From b92ea8dc81d112d7e38cf9bbf049d52cd8c6a87e Mon Sep 17 00:00:00 2001
From: Connor Clark <cjamcl@google.com>
Date: Wed, 27 Apr 2022 12:39:16 -0700
Subject: [PATCH] deps(lodash): use individual lodash modules to reduce bundle
 size (#13914)

---
 lighthouse-cli/test/smokehouse/frontends/lib.js            | 4 +---
 lighthouse-cli/test/smokehouse/frontends/smokehouse-bin.js | 4 +---
 lighthouse-cli/test/smokehouse/report-assert.js            | 4 +---
 lighthouse-core/config/config-helpers.js                   | 2 +-
 lighthouse-core/fraggle-rock/gather/base-artifacts.js      | 4 ++--
 lighthouse-core/lib/arbitrary-equality-map.js              | 4 ++--
 lighthouse-core/runner.js                                  | 2 +-
 shared/localization/swap-locale.js                         | 3 ++-
 8 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/lighthouse-cli/test/smokehouse/frontends/lib.js b/lighthouse-cli/test/smokehouse/frontends/lib.js
index 67a523732e2c..a344aeb502d8 100644
--- a/lighthouse-cli/test/smokehouse/frontends/lib.js
+++ b/lighthouse-cli/test/smokehouse/frontends/lib.js
@@ -13,13 +13,11 @@
 
 /* eslint-disable no-console */
 
-import _ from 'lodash';
+import cloneDeep from 'lodash/cloneDeep.js';
 
 import smokeTests from '../core-tests.js';
 import {runSmokehouse, getShardedDefinitions} from '../smokehouse.js';
 
-const {cloneDeep} = _;
-
 /**
  * @param {Smokehouse.SmokehouseLibOptions} options
  */
diff --git a/lighthouse-cli/test/smokehouse/frontends/smokehouse-bin.js b/lighthouse-cli/test/smokehouse/frontends/smokehouse-bin.js
index 7c99745f1065..959b390a9630 100644
--- a/lighthouse-cli/test/smokehouse/frontends/smokehouse-bin.js
+++ b/lighthouse-cli/test/smokehouse/frontends/smokehouse-bin.js
@@ -17,7 +17,7 @@ import path from 'path';
 import fs from 'fs';
 import url from 'url';
 
-import _ from 'lodash';
+import cloneDeep from 'lodash/cloneDeep.js';
 import yargs from 'yargs';
 import * as yargsHelpers from 'yargs/helpers';
 import log from 'lighthouse-logger';
@@ -26,8 +26,6 @@ import {runSmokehouse, getShardedDefinitions} from '../smokehouse.js';
 import {updateTestDefnFormat} from './back-compat-util.js';
 import {LH_ROOT} from '../../../../root.js';
 
-const {cloneDeep} = _;
-
 const coreTestDefnsPath =
   path.join(LH_ROOT, 'lighthouse-cli/test/smokehouse/core-tests.js');
 
diff --git a/lighthouse-cli/test/smokehouse/report-assert.js b/lighthouse-cli/test/smokehouse/report-assert.js
index e429529a25e1..7f2c5233ede4 100644
--- a/lighthouse-cli/test/smokehouse/report-assert.js
+++ b/lighthouse-cli/test/smokehouse/report-assert.js
@@ -10,14 +10,12 @@
  * against the results actually collected from Lighthouse.
  */
 
-import _ from 'lodash';
+import cloneDeep from 'lodash/cloneDeep.js';
 import log from 'lighthouse-logger';
 
 import {LocalConsole} from './lib/local-console.js';
 import {chromiumVersionCheck} from './version-check.js';
 
-const {cloneDeep} = _;
-
 /**
  * @typedef Difference
  * @property {string} path
diff --git a/lighthouse-core/config/config-helpers.js b/lighthouse-core/config/config-helpers.js
index 2e49f663ad74..090ddb2b5253 100644
--- a/lighthouse-core/config/config-helpers.js
+++ b/lighthouse-core/config/config-helpers.js
@@ -6,7 +6,7 @@
 'use strict';
 
 const path = require('path');
-const {isEqual: isDeepEqual} = require('lodash');
+const isDeepEqual = require('lodash/isEqual.js');
 const constants = require('./constants.js');
 const Budget = require('./budget.js');
 const ConfigPlugin = require('./config-plugin.js');
diff --git a/lighthouse-core/fraggle-rock/gather/base-artifacts.js b/lighthouse-core/fraggle-rock/gather/base-artifacts.js
index 1f6dbd448320..9478e7f394b4 100644
--- a/lighthouse-core/fraggle-rock/gather/base-artifacts.js
+++ b/lighthouse-core/fraggle-rock/gather/base-artifacts.js
@@ -6,7 +6,7 @@
 'use strict';
 
 const log = require('lighthouse-logger');
-const {isEqual} = require('lodash');
+const isDeepEqual = require('lodash/isEqual.js');
 const {
   getBrowserVersion,
   getBenchmarkIndex,
@@ -58,7 +58,7 @@ function deduplicateWarnings(warnings) {
   const unique = [];
 
   for (const warning of warnings) {
-    if (unique.some(existing => isEqual(warning, existing))) continue;
+    if (unique.some(existing => isDeepEqual(warning, existing))) continue;
     unique.push(warning);
   }
 
diff --git a/lighthouse-core/lib/arbitrary-equality-map.js b/lighthouse-core/lib/arbitrary-equality-map.js
index 8b0c0514adc5..3386153ca2d5 100644
--- a/lighthouse-core/lib/arbitrary-equality-map.js
+++ b/lighthouse-core/lib/arbitrary-equality-map.js
@@ -5,7 +5,7 @@
  */
 'use strict';
 
-const {isEqual} = require('lodash');
+const isDeepEqual = require('lodash/isEqual.js');
 
 /**
  * @fileoverview This class is designed to allow maps with arbitrary equality functions.
@@ -74,7 +74,7 @@ class ArbitraryEqualityMap {
    * @return {boolean}
    */
   static deepEquals(objA, objB) {
-    return isEqual(objA, objB);
+    return isDeepEqual(objA, objB);
   }
 }
 
diff --git a/lighthouse-core/runner.js b/lighthouse-core/runner.js
index b062cda53932..c073a0029507 100644
--- a/lighthouse-core/runner.js
+++ b/lighthouse-core/runner.js
@@ -5,7 +5,7 @@
  */
 'use strict';
 
-const {isEqual: isDeepEqual} = require('lodash');
+const isDeepEqual = require('lodash/isEqual.js');
 const Driver = require('./gather/driver.js');
 const GatherRunner = require('./gather/gather-runner.js');
 const ReportScoring = require('./scoring.js');
diff --git a/shared/localization/swap-locale.js b/shared/localization/swap-locale.js
index e390075fcbd2..1a369d6c0f14 100644
--- a/shared/localization/swap-locale.js
+++ b/shared/localization/swap-locale.js
@@ -5,7 +5,8 @@
  */
 'use strict';
 
-const {set: _set, get: _get} = require('lodash');
+const _set = require('lodash/set.js');
+const _get = require('lodash/get.js');
 
 const format = require('./format.js');