         "@types/yargs": "^10.0.0",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
-        "chai-as-promised-typescript-typings": "^0.0.7",
+        "chai-as-promised-typescript-typings": "^0.0.8",
         "chai-bignumber": "^2.0.1",
         "chai-typescript-typings": "^0.0.2",
         "copyfiles": "^1.2.0",
@@ -52,17 +53,17 @@
         "solc": "^0.4.18",
         "tslint": "5.8.0",
         "types-bn": "^0.0.1",
-        "types-ethereumjs-util": "0xproject/types-ethereumjs-util",
-        "typescript": "~2.6.1",
-        "web3-typescript-typings": "^0.9.7",
+        "types-ethereumjs-util": "0xProject/types-ethereumjs-util",
+        "typescript": "2.7.1",
+        "web3-typescript-typings": "^0.9.9",
         "yargs": "^10.0.3"
     },
     "dependencies": {
-        "0x.js": "^0.31.0",
-        "@0xproject/deployer": "^0.0.4",
-        "@0xproject/json-schemas": "^0.7.6",
-        "@0xproject/utils": "^0.2.3",
-        "@0xproject/web3-wrapper": "^0.1.8",
+        "0x.js": "^0.32.0",
+        "@0xproject/deployer": "^0.0.6",
+        "@0xproject/json-schemas": "^0.7.8",
+        "@0xproject/utils": "^0.3.0",
+        "@0xproject/web3-wrapper": "^0.1.10",
         "bluebird": "^3.5.0",
         "bn.js": "^4.11.8",
         "ethereumjs-abi": "^0.6.4",

packages/contracts/src/artifacts/ERC20Token.json

@@ -0,0 +1,188 @@
+{
+    "contract_name": "ERC20Token",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.18",
+            "keccak256": "0x31be5b5f8d7ae32e5ac282b8740cc7aa87cdc383cabafa02292ea6f38302efcc",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "totalSupply",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509619365
+        }
+    }
+}

packages/contracts/src/artifacts/ERC20Token_v1.json

@@ -0,0 +1,182 @@
+{
+    "contract_name": "ERC20Token_v1",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.11",
+            "keccak256": "0x3d710b436c430d6fe49f64b091555405360d76da6454b93faa8e213eea34a96d",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "totalSupply",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
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+            "updated_at": 1517509621756
+        }
+    }
+}

packages/contracts/src/artifacts/Ownable.json

@@ -0,0 +1,49 @@
+{
+    "contract_name": "Ownable",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.18",
+            "keccak256": "0x04e5204925913f5ff6b8193f4ab38eef9d53fc9a553f1a737924fc69db492a99",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "owner",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "address"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "newOwner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "transferOwnership",
+                    "outputs": [],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "inputs": [],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "constructor"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509621376
+        }
+    }
+}

packages/contracts/src/artifacts/Ownable_v1.json

@@ -0,0 +1,46 @@
+{
+    "contract_name": "Ownable_v1",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.11",
+            "keccak256": "0x82a6595d8d4c3c9cd44ef0fd8f77528195c35c8173970d2b119374f5d74332f4",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "owner",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "address"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "newOwner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "transferOwnership",
+                    "outputs": [],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "inputs": [],
+                    "payable": false,
+                    "type": "constructor"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517535966230
+        }
+    }
+}

packages/contracts/src/artifacts/SafeMath.json

@@ -0,0 +1,14 @@
+{
+    "contract_name": "SafeMath",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.18",
+            "keccak256": "0xb1d52f567a893c86f452bd80fbb6907d992046a31b35830bc779116d23fd5549",
+            "optimizer_enabled": 0,
+            "abi": [],
+            "unlinked_binary":
+                "0x60606040523415600e57600080fd5b603580601b6000396000f3006060604052600080fd00a165627a7a723058206526256c7c1e7d1d1b2df1caefcbd76717428d6237de37aacbb5097658456b720029",
+            "updated_at": 1517509621492
+        }
+    }
+}

