From 42ac6580e09b2fb38dd868c7efab38327ec17b9e Mon Sep 17 00:00:00 2001
From: merceyz <merceyz@users.noreply.github.com>
Date: Thu, 28 May 2020 00:29:13 +0200
Subject: [PATCH 1/2] perf: only import used lodash methods

---
 packages/core/index.js                        | 4 +++-
 packages/core/lib/Paginator.js                | 4 +++-
 packages/core/lib/screen-manager.js           | 4 +++-
 packages/core/lib/utils.js                    | 4 +++-
 packages/inquirer/lib/objects/choice.js       | 7 ++++++-
 packages/inquirer/lib/objects/choices.js      | 7 ++++++-
 packages/inquirer/lib/prompts/base.js         | 7 +++++--
 packages/inquirer/lib/prompts/checkbox.js     | 6 +++++-
 packages/inquirer/lib/prompts/confirm.js      | 5 ++++-
 packages/inquirer/lib/prompts/expand.js       | 7 ++++++-
 packages/inquirer/lib/prompts/list.js         | 6 +++++-
 packages/inquirer/lib/prompts/rawlist.js      | 6 +++++-
 packages/inquirer/lib/ui/baseUI.js            | 5 ++++-
 packages/inquirer/lib/ui/bottom-bar.js        | 4 +++-
 packages/inquirer/lib/ui/prompt.js            | 8 +++++++-
 packages/inquirer/lib/utils/paginator.js      | 5 ++++-
 packages/inquirer/lib/utils/screen-manager.js | 5 ++++-
 packages/inquirer/lib/utils/utils.js          | 4 +++-
 18 files changed, 79 insertions(+), 19 deletions(-)

diff --git a/packages/core/index.js b/packages/core/index.js
index 8633d1cf8..7484eed64 100644
--- a/packages/core/index.js
+++ b/packages/core/index.js
@@ -1,4 +1,6 @@
-const _ = require('lodash');
+const _ = {
+  isFunction: require('lodash/isFunction')
+};
 const readline = require('readline');
 const chalk = require('chalk');
 const MuteStream = require('mute-stream');
diff --git a/packages/core/lib/Paginator.js b/packages/core/lib/Paginator.js
index 1c986b4e5..ac6e37bc2 100644
--- a/packages/core/lib/Paginator.js
+++ b/packages/core/lib/Paginator.js
@@ -1,6 +1,8 @@
 'use strict';
 
-const _ = require('lodash');
+const _ = {
+  flatten: require('lodash/flatten')
+};
 const chalk = require('chalk');
 const cliWidth = require('cli-width');
 const { breakLines } = require('./utils');
diff --git a/packages/core/lib/screen-manager.js b/packages/core/lib/screen-manager.js
index 65eeb12ec..5c3ce8df1 100644
--- a/packages/core/lib/screen-manager.js
+++ b/packages/core/lib/screen-manager.js
@@ -1,4 +1,6 @@
-const _ = require('lodash');
+const _ = {
+  last: require('lodash/last')
+};
 const cliWidth = require('cli-width');
 const stripAnsi = require('strip-ansi');
 const stringWidth = require('string-width');
diff --git a/packages/core/lib/utils.js b/packages/core/lib/utils.js
index 6805820b5..8fccbf151 100644
--- a/packages/core/lib/utils.js
+++ b/packages/core/lib/utils.js
@@ -1,4 +1,6 @@
-const _ = require('lodash');
+const _ = {
+  flatten: require('lodash/flatten')
+};
 
 /**
  * Force line returns at specific width. This function is ANSI code friendly and it'll
diff --git a/packages/inquirer/lib/objects/choice.js b/packages/inquirer/lib/objects/choice.js
index 1bc1acdcd..79abf87e5 100644
--- a/packages/inquirer/lib/objects/choice.js
+++ b/packages/inquirer/lib/objects/choice.js
@@ -1,5 +1,10 @@
 'use strict';
-var _ = require('lodash');
+var _ = {
+  isString: require('lodash/isString'),
+  isNumber: require('lodash/isNumber'),
+  extend: require('lodash/extend'),
+  isFunction: require('lodash/isFunction')
+};
 
