From 68f2ba9f0c78b1a432422adf0cc1be70af6935a0 Mon Sep 17 00:00:00 2001
From: "Javed Khan (164328)" <javedkh@amdocs.com>
Date: Sun, 4 Oct 2020 15:20:12 +0530
Subject: [PATCH 1/5] adding landlocked property

---
 README.md                |  46 ++-
 data/data.json           | 588 ++++++++++++++++++++++++++-------------
 index.js                 |  15 +
 package-lock.json        |   2 +-
 spec/getCountriesSpec.js |  45 +++
 5 files changed, 498 insertions(+), 198 deletions(-)

diff --git a/README.md b/README.md
index 44f7af9..93f33da 100644
--- a/README.md
+++ b/README.md
@@ -205,7 +205,7 @@ This section contains nt to _contribute_ to open source? Try solving our issues
 ---
 
 - `getCountriesByFamousFor(famousThing)` <br>
-  This method returns an array of objects, each object containing **country**, **capital**, **currency**, **native_language**, **famouse_for**, **phone_code**, and **flag** sorted by the _famousThing_ passed as the parameter.<br>
+  This method returns an array of objects, each object containing **country**, **capital**, **currency**, **native_language**, **famous_for**, **phone_code**, and **flag** sorted by the _famousThing_ passed as the parameter.<br>
   Response for getCountriesByFamousFor('oil')
 
       	```javascript
@@ -266,6 +266,38 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       		},
       	];
       	```
+---
+
+- `getCountriesByLandLock(isLandLocked: boolean)` <br>
+  This method returns an array of objects, each object containing **country**, **capital**, **currency**, **native_language**, **famous_for**, **phone_code**, **flag**, **drive_direction** and **is_landlocked** sorted by the _isLandlocked property which is boolean_ passed as the parameter.<br>
+  Response for getCountriesByLandLock(true)
+
+      	```javascript
+      	[
+      		{
+				country: 'afghanistan',
+				capital: 'kabul',
+				currency: 'afghani',
+				native_language: ['dari persian', 'pashto'],
+				famous_for: 'rugs, taliban',
+				phone_code: '+93',
+				flag: 'https://flagpedia.net/data/flags/h80/af.png',
+				drive_direction: 'right',
+				is_landlocked: true
+  			},
+      		{
+      			country: 'andorra',
+      			capital: 'andorra la vella',
+      			currency: 'euro',
+      			native_language: ['catalan'],
+      			famous_for: 'tourism and tobacco',
+				phone_code: '+244',
+				flag: 'https://flagpedia.net/data/flags/h80/ad.png',
+				drive_direction: 'right',
+    			is_landlocked: true
+      		}
+      	];
+      	```
 
 # Example Use Cases
 
@@ -371,6 +403,18 @@ console.log(wcc.getCountriesByFamousFor("oil"));
 
 ---
 
+### Example #9
+
+> Get the details of all `countries` that are '_landlocked_'.
+
+```javascript
+const wcc = require("world-countries-capitals");
+
+console.log(wcc.getCountriesByLandLock(true));
+```
+
+---
+
 ## Demo
 