packages/contracts/src/artifacts/SafeMath_v1.json

@@ -0,0 +1,14 @@
+{
+    "contract_name": "SafeMath_v1",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.11",
+            "keccak256": "0xd2c1f0518a23e63d5892f66e7b8d228c7486495b139a0f3b049f6ba7803c892d",
+            "optimizer_enabled": 0,
+            "abi": [],
+            "unlinked_binary":
+                "0x60606040523415600b57fe5b5b60338060196000396000f30060606040525bfe00a165627a7a72305820acbb91f6e4b200e929056917b84223c3fedbdeca5c35f7bf9292edf2a8ee4aa00029",
+            "updated_at": 1517509621851
+        }
+    }
+}

packages/contracts/src/artifacts/Token.json

@@ -0,0 +1,174 @@
+{
+    "contract_name": "Token",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.18",
+            "keccak256": "0xe43382be55ddb9c7a28567b4cc59e35072da198e6c49a90ff1396aa8399fd61e",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509619496
+        }
+    }
+}

packages/contracts/src/artifacts/Token_v1.json

@@ -0,0 +1,182 @@
+{
+    "contract_name": "Token_v1",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.11",
+            "keccak256": "0x35a82bc7bc0994caa97f8ea44660b9b5e796acfe72705b5ff7ed8f2a3c47ff37",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "success",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "totalSupply",
+                    "outputs": [
+                        {
+                            "name": "supply",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "success",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "balance",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "success",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "remaining",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509621946
+        }
+    }
+}

packages/contracts/src/artifacts/UnlimitedAllowanceToken.json

@@ -0,0 +1,188 @@
+{
+    "contract_name": "UnlimitedAllowanceToken",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.18",
+            "keccak256": "0xfc55032f0942ce4081a9f8c3eacfa0bddf61e1fb76593c8d6514adcb97a96690",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "totalSupply",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "nonpayable",
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "stateMutability": "view",
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509620184
+        }
+    }
+}

packages/contracts/src/artifacts/UnlimitedAllowanceToken_v1.json

@@ -0,0 +1,182 @@
+{
+    "contract_name": "UnlimitedAllowanceToken_v1",
+    "networks": {
+        "50": {
+            "solc_version": "0.4.11",
+            "keccak256": "0x3b548a72cde0786747f9bdf42901fcf51ec546ced40506335d28b0778e35d25a",
+            "optimizer_enabled": 0,
+            "abi": [
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "approve",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [],
+                    "name": "totalSupply",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transferFrom",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "balanceOf",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": false,
+                    "inputs": [
+                        {
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "transfer",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "bool"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "constant": true,
+                    "inputs": [
+                        {
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "name": "_spender",
+                            "type": "address"
+                        }
+                    ],
+                    "name": "allowance",
+                    "outputs": [
+                        {
+                            "name": "",
+                            "type": "uint256"
+                        }
+                    ],
+                    "payable": false,
+                    "type": "function"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_from",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_to",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Transfer",
+                    "type": "event"
+                },
+                {
+                    "anonymous": false,
+                    "inputs": [
+                        {
+                            "indexed": true,
+                            "name": "_owner",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": true,
+                            "name": "_spender",
+                            "type": "address"
+                        },
+                        {
+                            "indexed": false,
+                            "name": "_value",
+                            "type": "uint256"
+                        }
+                    ],
+                    "name": "Approval",
+                    "type": "event"
+                }
+            ],
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517509622346
+        }
+    }
+}

packages/contracts/src/contract_wrappers/generated/.gitignore

@@ -0,0 +1,8 @@
+dummy_token.ts
+exchange.ts
+multi_sig_wallet_with_time_lock_except_remove_authorized_address.ts
+multi_sig_wallet_with_time_lock.ts
+multi_sig_wallet.ts
+token_registry.ts
+token_transfer_proxy.ts
+zrx_token.ts

