Include only used lodash functions

25 files changed, 128 insertions, 59 deletions

diff --git a/package.json b/package.json
index 852f3db6c..bd21db632 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,8 @@
   },
   "devDependencies": {
     "@types/jsonschema": "^1.1.1",
-    "@types/lodash": "^4.14.64",
+    "@types/lodash": "^4.14.77",
+    "@types/lodash-es": "^4.14.7",
     "@types/mocha": "^2.2.41",
     "@types/node": "^8.0.1",
     "@types/sinon": "^2.2.2",
@@ -100,7 +101,7 @@
     "ethereumjs-util": "^5.1.1",
     "find-versions": "^2.0.0",
     "js-sha3": "^0.6.1",
-    "lodash": "^4.17.4",
+    "lodash-es": "4.14.7",
     "publish-release": "^1.3.3",
     "uuid": "^3.1.0",
     "web3": "^0.20.0"
diff --git a/src/0x.ts b/src/0x.ts
index 9f955c807..93b710728 100644
--- a/src/0x.ts
+++ b/src/0x.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from './utils/lodash';
 import * as BigNumber from 'bignumber.js';
 import {SchemaValidator, schemas} from '0x-json-schemas';
 import {bigNumberConfigs} from './bignumber_config';
diff --git a/src/contract.ts b/src/contract.ts
index 1aacc65dc..5bf8150ac 100644
--- a/src/contract.ts
+++ b/src/contract.ts
@@ -1,5 +1,5 @@
 import * as Web3 from 'web3';
-import * as _ from 'lodash';
+import {_} from './utils/lodash';
 import promisify = require('es6-promisify');
 import {SchemaValidator, schemas} from '0x-json-schemas';
 import {AbiType} from './types';
diff --git a/src/contract_wrappers/contract_wrapper.ts b/src/contract_wrappers/contract_wrapper.ts
index 19dccc6f2..3b83f269f 100644
--- a/src/contract_wrappers/contract_wrapper.ts
+++ b/src/contract_wrappers/contract_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as Web3 from 'web3';
 import {BlockAndLogStreamer, Block} from 'ethereumjs-blockstream';
 import {Web3Wrapper} from '../web3_wrapper';
diff --git a/src/contract_wrappers/ether_token_wrapper.ts b/src/contract_wrappers/ether_token_wrapper.ts
index f15e766f0..ba694b408 100644
--- a/src/contract_wrappers/ether_token_wrapper.ts
+++ b/src/contract_wrappers/ether_token_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {Web3Wrapper} from '../web3_wrapper';
 import {ContractWrapper} from './contract_wrapper';
 import {TokenWrapper} from './token_wrapper';
diff --git a/src/contract_wrappers/exchange_wrapper.ts b/src/contract_wrappers/exchange_wrapper.ts
index bc0ac0634..739e1df3b 100644
--- a/src/contract_wrappers/exchange_wrapper.ts
+++ b/src/contract_wrappers/exchange_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as Web3 from 'web3';
 import * as BigNumber from 'bignumber.js';
 import {schemas} from '0x-json-schemas';
diff --git a/src/contract_wrappers/token_registry_wrapper.ts b/src/contract_wrappers/token_registry_wrapper.ts
index 2cc5a9aa0..3b03da2cf 100644
--- a/src/contract_wrappers/token_registry_wrapper.ts
+++ b/src/contract_wrappers/token_registry_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {Web3Wrapper} from '../web3_wrapper';
 import {assert} from '../utils/assert';
 import {Token, TokenRegistryContract, TokenMetadata} from '../types';
diff --git a/src/contract_wrappers/token_transfer_proxy_wrapper.ts b/src/contract_wrappers/token_transfer_proxy_wrapper.ts
index f81845af9..c7419acd6 100644
--- a/src/contract_wrappers/token_transfer_proxy_wrapper.ts
+++ b/src/contract_wrappers/token_transfer_proxy_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {Web3Wrapper} from '../web3_wrapper';
 import {ContractWrapper} from './contract_wrapper';
 import {artifacts} from '../artifacts';
diff --git a/src/contract_wrappers/token_wrapper.ts b/src/contract_wrappers/token_wrapper.ts
index 8dc4e61c5..3f38623aa 100644
--- a/src/contract_wrappers/token_wrapper.ts
+++ b/src/contract_wrappers/token_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as BigNumber from 'bignumber.js';
 import {schemas} from '0x-json-schemas';
 import {Web3Wrapper} from '../web3_wrapper';
diff --git a/src/utils/abi_decoder.ts b/src/utils/abi_decoder.ts
index a6c45bee7..7d0fa8b94 100644
--- a/src/utils/abi_decoder.ts
+++ b/src/utils/abi_decoder.ts
@@ -1,5 +1,5 @@
 import * as Web3 from 'web3';
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as BigNumber from 'bignumber.js';
 import {AbiType, DecodedLogArgs, LogWithDecodedArgs, RawLog, SolidityTypes, ContractEventArgs} from '../types';
 import * as SolidityCoder from 'web3/lib/solidity/coder';
diff --git a/src/utils/assert.ts b/src/utils/assert.ts
index 099f4490f..871553ccf 100644
--- a/src/utils/assert.ts
+++ b/src/utils/assert.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as BigNumber from 'bignumber.js';
 import * as Web3 from 'web3';
 import {Web3Wrapper} from '../web3_wrapper';
diff --git a/src/utils/decorators.ts b/src/utils/decorators.ts
index ec750b891..6e803d985 100644
--- a/src/utils/decorators.ts
+++ b/src/utils/decorators.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {constants} from './constants';
 import {AsyncMethod, ZeroExError} from '../types';
 