 In this [Vue.js demo](https://codesandbox.io/s/wcc-demo-tux1b), the package methods are used to search countries by a selected field (name, capital, language, famous for)
diff --git a/data/data.json b/data/data.json
index 26205bc..88d3a8a 100644
--- a/data/data.json
+++ b/data/data.json
@@ -7,7 +7,8 @@
     "famous_for": "rugs, taliban",
     "phone_code": "+93",
     "flag": "https://flagpedia.net/data/flags/h80/af.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "albania",
@@ -17,7 +18,8 @@
     "famous_for": "mother teresa",
     "phone_code": "+355",
     "flag": "https://flagpedia.net/data/flags/h80/al.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "algeria",
@@ -27,7 +29,8 @@
     "famous_for": "oil and gas reserves",
     "phone_code": "+213",
     "flag": "https://flagpedia.net/data/flags/h80/dz.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "andorra",
@@ -37,7 +40,8 @@
     "famous_for": "tourism and tobacco",
     "phone_code": "+376",
     "flag": "https://flagpedia.net/data/flags/h80/ad.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "angola",
@@ -47,7 +51,8 @@
     "famous_for": "oil",
     "phone_code": "+244",
     "flag": "https://flagpedia.net/data/flags/h80/ao.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "antigua & barbuda",
@@ -57,7 +62,8 @@
     "famous_for": "spectacular racing and rum",
     "phone_code": "+1-268",
     "flag": "https://flagpedia.net/data/flags/h80/ag.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "argentina",
@@ -67,7 +73,8 @@
     "famous_for": "Football",
     "phone_code": "+54",
     "flag": "https://flagpedia.net/data/flags/h80/ar.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "armenia",
@@ -77,7 +84,8 @@
     "famous_for": "genocide and kim kardashian",
     "phone_code": "+374",
     "flag": "https://flagpedia.net/data/flags/h80/am.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "australia",
@@ -87,7 +95,8 @@
     "famous_for": "koalas and kangaroos",
     "phone_code": "+61",
     "flag": "https://flagpedia.net/data/flags/h80/au.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "austria",
@@ -97,7 +106,8 @@
     "famous_for": "hitler, mozart, redbull, franz ferdinand and arnold schwarzenegger",
     "phone_code": "+43",
     "flag": "https://flagpedia.net/data/flags/h80/at.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "azerbaijan",
@@ -107,7 +117,8 @@
     "famous_for": "burning mountain",
     "phone_code": "+994",
     "flag": "https://flagpedia.net/data/flags/h80/az.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "the bahamas",
@@ -117,7 +128,8 @@
     "famous_for": "scenic beauty and year-round tropical weather",
     "phone_code": "+1-242",
     "flag": "https://flagpedia.net/data/flags/h80/bs.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "bahrain",
@@ -127,7 +139,8 @@
     "famous_for": "oil, pearls and world heritage sites",
     "phone_code": "+973",
     "flag": "https://flagpedia.net/data/flags/h80/bh.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "bangladesh",
@@ -137,7 +150,8 @@
     "famous_for": "cox's bazar sea",
     "phone_code": "+880",
     "flag": "https://flagpedia.net/data/flags/h80/bd.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "barbados",
@@ -147,7 +161,8 @@
     "famous_for": "flying fish",
     "phone_code": "+1-246",
     "flag": "https://flagpedia.net/data/flags/h80/bb.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "belarus",
@@ -157,7 +172,8 @@
     "famous_for": "Variety of sweets",
     "phone_code": "+375",
     "flag": "https://flagpedia.net/data/flags/h80/by.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "belgium",
@@ -167,7 +183,8 @@
     "famous_for": "chocolates, waffles, fries and beer",
     "phone_code": "+32",
     "flag": "https://flagpedia.net/data/flags/h80/be.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "belize",
@@ -177,7 +194,8 @@
     "famous_for": "scuba diving sites",
     "phone_code": "+501",
     "flag": "https://flagpedia.net/data/flags/h80/bz.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "benin",
@@ -187,7 +205,8 @@
     "famous_for": "bronzes - brass work",
     "phone_code": "+229",
     "flag": "https://flagpedia.net/data/flags/h80/bj.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "bhutan",
@@ -197,7 +216,8 @@
     "famous_for": "natural beauty, forest conservation, great culture and heritage",
     "phone_code": "+975",
     "flag": "https://flagpedia.net/data/flags/h80/bt.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": true
   },
   {
     "country": "bolivia",
@@ -207,7 +227,8 @@
     "famous_for": "salar de uyuni",
     "phone_code": "+591",
     "flag": "https://flagpedia.net/data/flags/h80/bo.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "bosnia and herzegovina",
@@ -217,7 +238,8 @@
     "famous_for": "natural environment and cultural heritage",
     "phone_code": "+387",
     "flag": "https://flagpedia.net/data/flags/h80/ba.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "botswana",
@@ -227,7 +249,8 @@
     "famous_for": "safari destinations",
     "phone_code": "+267",
     "flag": "https://flagpedia.net/data/flags/h80/bw.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": true
   },
   {
     "country": "brazil",
@@ -237,7 +260,8 @@
     "famous_for": "soccer and football",
     "phone_code": "+55",
     "flag": "https://flagpedia.net/data/flags/h80/br.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "brunei",
@@ -247,7 +271,8 @@
     "famous_for": "gorgeous mosques and islamic architecture",
     "phone_code": "+673",
     "flag": "https://flagpedia.net/data/flags/h80/bn.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "bulgaria",
@@ -257,7 +282,8 @@
     "famous_for": "lavender oil and the rose valley",
     "phone_code": "+359",
     "flag": "https://flagpedia.net/data/flags/h80/bg.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "burkina faso",
@@ -267,7 +293,8 @@
     "famous_for": "african art and culture",
     "phone_code": "+226",
     "flag": "https://flagpedia.net/data/flags/h80/bf.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "burundi",
@@ -277,7 +304,8 @@
     "famous_for": "wildlife and greenery",
     "phone_code": "+257",
     "flag": "https://flagpedia.net/data/flags/h80/bi.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "cambodia",
@@ -287,7 +315,8 @@
     "famous_for": "angkor wat hindu temple",
     "phone_code": "+855",
     "flag": "https://flagpedia.net/data/flags/h80/kh.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "cameroon",
@@ -297,7 +326,8 @@
     "famous_for": "coffee, cocoa, cotton and oilseeds",
     "phone_code": "+237",