 /**
  * Choice object
diff --git a/packages/inquirer/lib/objects/choices.js b/packages/inquirer/lib/objects/choices.js
index e3c16d05e..ba136483f 100644
--- a/packages/inquirer/lib/objects/choices.js
+++ b/packages/inquirer/lib/objects/choices.js
@@ -1,6 +1,11 @@
 'use strict';
 var assert = require('assert');
-var _ = require('lodash');
+var _ = {
+  isNumber: require('lodash/isNumber'),
+  filter: require('lodash/filter'),
+  map: require('lodash/map'),
+  find: require('lodash/find')
+};
 var Separator = require('./separator');
 var Choice = require('./choice');
 
diff --git a/packages/inquirer/lib/prompts/base.js b/packages/inquirer/lib/prompts/base.js
index 6a7b19d3f..34a0c2fa8 100644
--- a/packages/inquirer/lib/prompts/base.js
+++ b/packages/inquirer/lib/prompts/base.js
@@ -3,8 +3,11 @@
  * Base prompt implementation
  * Should be extended by prompt types.
  */
-
-var _ = require('lodash');
+var _ = {
+  assign: require('lodash/assign'),
+  defaults: require('lodash/defaults'),
+  clone: require('lodash/clone')
+};
 var chalk = require('chalk');
 var runAsync = require('run-async');
 var { filter, flatMap, share, take, takeUntil } = require('rxjs/operators');
diff --git a/packages/inquirer/lib/prompts/checkbox.js b/packages/inquirer/lib/prompts/checkbox.js
index 1fee1d2f3..f4edf2f71 100644
--- a/packages/inquirer/lib/prompts/checkbox.js
+++ b/packages/inquirer/lib/prompts/checkbox.js
@@ -3,7 +3,11 @@
  * `list` type prompt
  */
 
-var _ = require('lodash');
+var _ = {
+  isArray: require('lodash/isArray'),
+  map: require('lodash/map'),
+  isString: require('lodash/isString')
+};
 var chalk = require('chalk');
 var cliCursor = require('cli-cursor');
 var figures = require('figures');
diff --git a/packages/inquirer/lib/prompts/confirm.js b/packages/inquirer/lib/prompts/confirm.js
index 1ede6b895..31eb78f5f 100644
--- a/packages/inquirer/lib/prompts/confirm.js
+++ b/packages/inquirer/lib/prompts/confirm.js
@@ -3,7 +3,10 @@
  * `confirm` type prompt
  */
 
-var _ = require('lodash');
+var _ = {
+  extend: require('lodash/extend'),
+  isBoolean: require('lodash/isBoolean')
+};
 var chalk = require('chalk');
 var { take, takeUntil } = require('rxjs/operators');
 var Base = require('./base');
diff --git a/packages/inquirer/lib/prompts/expand.js b/packages/inquirer/lib/prompts/expand.js
index 5534a3906..b8940d8b2 100644
--- a/packages/inquirer/lib/prompts/expand.js
+++ b/packages/inquirer/lib/prompts/expand.js
@@ -3,7 +3,12 @@
  * `rawlist` type prompt
  */
 
-var _ = require('lodash');
+var _ = {
+  uniq: require('lodash/uniq'),
+  isString: require('lodash/isString'),
+  isNumber: require('lodash/isNumber'),
+  findIndex: require('lodash/findIndex')
+};
 var chalk = require('chalk');
 var { map, takeUntil } = require('rxjs/operators');
 var Base = require('./base');
diff --git a/packages/inquirer/lib/prompts/list.js b/packages/inquirer/lib/prompts/list.js
index 8e3c5a269..4f391ae79 100644
--- a/packages/inquirer/lib/prompts/list.js
+++ b/packages/inquirer/lib/prompts/list.js
@@ -3,7 +3,11 @@
  * `list` type prompt
  */
 
-var _ = require('lodash');
+var _ = {
+  isNumber: require('lodash/isNumber'),
+  findIndex: require('lodash/findIndex'),
+  isString: require('lodash/isString')
+};
 var chalk = require('chalk');
 var figures = require('figures');
 var cliCursor = require('cli-cursor');
diff --git a/packages/inquirer/lib/prompts/rawlist.js b/packages/inquirer/lib/prompts/rawlist.js
index 418114b52..22a7dd5fb 100644
--- a/packages/inquirer/lib/prompts/rawlist.js
+++ b/packages/inquirer/lib/prompts/rawlist.js
@@ -3,7 +3,11 @@
  * `rawlist` type prompt
  */
 