diff --git a/src/utils/exchange_transfer_simulator.ts b/src/utils/exchange_transfer_simulator.ts
index db12abd29..b85869351 100644
--- a/src/utils/exchange_transfer_simulator.ts
+++ b/src/utils/exchange_transfer_simulator.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {ExchangeContractErrs, TradeSide, TransferType} from '../types';
 import {TokenWrapper} from '../contract_wrappers/token_wrapper';
 
diff --git a/src/utils/filter_utils.ts b/src/utils/filter_utils.ts
index e09a95a6e..49dba0ed2 100644
--- a/src/utils/filter_utils.ts
+++ b/src/utils/filter_utils.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as Web3 from 'web3';
 import * as uuid from 'uuid/v4';
 import * as ethUtil from 'ethereumjs-util';
diff --git a/src/utils/interval_utils.ts b/src/utils/interval_utils.ts
index 62b79f2f5..66451800f 100644
--- a/src/utils/interval_utils.ts
+++ b/src/utils/interval_utils.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 
 export const intervalUtils = {
     setAsyncExcludingInterval(fn: () => Promise<void>, intervalMs: number) {
diff --git a/src/utils/lodash.ts b/src/utils/lodash.ts
new file mode 100644
index 000000000..67e4e5a9a
--- /dev/null
+++ b/src/utils/lodash.ts
@@ -0,0 +1,55 @@
+import assign from 'lodash-es/assign';
+import map from 'lodash-es/map';
+import values from 'lodash-es/values';
+import isUndefined from 'lodash-es/isUndefined';
+import isNull from 'lodash-es/isNull';
+import includes from 'lodash-es/includes';
+import each from 'lodash-es/each';
+import forEach from 'lodash-es/forEach';
+import filter from 'lodash-es/filter';
+import startsWith from 'lodash-es/startsWith';
+import padStart from 'lodash-es/padStart';
+import find from 'lodash-es/find';
+import zipWith from 'lodash-es/zipWith';
+import every from 'lodash-es/every';
+import isEmpty from 'lodash-es/isEmpty';
+import unzip from 'lodash-es/unzip';
+import pull from 'lodash-es/pull';
+import keys from 'lodash-es/keys';
+import uniq from 'lodash-es/uniq';
+import isArray from 'lodash-es/isArray';
+import isObject from 'lodash-es/isObject';
+import isString from 'lodash-es/isString';
+import isFinite from 'lodash-es/isFinite';
+import isNumber from 'lodash-es/isNumber';
+import isBoolean from 'lodash-es/isBoolean';
+import isFunction from 'lodash-es/isFunction';
+
+export const _ = {
+    assign,
+    map,
+    values,
+    isUndefined,
+    isNull,
+    includes,
+    each,
+    forEach,
+    filter,
+    startsWith,
+    padStart,
+    find,
+    zipWith,
+    every,
+    isEmpty,
+    unzip,
+    pull,
+    keys,
+    uniq,
+    isArray,
+    isObject,
+    isString,
+    isFinite,
+    isNumber,
+    isBoolean,
+    isFunction,
+};
diff --git a/src/utils/order_validation_utils.ts b/src/utils/order_validation_utils.ts
index 1d9aac884..12a24cdea 100644
--- a/src/utils/order_validation_utils.ts
+++ b/src/utils/order_validation_utils.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import {ExchangeContractErrs, SignedOrder, Order, ZeroExError, TradeSide, TransferType} from '../types';