     "flag": "https://flagpedia.net/data/flags/h80/cm.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "canada",
@@ -307,7 +337,8 @@
     "famous_for": "mapple syrup, mapple trees, politeness and hockey",
     "phone_code": "+1",
     "flag": "https://flagpedia.net/data/flags/h80/ca.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "cape verde",
@@ -317,7 +348,8 @@
     "famous_for": "warm tropical climate, volcanic islands, wonderful musicians",
     "phone_code": "+238",
     "flag": "https://flagpedia.net/data/flags/h80/cv.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "central african republic",
@@ -327,7 +359,8 @@
     "famous_for": "diamonds, gold, oil and uranium",
     "phone_code": "+236",
     "flag": "https://flagpedia.net/data/flags/h80/cf.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "chad",
@@ -337,7 +370,8 @@
     "famous_for": "chad lake",
     "phone_code": "+235",
     "flag": "https://flagpedia.net/data/flags/h80/td.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "chile",
@@ -347,7 +381,8 @@
     "famous_for": "country of poets",
     "phone_code": "+56",
     "flag": "https://flagpedia.net/data/flags/h80/cl.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "china",
@@ -357,7 +392,8 @@
     "famous_for": "kung fu, spitting habit, panda, cheap electronics",
     "phone_code": "+86",
     "flag": "https://flagpedia.net/data/flags/h80/cn.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "colombia",
@@ -367,7 +403,8 @@
     "famous_for": "mines of muzo, chivor and coscuez",
     "phone_code": "+57",
     "flag": "https://flagpedia.net/data/flags/h80/co.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "comoros",
@@ -377,7 +414,8 @@
     "famous_for": "fragrant plant life and scenic beauty",
     "phone_code": "+269",
     "flag": "https://flagpedia.net/data/flags/h80/km.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "democratic republic of the congo",
@@ -387,7 +425,8 @@
     "famous_for": "diamonds, cobalt and copper",
     "phone_code": "+243",
     "flag": "https://flagpedia.net/data/flags/h80/dr.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "republic of the congo (congo-brazzaville)",
@@ -397,7 +436,8 @@
     "famous_for": "natural resources",
     "phone_code": "+242",
     "flag": "https://flagpedia.net/data/flags/h80/cg.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "costa rica",
@@ -407,7 +447,8 @@
     "famous_for": "coffee beans",
     "phone_code": "+506",
     "flag": "https://flagpedia.net/data/flags/h80/cr.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "cote d'ivoire (ivory coast)",
@@ -417,7 +458,8 @@
     "famous_for": "religious and ethnic harmony",
     "phone_code": "+225",
     "flag": "https://flagpedia.net/data/flags/h80/ci.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "croatia",
@@ -427,7 +469,8 @@
     "famous_for": "game of thrones, stunning natural beauty and 6000km long coast",
     "phone_code": "+385",
     "flag": "https://flagpedia.net/data/flags/h80/hr.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "cuba",
@@ -437,7 +480,8 @@
     "famous_for": "beaches, rum, cigars, fascinating architecture",
     "phone_code": "+53",
     "flag": "https://flagpedia.net/data/flags/h80/cu.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "cyprus",
@@ -447,7 +491,8 @@
     "famous_for": "incredible scenery and history",
     "phone_code": "+357",
     "flag": "https://flagpedia.net/data/flags/h80/cy.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "czechia",
@@ -457,7 +502,8 @@
     "famous_for": "museums, puppetry, marionette exhibitions and folk festivals",
     "phone_code": "+420",
     "flag": "https://flagpedia.net/data/flags/h80/cz.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "denmark",
@@ -467,7 +513,8 @@
     "famous_for": "pig meat, healthcare, pastries and cuisine",
     "phone_code": "+45",
     "flag": "https://flagpedia.net/data/flags/h80/dk.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "djibouti",
@@ -477,7 +524,8 @@
     "famous_for": "amazing landscapes, limestone vents and flamingos",
     "phone_code": "+253",
     "flag": "https://flagpedia.net/data/flags/h80/dj.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "dominica",
@@ -487,7 +535,8 @@
     "famous_for": "boiling lake",
     "phone_code": "+1-767",
     "flag": "https://flagpedia.net/data/flags/h80/dm.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "dominican republic",
@@ -497,7 +546,8 @@
     "famous_for": "blue ocean water, white-sand beaches and beautiful resorts",
     "phone_code": "+1-809, +1-829, +1-849",
     "flag": "https://flagpedia.net/data/flags/h80/do.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "east timor (timor-leste)",
@@ -507,7 +557,8 @@
     "famous_for": "rich culture and beautiful beaches",
     "phone_code": "+670",
     "flag": "https://flagpedia.net/data/flags/h80/tl.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": false
   },
   {
     "country": "ecuador",
@@ -517,7 +568,8 @@
     "famous_for": "home to galapagos islands",
     "phone_code": "+593",
     "flag": "https://flagpedia.net/data/flags/h80/ec.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "egypt",
@@ -527,7 +579,8 @@
     "famous_for": "pyramids, sphinx, ai aqsa university and mummies",
     "phone_code": "+20",
     "flag": "https://flagpedia.net/data/flags/h80/eg.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "el salvador",
@@ -537,7 +590,8 @@
     "famous_for": "land of volcanoes",
     "phone_code": "+503",
     "flag": "https://flagpedia.net/data/flags/h80/sv.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "equitorial guinea",
@@ -547,7 +601,8 @@
     "famous_for": "spanish speaking country in africa",
     "phone_code": "+240",
     "flag": "https://flagpedia.net/data/flags/h80/gq.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "eritrea",
@@ -557,7 +612,8 @@
     "famous_for": "coastal location in history and culture",
     "phone_code": "+291",
     "flag": "https://flagpedia.net/data/flags/h80/er.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "estonia",
@@ -567,7 +623,8 @@
     "famous_for": "medieval architecture",
     "phone_code": "+372",
     "flag": "https://flagpedia.net/data/flags/h80/ee.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "ethiopia",
@@ -577,7 +634,8 @@
     "famous_for": "cradle of mankind",
     "phone_code": "+251",
     "flag": "https://flagpedia.net/data/flags/h80/et.png",
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@@ -587,7 +645,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/fj.png",
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@@ -597,7 +656,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/fi.png",