-var _ = require('lodash');
+var _ = {
+  extend: require('lodash/extend'),
+  isNumber: require('lodash/isNumber'),
+  findIndex: require('lodash/findIndex')
+};
 var chalk = require('chalk');
 var { map, takeUntil } = require('rxjs/operators');
 var Base = require('./base');
diff --git a/packages/inquirer/lib/ui/baseUI.js b/packages/inquirer/lib/ui/baseUI.js
index 45248eff5..3447f6497 100644
--- a/packages/inquirer/lib/ui/baseUI.js
+++ b/packages/inquirer/lib/ui/baseUI.js
@@ -1,5 +1,8 @@
 'use strict';
-var _ = require('lodash');
+var _ = {
+  extend: require('lodash/extend'),
+  omit: require('lodash/omit')
+};
 var MuteStream = require('mute-stream');
 var readline = require('readline');
 
diff --git a/packages/inquirer/lib/ui/bottom-bar.js b/packages/inquirer/lib/ui/bottom-bar.js
index b56d6d7ad..bed30c685 100644
--- a/packages/inquirer/lib/ui/bottom-bar.js
+++ b/packages/inquirer/lib/ui/bottom-bar.js
@@ -6,7 +6,9 @@
 var through = require('through');
 var Base = require('./baseUI');
 var rlUtils = require('../utils/readline');
-var _ = require('lodash');
+var _ = {
+  last: require('lodash/last')
+};
 
 class BottomBar extends Base {
   constructor(opt) {
diff --git a/packages/inquirer/lib/ui/prompt.js b/packages/inquirer/lib/ui/prompt.js
index 9735c999f..af641accf 100644
--- a/packages/inquirer/lib/ui/prompt.js
+++ b/packages/inquirer/lib/ui/prompt.js
@@ -1,5 +1,11 @@
 'use strict';
-var _ = require('lodash');
+var _ = {
+  isPlainObject: require('lodash/isPlainObject'),
+  clone: require('lodash/clone'),
+  isArray: require('lodash/isArray'),
+  set: require('lodash/set'),
+  isFunction: require('lodash/isFunction')
+};
 var { defer, empty, from, of } = require('rxjs');
 var { concatMap, filter, publish, reduce } = require('rxjs/operators');
 var runAsync = require('run-async');
diff --git a/packages/inquirer/lib/utils/paginator.js b/packages/inquirer/lib/utils/paginator.js
index 272d104a2..ac86b4199 100644
--- a/packages/inquirer/lib/utils/paginator.js
+++ b/packages/inquirer/lib/utils/paginator.js
@@ -1,6 +1,9 @@
 'use strict';
 
-var _ = require('lodash');
+var _ = {
+  sum: require('lodash/sum'),
+  flatten: require('lodash/flatten')
+};
 var chalk = require('chalk');
 
 /**
diff --git a/packages/inquirer/lib/utils/screen-manager.js b/packages/inquirer/lib/utils/screen-manager.js
index 6b8f66999..e839ce8ad 100644
--- a/packages/inquirer/lib/utils/screen-manager.js
+++ b/packages/inquirer/lib/utils/screen-manager.js
@@ -1,5 +1,8 @@
 'use strict';
-var _ = require('lodash');
+var _ = {
+  last: require('lodash/last'),
+  flatten: require('lodash/flatten')
+};
 var util = require('./readline');
 var cliWidth = require('cli-width');
 var stripAnsi = require('strip-ansi');
diff --git a/packages/inquirer/lib/utils/utils.js b/packages/inquirer/lib/utils/utils.js
index 942b35c02..9ca776f0d 100644
--- a/packages/inquirer/lib/utils/utils.js
+++ b/packages/inquirer/lib/utils/utils.js
@@ -1,5 +1,7 @@
 'use strict';
-var _ = require('lodash');
+var _ = {
+  isFunction: require('lodash/isFunction')
+};
 var { from, of } = require('rxjs');
 var runAsync = require('run-async');
 

From 2dfa7b5f0d5e15d2e58f14eb42238a3fce0eb1fe Mon Sep 17 00:00:00 2001
From: merceyz <merceyz@users.noreply.github.com>
Date: Thu, 28 May 2020 01:02:57 +0200
Subject: [PATCH 2/2] fix: add missing import

---
 packages/core/index.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/core/index.js b/packages/core/index.js
index 7484eed64..428ae2920 100644
--- a/packages/core/index.js
+++ b/packages/core/index.js
@@ -1,5 +1,6 @@
 const _ = {
-  isFunction: require('lodash/isFunction')
+  isFunction: require('lodash/isFunction'),
+  noop: require('lodash/noop')
 };
 const readline = require('readline');
 const chalk = require('chalk');