packages/contracts/src/contract_wrappers/generated/base_contract.ts

@@ -0,0 +1,35 @@
+import {TxData, TxDataPayable} from '@0xproject/types';
+import * as _ from 'lodash';
+import * as Web3 from 'web3';
+
+export class BaseContract {
+    public address: string;
+    protected _web3ContractInstance: Web3.ContractInstance;
+    protected _defaults: Partial<TxData>;
+    protected async _applyDefaultsToTxDataAsync<T extends TxData|TxDataPayable>(
+        txData: T,
+        estimateGasAsync?: (txData: T) => Promise<number>,
+    ): Promise<TxData> {
+        // Gas amount sourced with the following priorities:
+        // 1. Optional param passed in to public method call
+        // 2. Global config passed in at library instantiation
+        // 3. Gas estimate calculation + safety margin
+        const removeUndefinedProperties = _.pickBy;
+        const txDataWithDefaults = {
+            ...removeUndefinedProperties(this._defaults),
+            ...removeUndefinedProperties(txData as any),
+            // HACK: TS can't prove that T is spreadable.
+            // Awaiting https://github.com/Microsoft/TypeScript/pull/13288 to be merged
+        };
+        if (_.isUndefined(txDataWithDefaults.gas) && !_.isUndefined(estimateGasAsync)) {
+            const estimatedGas = await estimateGasAsync(txData);
+            txDataWithDefaults.gas = estimatedGas;
+        }
+        return txDataWithDefaults;
+    }
+    constructor(web3ContractInstance: Web3.ContractInstance, defaults?: Partial<TxData>) {
+        this.address = web3ContractInstance.address;
+        this._web3ContractInstance = web3ContractInstance;
+        this._defaults = defaults || {};
+    }
+}

packages/contracts/src/contracts/current/multisig/MultiSigWallet/MultiSigWallet.sol

@@ -1,4 +1,4 @@
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
 /// @title Multisignature wallet - Allows multiple parties to agree on transactions before execution.
 /// @author Stefan George - <stefan.george@consensys.net>

packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol

@@ -16,9 +16,9 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
-import "./MultiSigWallet.sol";
+import { MultiSigWallet } from "../MultiSigWallet/MultiSigWallet.sol";
 
 /// @title Multisignature wallet with time lock- Allows multiple parties to execute a transaction after a time lock has passed.
 /// @author Amir Bandeali - <amir@0xProject.com>
@@ -130,4 +130,3 @@ contract MultiSigWalletWithTimeLock is MultiSigWallet {
         ConfirmationTimeSet(transactionId, confirmationTime);
     }
 }
-

packages/contracts/src/contracts/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol

@@ -16,9 +16,9 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
-import "./MultiSigWalletWithTimeLock.sol";
+import { MultiSigWalletWithTimeLock } from "../MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol";
 
 contract MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress is MultiSigWalletWithTimeLock {
 
@@ -80,4 +80,3 @@ contract MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress is MultiSigWall
         return true;
     }
 }
-

packages/contracts/src/contracts/current/protocol/Exchange/Exchange.sol

@@ -16,11 +16,11 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.14;
 
-import "./TokenTransferProxy.sol";
-import "./tokens/Token.sol";
-import "./utils/SafeMath.sol";
+import { TokenTransferProxy } from "../TokenTransferProxy/TokenTransferProxy.sol";
+import { Token_v1 as Token } from "../../../previous/Token/Token_v1.sol";
+import { SafeMath_v1 as SafeMath } from "../../../previous/SafeMath/SafeMath_v1.sol";
 
 /// @title Exchange - Facilitates exchange of ERC20 tokens.
 /// @author Amir Bandeali - <amir@0xProject.com>, Will Warren - <will@0xProject.com>

packages/contracts/src/contracts/current/protocol/TokenRegistry/TokenRegistry.sol

@@ -18,7 +18,7 @@
 
 pragma solidity ^0.4.11;
 
-import "./utils/Ownable.sol";
+import { Ownable_v1 as Ownable } from "../../../previous/Ownable/Ownable_v1.sol";
 
 /// @title Token Registry - Stores metadata associated with ERC20 tokens. See ERC22 https://github.com/ethereum/EIPs/issues/22
 /// @author Amir Bandeali - <amir@0xProject.com>, Will Warren - <will@0xProject.com>
@@ -306,4 +306,3 @@ contract TokenRegistry is Ownable {
         return tokenAddresses;
     }
 }
-

packages/contracts/src/contracts/current/protocol/TokenTransferProxy/TokenTransferProxy.sol