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@@ -607,7 +667,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/fr.png",
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@@ -617,7 +678,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ga.png",
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@@ -627,7 +689,8 @@
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@@ -637,7 +700,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ge.png",
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@@ -647,7 +711,8 @@
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@@ -657,7 +722,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gh.png",
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@@ -667,7 +733,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gr.png",
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@@ -677,7 +744,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gd.png",
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@@ -687,7 +755,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gt.png",
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@@ -697,7 +766,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gn.png",
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@@ -707,7 +777,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gw.png",
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@@ -717,7 +788,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gy.png",
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@@ -727,7 +799,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ht.png",
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@@ -737,7 +810,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/hn.png",
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@@ -747,7 +821,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/hu.png",
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@@ -757,7 +832,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/is.png",
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@@ -767,7 +843,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/in.png",
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@@ -777,7 +854,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/id.png",
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@@ -787,7 +865,8 @@
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@@ -797,7 +876,8 @@
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@@ -807,7 +887,8 @@
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@@ -817,7 +898,8 @@
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@@ -827,7 +909,8 @@
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@@ -837,7 +920,8 @@
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@@ -847,7 +931,8 @@
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@@ -857,7 +942,8 @@
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@@ -867,7 +953,8 @@
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@@ -877,7 +964,8 @@
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@@ -887,7 +975,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ki.png",
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@@ -897,7 +986,8 @@
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@@ -907,7 +997,8 @@
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@@ -917,7 +1008,8 @@
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@@ -927,7 +1019,8 @@
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@@ -937,7 +1030,8 @@
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@@ -947,7 +1041,8 @@
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@@ -957,7 +1052,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/lv.png",
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@@ -967,7 +1063,8 @@
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@@ -977,7 +1074,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ls.png",
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@@ -987,7 +1085,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/lr.png",
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@@ -997,7 +1096,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ly.png",
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@@ -1007,7 +1107,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/li.png",
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@@ -1017,7 +1118,8 @@
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@@ -1027,7 +1129,8 @@
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@@ -1037,7 +1140,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mk.png",
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@@ -1047,7 +1151,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mg.png",
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@@ -1057,7 +1162,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mw.png",
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@@ -1067,7 +1173,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/my.png",
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@@ -1077,7 +1184,8 @@
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@@ -1087,7 +1195,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ml.png",
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@@ -1097,7 +1206,8 @@
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@@ -1107,7 +1217,8 @@
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@@ -1117,7 +1228,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mr.png",
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@@ -1127,7 +1239,8 @@
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@@ -1137,7 +1250,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mx.png",
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@@ -1147,7 +1261,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/fm.png",
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@@ -1157,7 +1272,8 @@
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@@ -1167,7 +1283,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mc.png",
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@@ -1177,7 +1294,8 @@
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@@ -1187,7 +1305,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/me.png",
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@@ -1197,7 +1316,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ma.png",
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@@ -1207,7 +1327,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mz.png",
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@@ -1217,7 +1338,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/mm.png",
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@@ -1227,7 +1349,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/na.png",