 import {ZeroEx} from '../0x';
 import {TokenWrapper} from '../contract_wrappers/token_wrapper';
diff --git a/src/utils/utils.ts b/src/utils/utils.ts
index f2bf74860..2a02c448b 100644
--- a/src/utils/utils.ts
+++ b/src/utils/utils.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../utils/lodash';
 import * as ethABI from 'ethereumjs-abi';
 import * as ethUtil from 'ethereumjs-util';
 import {Order, SignedOrder, SolidityTypes} from '../types';
diff --git a/src/web3_wrapper.ts b/src/web3_wrapper.ts
index ff5d25d9c..521e20631 100644
--- a/src/web3_wrapper.ts
+++ b/src/web3_wrapper.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from './utils/lodash';
 import * as Web3 from 'web3';
 import * as BigNumber from 'bignumber.js';
 import promisify = require('es6-promisify');
diff --git a/test/0x.js_test.ts b/test/0x.js_test.ts
index dd5dd19b1..0c1d1a68d 100644
--- a/test/0x.js_test.ts
+++ b/test/0x.js_test.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../src/utils/lodash';
 import * as chai from 'chai';
 import {chaiSetup} from './utils/chai_setup';
 import 'mocha';
diff --git a/test/token_registry_wrapper_test.ts b/test/token_registry_wrapper_test.ts
index 6b5dd517e..b415ec1c6 100644
--- a/test/token_registry_wrapper_test.ts
+++ b/test/token_registry_wrapper_test.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../src/utils/lodash';
 import 'mocha';
 import * as chai from 'chai';
 import {SchemaValidator, schemas} from '0x-json-schemas';
diff --git a/test/utils/order_factory.ts b/test/utils/order_factory.ts
index fc4adebd9..30a6f376a 100644
--- a/test/utils/order_factory.ts
+++ b/test/utils/order_factory.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../../src/utils/lodash';
 import * as BigNumber from 'bignumber.js';
 import {ZeroEx, SignedOrder} from '../../src';
 
diff --git a/test/utils/token_utils.ts b/test/utils/token_utils.ts
index 51cb9411c..ab0682b32 100644
--- a/test/utils/token_utils.ts
+++ b/test/utils/token_utils.ts
@@ -1,4 +1,4 @@
-import * as _ from 'lodash';
+import {_} from '../../src/utils/lodash';
 import {Token, InternalZeroExError} from '../../src/types';
 
 const PROTOCOL_TOKEN_SYMBOL = 'ZRX';
diff --git a/webpack.config.js b/webpack.config.js
index 61a7e4196..caf45d31b 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,7 +1,6 @@
 /**
  * This is to generate the umd bundle only
  */
-const _ = require('lodash');
 const webpack = require('webpack');
 const path = require('path');
 const production = process.env.NODE_ENV === 'production';
@@ -10,7 +9,7 @@ let entry = {
     'index': './src/index.ts',
 };
 if (production) {
-    entry = _.assign({}, entry, {'index.min': './src/index.ts'});
+    entry = Object.assign({}, entry, {'index.min': './src/index.ts'});
 }
 
 module.exports = {
diff --git a/yarn.lock b/yarn.lock
index ab9b520f0..e7e407516 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,9 +2,9 @@
 # yarn lockfile v1
 