@@ -18,8 +18,8 @@
 
 pragma solidity ^0.4.11;
 
-import "./tokens/Token.sol";
-import "./utils/Ownable.sol";
+import { Token_v1 as Token } from "../../../previous/Token/Token_v1.sol";
+import { Ownable_v1 as Ownable } from "../../../previous/Ownable/Ownable_v1.sol";
 
 /// @title TokenTransferProxy - Transfers tokens on behalf of contracts that have been approved via decentralized governance.
 /// @author Amir Bandeali - <amir@0xProject.com>, Will Warren - <will@0xProject.com>
@@ -113,4 +113,3 @@ contract TokenTransferProxy is Ownable {
         return authorities;
     }
 }
-

packages/contracts/src/contracts/current/test/DummyToken/DummyToken.sol

@@ -1,7 +1,7 @@
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.18;
 
-import "./Mintable.sol";
-import "./../utils/Ownable.sol";
+import { Mintable } from "../Mintable/Mintable.sol";
+import { Ownable } from "../../utils/Ownable/Ownable.sol";
 
 contract DummyToken is Mintable, Ownable {
     string public name;
@@ -13,6 +13,7 @@ contract DummyToken is Mintable, Ownable {
         string _symbol,
         uint _decimals,
         uint _totalSupply)
+        public
     {
         name = _name;
         symbol = _symbol;
@@ -22,7 +23,8 @@ contract DummyToken is Mintable, Ownable {
     }
 
     function setBalance(address _target, uint _value)
-        onlyOwner 
+        public
+        onlyOwner
     {
         uint currBalance = balanceOf(_target);
         if (_value < currBalance) {
@@ -33,4 +35,3 @@ contract DummyToken is Mintable, Ownable {
         balances[_target] = _value;
     }
 }
-

packages/contracts/src/contracts/current/test/MaliciousToken/MaliciousToken.sol

@@ -1,12 +1,12 @@
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.18;
 
-import "./../tokens/StandardToken.sol";
+import { ERC20Token } from "../../tokens/ERC20Token/ERC20Token.sol";
 
-contract MaliciousToken is StandardToken {
+contract MaliciousToken is ERC20Token {
     uint8 stateToUpdate = 1;  // Not null so that change only requires 5000 gas
 
-    function updateState() 
-        internal 
+    function updateState()
+        internal
     {
         stateToUpdate++;
     }
@@ -29,4 +29,3 @@ contract MaliciousToken is StandardToken {
         return allowed[_owner][_spender];
     }
 }
-

packages/contracts/src/contracts/current/test/Mintable/Mintable.sol

@@ -1,14 +1,14 @@
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.18;
 
-import "./../tokens/UnlimitedAllowanceToken.sol";
-import "./../utils/SafeMath.sol";
+import { UnlimitedAllowanceToken } from "../../tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol";
+import { SafeMath } from "../../utils/SafeMath/SafeMath.sol";
 
 /*
  * Mintable
  * Base contract that creates a mintable UnlimitedAllowanceToken
  */
 contract Mintable is UnlimitedAllowanceToken, SafeMath {
-    function mint(uint _value) 
+    function mint(uint _value)
         public
     {
         require(_value <= 100000000000000000000);
@@ -16,4 +16,3 @@ contract Mintable is UnlimitedAllowanceToken, SafeMath {
         totalSupply = safeAdd(totalSupply, _value);
     }
 }
-

packages/contracts/src/contracts/current/tokens/ERC20Token/ERC20Token.sol

@@ -1,14 +1,14 @@
-pragma solidity 0.4.18;
+pragma solidity ^0.4.18;
 
-import "./Token_v2.sol";
+import { Token } from "../Token/Token.sol";
 