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@@ -1237,7 +1360,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/nr.png",
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@@ -1247,7 +1371,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/np.png",
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@@ -1257,7 +1382,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/nl.png",
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@@ -1267,7 +1393,8 @@
     "famous_for": "national rugby team",
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     "flag": "https://flagpedia.net/data/flags/h80/nz.png",
-    "drive_direction": "left"
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@@ -1277,7 +1404,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ni.png",
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@@ -1287,7 +1415,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ne.png",
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@@ -1297,7 +1426,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ng.png",
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@@ -1307,7 +1437,8 @@
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     "phone_code": "+47",
     "flag": "https://flagpedia.net/data/flags/h80/no.png",
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@@ -1317,7 +1448,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/om.png",
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@@ -1327,7 +1459,8 @@
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     "phone_code": "+92",
     "flag": "https://flagpedia.net/data/flags/h80/pk.png",
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@@ -1337,7 +1470,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pw.png",
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@@ -1347,7 +1481,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pa.png",
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@@ -1357,7 +1492,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pg.png",
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@@ -1367,7 +1503,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/py.png",
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@@ -1377,7 +1514,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pe.png",
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@@ -1387,7 +1525,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ph.png",
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@@ -1397,7 +1536,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pl.png",
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@@ -1407,7 +1547,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/pt.png",
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@@ -1417,7 +1558,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/qa.png",
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@@ -1427,7 +1569,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ro.png",
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@@ -1437,7 +1580,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ru.png",
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@@ -1447,7 +1591,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/rw.png",
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@@ -1457,7 +1602,8 @@
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@@ -1467,7 +1613,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/lc.png",
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@@ -1477,7 +1624,8 @@
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@@ -1487,7 +1635,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ws.png",
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@@ -1497,7 +1646,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/sm.png",
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@@ -1507,7 +1657,8 @@
     "famous_for": "cocoa production",
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     "flag": "https://flagpedia.net/data/flags/h80/st.png",
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@@ -1517,7 +1668,8 @@
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     "phone_code": "+966",
     "flag": "https://flagpedia.net/data/flags/h80/sa.png",
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@@ -1527,7 +1679,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/sn.png",
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@@ -1537,7 +1690,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/rs.png",
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@@ -1547,7 +1701,8 @@
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     "phone_code": "+248",
     "flag": "https://flagpedia.net/data/flags/h80/sc.png",
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@@ -1557,7 +1712,8 @@
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     "phone_code": "+232",
     "flag": "https://flagpedia.net/data/flags/h80/sl.png",
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@@ -1567,7 +1723,8 @@
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     "phone_code": "+65",
     "flag": "https://flagpedia.net/data/flags/h80/sg.png",
-    "drive_direction": "left"
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@@ -1577,7 +1734,8 @@
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     "phone_code": "+421",
     "flag": "https://flagpedia.net/data/flags/h80/sk.png",
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@@ -1587,7 +1745,8 @@
     "famous_for": "caves",
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     "flag": "https://flagpedia.net/data/flags/h80/si.png",
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@@ -1597,7 +1756,8 @@
     "famous_for": "world war 2",
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     "flag": "https://flagpedia.net/data/flags/h80/sb.png",
-    "drive_direction": "right"
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@@ -1607,7 +1767,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/so.png",
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@@ -1617,7 +1778,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/za.png",
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@@ -1627,7 +1789,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ss.png",
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@@ -1637,7 +1800,8 @@
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     "phone_code": "+34",
     "flag": "https://flagpedia.net/data/flags/h80/es.png",
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@@ -1647,7 +1811,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/lk.png",
-    "drive_direction": "left"
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@@ -1657,7 +1822,8 @@
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     "phone_code": "+249",