 
-"0x-json-schemas@^0.6.1":
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/0x-json-schemas/-/0x-json-schemas-0.6.1.tgz#ff1b09542422dd9292dd7618a7c5c21d41c99cbf"
+"0x-json-schemas@^0.6.3":
+  version "0.6.3"
+  resolved "https://registry.yarnpkg.com/0x-json-schemas/-/0x-json-schemas-0.6.3.tgz#976175de4b07f4597f97658b3c56720530eee282"
   dependencies:
     jsonschema "^1.2.0"
 
@@ -12,19 +12,19 @@
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/@types/bignumber.js/-/bignumber.js-4.0.2.tgz#22a16946c9faa9f2c9c0ad4c7c3734a3033320ae"
 
-"@types/fs-extra@^4.0.0":
+"@types/fs-extra@4.0.0":
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/@types/fs-extra/-/fs-extra-4.0.0.tgz#1dd742ad5c9bce308f7a52d02ebc01421bc9102f"
   dependencies:
     "@types/node" "*"
 
-"@types/handlebars@^4.0.31":
-  version "4.0.33"
-  resolved "https://registry.yarnpkg.com/@types/handlebars/-/handlebars-4.0.33.tgz#ee45696b067e4bdf15c3956710a4c36c17d8f8f0"
+"@types/handlebars@4.0.31":
+  version "4.0.31"
+  resolved "https://registry.yarnpkg.com/@types/handlebars/-/handlebars-4.0.31.tgz#a7fba66fafe42713aee88eeca8db91192efe6e72"
 
-"@types/highlight.js@^9.1.8":
-  version "9.1.9"
-  resolved "https://registry.yarnpkg.com/@types/highlight.js/-/highlight.js-9.1.9.tgz#ed6336955eaf233b75eb7923b9b1f373d045ef01"
+"@types/highlight.js@9.1.8":
+  version "9.1.8"
+  resolved "https://registry.yarnpkg.com/@types/highlight.js/-/highlight.js-9.1.8.tgz#d227f18bcb8f3f187e16965f2444859a04689758"
 
 "@types/jsonschema@^1.1.1":
   version "1.1.1"
@@ -32,15 +32,25 @@
   dependencies:
     jsonschema "*"
 
-"@types/lodash@^4.14.37", "@types/lodash@^4.14.64":
-  version "4.14.68"
-  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.68.tgz#754fbab68bd2bbb69547dc8ce7574f7012eed7f6"
+"@types/lodash-es@^4.14.7":
+  version "4.14.7"
+  resolved "https://registry.yarnpkg.com/@types/lodash-es/-/lodash-es-4.14.7.tgz#5eac6eff541ff352e5c818be326588230616c8f1"
+  dependencies:
+    "@types/lodash" "*"
+
+"@types/lodash@*", "@types/lodash@4.14.74":
+  version "4.14.74"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.74.tgz#ac3bd8db988e7f7038e5d22bd76a7ba13f876168"
+
+"@types/lodash@^4.14.77":
+  version "4.14.77"
+  resolved "https://registry.yarnpkg.com/@types/lodash/-/lodash-4.14.77.tgz#0bc699413e84d6ed5d927ca30ea0f0a890b42d75"
 
-"@types/marked@0.0.28":
-  version "0.0.28"
-  resolved "https://registry.yarnpkg.com/@types/marked/-/marked-0.0.28.tgz#44ba754e9fa51432583e8eb30a7c4dd249b52faa"
+"@types/marked@0.3.0":
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/@types/marked/-/marked-0.3.0.tgz#583c223dd33385a1dda01aaf77b0cd0411c4b524"
 