-contract ERC20Token is Token_v2 {
+contract ERC20Token is Token {
 
     function transfer(address _to, uint _value)
         public
-        returns (bool) 
+        returns (bool)
     {
-        require(balances[msg.sender] >= _value && balances[_to] + _value >= balances[_to]); 
+        require(balances[msg.sender] >= _value && balances[_to] + _value >= balances[_to]);
         balances[msg.sender] -= _value;
         balances[_to] += _value;
         Transfer(msg.sender, _to, _value);
@@ -16,10 +16,10 @@ contract ERC20Token is Token_v2 {
     }
 
     function transferFrom(address _from, address _to, uint _value)
-        public 
-        returns (bool) 
+        public
+        returns (bool)
     {
-        require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value >= balances[_to]); 
+        require(balances[_from] >= _value && allowed[_from][msg.sender] >= _value && balances[_to] + _value >= balances[_to]);
         balances[_to] += _value;
         balances[_from] -= _value;
         allowed[_from][msg.sender] -= _value;
@@ -27,7 +27,7 @@ contract ERC20Token is Token_v2 {
         return true;
     }
 
-    function approve(address _spender, uint _value) 
+    function approve(address _spender, uint _value)
         public
         returns (bool)
     {
@@ -44,7 +44,7 @@ contract ERC20Token is Token_v2 {
         return balances[_owner];
     }
 
-    function allowance(address _owner, address _spender) 
+    function allowance(address _owner, address _spender)
         public
         view
         returns (uint)
@@ -56,4 +56,3 @@ contract ERC20Token is Token_v2 {
     mapping (address => mapping (address => uint)) allowed;
     uint public totalSupply;
 }
-

packages/contracts/src/contracts/current/tokens/Token/Token.sol

@@ -1,6 +1,6 @@
-pragma solidity 0.4.18;
+pragma solidity ^0.4.18;
 
-contract Token_v2 {
+contract Token {
 
     /// @notice send `_value` token to `_to` from `msg.sender`
     /// @param _to The address of the recipient
@@ -33,4 +33,3 @@ contract Token_v2 {
     event Transfer(address indexed _from, address indexed _to, uint _value);
     event Approval(address indexed _owner, address indexed _spender, uint _value);
 }
-

packages/contracts/src/contracts/current/tokens/UnlimitedAllowanceToken/UnlimitedAllowanceToken.sol

@@ -16,11 +16,11 @@
 
 */
 
-pragma solidity 0.4.18;
+pragma solidity ^0.4.18;
 
-import "./ERC20Token.sol";
+import { ERC20Token } from "../ERC20Token/ERC20Token.sol";
 
-contract UnlimitedAllowanceToken_v2 is ERC20Token {
+contract UnlimitedAllowanceToken is ERC20Token {
 
     uint constant MAX_UINT = 2**256 - 1;
 
@@ -30,11 +30,11 @@ contract UnlimitedAllowanceToken_v2 is ERC20Token {
     /// @param _value Amount to transfer.
     /// @return Success of transfer.
     function transferFrom(address _from, address _to, uint _value)
-        public 
-        returns (bool) 
+        public
+        returns (bool)
     {
         uint allowance = allowed[_from][msg.sender];
-        require(balances[_from] >= _value && allowance >= _value && balances[_to] + _value >= balances[_to]); 
+        require(balances[_from] >= _value && allowance >= _value && balances[_to] + _value >= balances[_to]);
         balances[_to] += _value;
         balances[_from] -= _value;
         if (allowance < MAX_UINT) {
@@ -44,4 +44,3 @@ contract UnlimitedAllowanceToken_v2 is ERC20Token {
         return true;
     }
 }
-

packages/contracts/src/contracts/current/tokens/ZRXToken/ZRXToken.sol

@@ -18,7 +18,7 @@
 
 pragma solidity ^0.4.11;
 
-import "./UnlimitedAllowanceToken.sol";
+import { UnlimitedAllowanceToken_v1 as UnlimitedAllowanceToken } from "../../../previous/UnlimitedAllowanceToken/UnlimitedAllowanceToken_v1.sol";
 
 contract ZRXToken is UnlimitedAllowanceToken {
 
@@ -31,4 +31,3 @@ contract ZRXToken is UnlimitedAllowanceToken {
         balances[msg.sender] = totalSupply;
     }
 }
-

packages/contracts/src/contracts/current/utils/Ownable/Ownable.sol

@@ -1,4 +1,4 @@
-pragma solidity 0.4.18;
+pragma solidity ^0.4.18;
 