     "flag": "https://flagpedia.net/data/flags/h80/sd.png",
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@@ -1667,7 +1833,8 @@
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     "phone_code": "+597",
     "flag": "https://flagpedia.net/data/flags/h80/sr.png",
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@@ -1677,7 +1844,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/sz.png",
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@@ -1687,7 +1855,8 @@
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     "phone_code": "+46",
     "flag": "https://flagpedia.net/data/flags/h80/se.png",
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@@ -1696,7 +1865,8 @@
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     "famous_for": "alps, natural beauty, chocolates and watches",
     "flag": "https://flagpedia.net/data/flags/h80/ch.png",
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@@ -1706,7 +1876,8 @@
     "famous_for": "old heritage cities",
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     "flag": "https://flagpedia.net/data/flags/h80/sy.png",
-    "drive_direction": "right"
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@@ -1716,7 +1887,8 @@
     "famous_for": "best food",
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     "flag": "https://flagpedia.net/data/flags/h80/tw.png",
-    "drive_direction": "right"
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@@ -1726,7 +1898,8 @@
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     "phone_code": "+992",
     "flag": "https://flagpedia.net/data/flags/h80/tj.png",
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@@ -1736,7 +1909,8 @@
     "famous_for": "mining and fishing",
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     "flag": "https://flagpedia.net/data/flags/h80/tz.png",
-    "drive_direction": "left"
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@@ -1746,7 +1920,8 @@
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     "phone_code": "+66",
     "flag": "https://flagpedia.net/data/flags/h80/th.png",
-    "drive_direction": "left"
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@@ -1756,7 +1931,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/tg.png",
-    "drive_direction": "right"
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@@ -1766,7 +1942,8 @@
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     "phone_code": "+676",
     "flag": "https://flagpedia.net/data/flags/h80/to.png",
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@@ -1776,7 +1953,8 @@
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     "phone_code": "+1-868",
     "flag": "https://flagpedia.net/data/flags/h80/tt.png",
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@@ -1786,7 +1964,8 @@
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     "phone_code": "+216",
     "flag": "https://flagpedia.net/data/flags/h80/tn.png",
-    "drive_direction": "right"
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@@ -1796,7 +1975,8 @@
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     "phone_code": "+90",
     "flag": "https://flagpedia.net/data/flags/h80/tr.png",
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@@ -1806,7 +1986,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/tm.png",
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@@ -1816,7 +1997,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/tv.png",
-    "drive_direction": "left"
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@@ -1826,7 +2008,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ug.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
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@@ -1836,7 +2019,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ua.png",
-    "drive_direction": "right"
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@@ -1846,7 +2030,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/ae.png",
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@@ -1856,7 +2041,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/gb.png",
-    "drive_direction": "right"
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@@ -1866,7 +2052,8 @@
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     "flag": "https://flagpedia.net/data/flags/h80/us.png",
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@@ -1876,7 +2063,8 @@
     "famous_for": "wine producers",
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     "flag": "https://flagpedia.net/data/flags/h80/uy.png",
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@@ -1886,7 +2074,8 @@
     "famous_for": "mosques and mausoleums",
     "phone_code": "+998",
     "flag": "https://flagpedia.net/data/flags/h80/uz.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "vanuatu",
@@ -1896,7 +2085,8 @@
     "famous_for": "vanuatu's underwater world",
     "phone_code": "+978",
     "flag": "https://flagpedia.net/data/flags/h80/vu.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "vatican city",
@@ -1906,7 +2096,8 @@
     "famous_for": "st. peter's basilica, the sistine chapel, and the vatican museums",
     "phone_code": "+379",
     "flag": "https://flagpedia.net/data/flags/h80/va.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": true
   },
   {
     "country": "venezuela",
@@ -1916,7 +2107,8 @@
     "famous_for": "petroleum industry",
     "phone_code": "+58",
     "flag": "https://flagpedia.net/data/flags/h80/ve.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "vietnam",
@@ -1926,7 +2118,8 @@
     "famous_for": "rice exporter",
     "phone_code": "+84",
     "flag": "https://flagpedia.net/data/flags/h80/vn.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "yemen",
@@ -1936,7 +2129,8 @@
     "famous_for": "home to world's oldest skyscraper city",
     "phone_code": "+967",
     "flag": "https://flagpedia.net/data/flags/h80/ye.png",
-    "drive_direction": "right"
+    "drive_direction": "right",
+    "is_landlocked": false
   },
   {
     "country": "zambia",
@@ -1946,7 +2140,8 @@
     "famous_for": "iconic victoria falls",
     "phone_code": "+260",
     "flag": "https://flagpedia.net/data/flags/h80/zm.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": true
   },
   {
     "country": "zimbabwe",
@@ -1956,6 +2151,7 @@
     "famous_for": "hwange and mana pools teem with wildlife",
     "phone_code": "+263",
     "flag": "https://flagpedia.net/data/flags/h80/zw.png",
-    "drive_direction": "left"
+    "drive_direction": "left",
+    "is_landlocked": true
   }
 ]
diff --git a/index.js b/index.js
index fcc5c7d..90d7bcd 100644
--- a/index.js
+++ b/index.js
@@ -125,6 +125,20 @@ const getCountriesByFamousFor = (famousThing) => {
   );
 };
 