-"@types/minimatch@^2.0.29":
+"@types/minimatch@2.0.29":
   version "2.0.29"
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-2.0.29.tgz#5002e14f75e2d71e564281df0431c8c1b4a2a36a"
 
@@ -52,9 +62,9 @@
   version "8.0.9"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-8.0.9.tgz#19f44c3b6cb8a70d261d366f73650e3e3891ab2d"
 
-"@types/shelljs@^0.7.0":
-  version "0.7.2"
-  resolved "https://registry.yarnpkg.com/@types/shelljs/-/shelljs-0.7.2.tgz#c2bdb3fe80cd7a3da08750ca898ae44c589671f3"
+"@types/shelljs@0.7.0":
+  version "0.7.0"
+  resolved "https://registry.yarnpkg.com/@types/shelljs/-/shelljs-0.7.0.tgz#229c157c6bc1e67d6b990e6c5e18dbd2ff58cff0"
   dependencies:
     "@types/node" "*"
 
@@ -1688,9 +1698,9 @@ ethereumjs-block@^1.2.2:
     ethereumjs-util "^5.0.0"
     merkle-patricia-tree "^2.1.2"
 
-ethereumjs-blockstream@^2.0.6:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/ethereumjs-blockstream/-/ethereumjs-blockstream-2.0.6.tgz#12c37ad5ac138d1d0abd60e7f4fa4344739f7e8b"
+ethereumjs-blockstream@^2.0.7:
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/ethereumjs-blockstream/-/ethereumjs-blockstream-2.0.7.tgz#8e791d18d517f13e0ba928892dda545dc930936b"
   dependencies:
     immutable "3.8.1"
     source-map-support "0.4.14"
@@ -2864,6 +2874,10 @@ locate-path@^2.0.0:
     p-locate "^2.0.0"
     path-exists "^3.0.0"
 
+lodash-es@4.14.7:
+  version "4.14.2"
+  resolved "https://registry.yarnpkg.com/lodash-es/-/lodash-es-4.14.2.tgz#6a724b14f743dab068c1031d4d3d34fff8aa9ee0"
+
 lodash.assign@^4.0.3, lodash.assign@^4.0.6:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.assign/-/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
@@ -4728,17 +4742,17 @@ typedoc-default-themes@^0.5.0:
   version "0.5.0"
   resolved "https://registry.yarnpkg.com/typedoc-default-themes/-/typedoc-default-themes-0.5.0.tgz#6dc2433e78ed8bea8e887a3acde2f31785bd6227"
 
-typedoc@^0.8.0:
-  version "0.8.0"
-  resolved "https://registry.yarnpkg.com/typedoc/-/typedoc-0.8.0.tgz#d7172bc6a29964f451b7609c005beadadefe2361"
-  dependencies:
-    "@types/fs-extra" "^4.0.0"
-    "@types/handlebars" "^4.0.31"
-    "@types/highlight.js" "^9.1.8"
-    "@types/lodash" "^4.14.37"
-    "@types/marked" "0.0.28"
-    "@types/minimatch" "^2.0.29"
-    "@types/shelljs" "^0.7.0"
+typedoc@^0.9.0:
+  version "0.9.0"
+  resolved "https://registry.yarnpkg.com/typedoc/-/typedoc-0.9.0.tgz#159bff7c7784ce5b91d86f3e4cc8928e62040957"
+  dependencies:
+    "@types/fs-extra" "4.0.0"
+    "@types/handlebars" "4.0.31"
+    "@types/highlight.js" "9.1.8"
+    "@types/lodash" "4.14.74"
+    "@types/marked" "0.3.0"
+    "@types/minimatch" "2.0.29"
+    "@types/shelljs" "0.7.0"
     fs-extra "^4.0.0"
     handlebars "^4.0.6"
     highlight.js "^9.0.0"