 /*
  * Ownable
@@ -7,10 +7,10 @@ pragma solidity 0.4.18;
  * Provides onlyOwner modifier, which prevents function from running if it is called by anyone other than the owner.
  */
 
-contract Ownable_v2 {
+contract Ownable {
     address public owner;
 
-    function Ownable_v2()
+    function Ownable()
         public
     {
         owner = msg.sender;
@@ -23,11 +23,10 @@ contract Ownable_v2 {
 
     function transferOwnership(address newOwner)
         public
-        onlyOwner 
+        onlyOwner
     {
         if (newOwner != address(0)) {
             owner = newOwner;
         }
     }
 }
-

packages/contracts/src/contracts/current/utils/SafeMath/SafeMath.sol

@@ -1,6 +1,6 @@
-pragma solidity 0.4.18;
+pragma solidity ^0.4.18;
 
-contract SafeMath_v2 {
+contract SafeMath {
     function safeMul(uint a, uint b)
         internal
         pure
@@ -71,4 +71,3 @@ contract SafeMath_v2 {
         return a < b ? a : b;
     }
 }
-

packages/contracts/src/contracts/previous/ERC20Token/ERC20Token_v1.sol

@@ -1,8 +1,8 @@
 pragma solidity ^0.4.11;
 
-import "./Token.sol";
+import { Token_v1 as Token } from "../Token/Token_v1.sol";
 
-contract StandardToken is Token {
+contract ERC20Token_v1 is Token {
 
     function transfer(address _to, uint _value) returns (bool) {
         //Default assumes totalSupply can't be over max (2^256 - 1).
@@ -42,4 +42,3 @@ contract StandardToken is Token {
     mapping (address => mapping (address => uint)) allowed;
     uint public totalSupply;
 }
-

packages/contracts/src/contracts/previous/Ownable/Ownable_v1.sol

@@ -7,10 +7,10 @@ pragma solidity ^0.4.11;
  * Provides onlyOwner modifier, which prevents function from running if it is called by anyone other than the owner.
  */
 
-contract Ownable {
+contract Ownable_v1 {
     address public owner;
 
-    function Ownable() {
+    function Ownable_v1() {
         owner = msg.sender;
     }
 
@@ -25,4 +25,3 @@ contract Ownable {
         }
     }
 }
-

packages/contracts/src/contracts/previous/SafeMath/SafeMath_v1.sol

@@ -0,0 +1,73 @@
+pragma solidity ^0.4.11;
+
+contract SafeMath_v1 {
+    function safeMul(uint a, uint b)
+        internal
+        constant
+        returns (uint256)
+    {
+        uint c = a * b;
+        assert(a == 0 || c / a == b);
+        return c;
+    }
+
+    function safeDiv(uint a, uint b)
+        internal
+        constant
+        returns (uint256)
+    {
+        uint c = a / b;
+        return c;
+    }
+
+    function safeSub(uint a, uint b)
+        internal
+        constant
+        returns (uint256)
+    {
+        assert(b <= a);
+        return a - b;
+    }
+
+    function safeAdd(uint a, uint b)
+        internal
+        constant
+        returns (uint256)
+    {
+        uint c = a + b;
+        assert(c >= a);
+        return c;
+    }
+
+    function max64(uint64 a, uint64 b)
+        internal
+        constant
+        returns (uint64)
+    {
+        return a >= b ? a : b;
+    }
+
+    function min64(uint64 a, uint64 b)
+        internal
+        constant
+        returns (uint64)
+    {
+        return a < b ? a : b;
+    }
+
+    function max256(uint256 a, uint256 b)
+        internal
+        constant
+        returns (uint256)
+    {
+        return a >= b ? a : b;
+    }
+
+    function min256(uint256 a, uint256 b)
+        internal
+        constant
+        returns (uint256)
+    {
+        return a < b ? a : b;
+    }
+}