+/** 
+ * Returns an array of objects containing all countries, each containing `country`, `capital`,
+ * `currency`, `native_language`, `famous_for`, `phone_code`, `flag` and `drive_direction` filtered by `is_landlocked`
+ * @param {'true' | 'false'} isLandLocked  Country is said to be landlocked when it is surrounded on all sides by one or more countries
+ * @returns {Array} An array of country objects
+*/
+const getCountriesByLandLock = (isLandLocked) => {
+  const isBoolean = typeof isLandLocked === 'boolean'
+  const filterBy = isBoolean && isLandLocked
+  return isBoolean && data.filter( 
+    (country) => country.is_landlocked === filterBy
+  );
+};
+
 module.exports = {
   getRandomCountry,
   getNRandomCountriesData,
@@ -135,4 +149,5 @@ module.exports = {
   getCountriesByLanguage,
   getCountriesByFamousFor,
   getCountriesByDriveDirection,
+  getCountriesByLandLock,
 };
diff --git a/package-lock.json b/package-lock.json
index ce88b46..c2868a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
 	"name": "world-countries-capitals",
-	"version": "3.1.0",
+	"version": "3.2.1",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {
diff --git a/spec/getCountriesSpec.js b/spec/getCountriesSpec.js
index 9f6b6e6..e445024 100644
--- a/spec/getCountriesSpec.js
+++ b/spec/getCountriesSpec.js
@@ -25,6 +25,7 @@ describe("The index", () => {
         phone_code: "+93",
         flag: "https://flagpedia.net/data/flags/h80/af.png",
         drive_direction: "right",
+        is_landlocked: true
       });
     });
   });
@@ -40,6 +41,7 @@ describe("The index", () => {
         phone_code: "+355",
         flag: "https://flagpedia.net/data/flags/h80/al.png",
         drive_direction: "right",
+        is_landlocked: false
       });
     });
   });
@@ -61,6 +63,7 @@ describe("The index", () => {
         phone_code: "+387",
         flag: "https://flagpedia.net/data/flags/h80/ba.png",
         drive_direction: "right",
+        is_landlocked: false
       });
     });
   });
@@ -135,4 +138,46 @@ describe("The index", () => {
       ).toBeTrue();
     });
   });
+
+  describe("The getAllCountriesByLandlock", () => {
+    it("returns all the landlocked countries", () => {
+      expect(countryApi.getCountriesByLandLock(true).length).toEqual(45);
+    });
+
+    it("returns all the countries which are not landlocked", () => {
+      expect(countryApi.getCountriesByLandLock(false).length).toEqual(151);
+    });
+
+    it("returns countries with isLandLocked set to true", () => {
+      expect(countryApi.getCountriesByLandLock(true)[0]).toEqual({
+        country: "afghanistan",
+        capital: "kabul",
+        currency: "afghani",
+        native_language: ["dari persian", "pashto"],
+        famous_for: "rugs, taliban",
+        phone_code: "+93",
+        flag: "https://flagpedia.net/data/flags/h80/af.png",
+        drive_direction: "right",
+        is_landlocked: true
+      });
+    });
+
+    it("returns countries with isLandLocked set to false", () => {
+      expect(countryApi.getCountriesByLandLock(false)[0]).toEqual({
+        country: "albania",
+        capital: "tirane",
+        currency: "lek",
+        native_language: ["albanian"],
+        famous_for: "mother teresa",
+        phone_code: "+355",
+        flag: "https://flagpedia.net/data/flags/h80/al.png",
+        drive_direction: "right",
+        is_landlocked: false
+      });
+    });
+
+    it("should return undefined if passed any value other than boolean", () => {
+      expect(countryApi.getCountriesByLandLock(1).length).toEqual(undefined);
+    });
+  });
 });

From 40d977b1c5a3518743fbada5a3794b0b5655efe7 Mon Sep 17 00:00:00 2001
From: "Javed Khan (164328)" <javedkh@amdocs.com>
Date: Mon, 5 Oct 2020 20:22:24 +0530
Subject: [PATCH 2/5] Removed package-lock.json file from PR

---
 package-lock.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package-lock.json b/package-lock.json
index c2868a5..ce88b46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
 	"name": "world-countries-capitals",
-	"version": "3.2.1",
+	"version": "3.1.0",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {

From b5fb9e357646452678a3429e646489b071493af4 Mon Sep 17 00:00:00 2001
From: "Javed Khan (164328)" <javedkh@amdocs.com>
Date: Mon, 5 Oct 2020 20:44:54 +0530
Subject: [PATCH 3/5] updated code for review comments

---
 README.md                | 52 ++++++++++++++++++++--------------------
 index.js                 |  8 ++-----
 spec/getCountriesSpec.js | 25 ++++++++++---------
 3 files changed, 40 insertions(+), 45 deletions(-)

diff --git a/README.md b/README.md
index 93f33da..0749d6e 100644
--- a/README.md
+++ b/README.md
@@ -47,8 +47,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			"currency": "afghani",
       			"native_language": ["dari persian", "pashto"],
       			"famous_for": "rugs, taliban",
-      		"phone_code": "+93",
-      		"flag": "https://flagpedia.net/data/flags/h80/af.png"
+				"phone_code": "+93",
+				"flag": "https://flagpedia.net/data/flags/h80/af.png"
       		},
       		{
       			"country": "albania",
@@ -56,8 +56,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			"currency": "lek",
       			"native_language": ["albanian"],
       			"famous_for" : "mother teresa",
-      		"phone_code": "+355",
-      		"flag": "https://flagpedia.net/data/flags/h80/al.png"
+				"phone_code": "+355",
+				"flag": "https://flagpedia.net/data/flags/h80/al.png"
       		},
       		...
       	]
@@ -120,8 +120,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "indian rupee",
       			native_language: ["hindi", "english"],
       			famous_for: "bollywood, yoga, hinduism, food and diversity",
-      		phone_code: "+91",
-      		flag: "https://flagpedia.net/data/flags/h80/in.png"
+				phone_code: "+91",
+				flag: "https://flagpedia.net/data/flags/h80/in.png"
       		},
       	];
       	```
@@ -140,8 +140,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "indian rupee",
       			native_language: ["hindi", "english"],
       			famous_for: "bollywood, yoga, hinduism, food and diversity",
-      		phone_code: "+91",
-      		flag: "https://flagpedia.net/data/flags/h80/in.png"
+				phone_code: "+91",
+				flag: "https://flagpedia.net/data/flags/h80/in.png"
       		},
       	];
       	```
@@ -178,8 +178,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "burundi franc",
       			native_language: ["kirundi", "french"],
       			famous_for: "wildlife and greenery",
-      		phone_code: "+257",
-      		flag: "https://flagpedia.net/data/flags/h80/bi.png"
+				phone_code: "+257",
+				flag: "https://flagpedia.net/data/flags/h80/bi.png"
       		},
       		{
       			country: "palau",
@@ -187,8 +187,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "united states dollar",
       			native_language: ["english", "palauan"],
       			famous_for: "jellyfish lake",
-      		phone_code: "+680",
-      		flag: "https://flagpedia.net/data/flags/h80/pw.png"
+				phone_code: "+680",
+				flag: "https://flagpedia.net/data/flags/h80/pw.png"
       		},
       		{
       			country: "dominican republic",
@@ -196,8 +196,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "dominican peso",
       			native_language: ["spanish"],
       			famous_for: "blue ocean water, white-sand beaches and beautiful resorts",
-      		phone_code: "+1-809, +1-829, +1-849",
-      		flag: "https://flagpedia.net/data/flags/h80/do.png"
+				phone_code: "+1-809, +1-829, +1-849",
+				flag: "https://flagpedia.net/data/flags/h80/do.png"
       		},
       	];
       	```
@@ -216,8 +216,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'algerian dinar',
       			native_language: ['arabic', 'tamazight', 'french'],
       			famous_for: 'oil and gas reserves',
-      		phone_code: '+213',
-      		flag: "https://flagpedia.net/data/flags/h80/dz.png"
+				phone_code: '+213',
+				flag: "https://flagpedia.net/data/flags/h80/dz.png"
       		},
       		{
       			country: 'angola',
@@ -225,8 +225,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'kwanza',
       			native_language: ['portuguese'],
       			famous_for: 'oil',
-      		phone_code: '+244',
-      		flag: "https://flagpedia.net/data/flags/h80/ao.png"
+				phone_code: '+244',
+				flag: "https://flagpedia.net/data/flags/h80/ao.png"
       		},
       		{
       			country: 'bahrain',
@@ -234,8 +234,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'bahraini dinar',
       			native_language: ['arabic'],
       			famous_for: 'oil, pearls and world heritage sites',
-      		phone_code: '+973',
-      		flag: "https://flagpedia.net/data/flags/h80/bh.png"
+				phone_code: '+973',
+				flag: "https://flagpedia.net/data/flags/h80/bh.png"
       		},
       		{
       			country: 'bulgaria',
@@ -243,8 +243,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'lev',
       			native_language: ['bulgarian'],
       			famous_for: 'lavender oil and the rose valley',
-      		phone_code: '+359',
-      		flag: "https://flagpedia.net/data/flags/h80/bg.png"
+				phone_code: '+359',
+				flag: "https://flagpedia.net/data/flags/h80/bg.png"
       		},
       		{
       			country: 'central african republic',
@@ -252,8 +252,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'central african cfa franc',
       			native_language: ['sango', 'french'],
       			famous_for: 'diamonds, gold, oil and uranium',
-      		phone_code: '+236',
-      		flag: "https://flagpedia.net/data/flags/h80/cf.png"
+				phone_code: '+236',
+				flag: "https://flagpedia.net/data/flags/h80/cf.png"
       		},
       		{
       			country: 'norway',
@@ -261,8 +261,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'norwegian krone',
       			native_language: ['norwegian'],
       			famous_for: 'oil, fjords, mountains and midnight sun',
-      		phone_code: '+47',
-      		flag: "https://flagpedia.net/data/flags/h80/no.png"
+				phone_code: '+47',
+				flag: "https://flagpedia.net/data/flags/h80/no.png"
       		},
       	];
       	```
diff --git a/index.js b/index.js
index 90d7bcd..c617299 100644
--- a/index.js
+++ b/index.js
@@ -128,15 +128,11 @@ const getCountriesByFamousFor = (famousThing) => {
 /** 
  * Returns an array of objects containing all countries, each containing `country`, `capital`,
  * `currency`, `native_language`, `famous_for`, `phone_code`, `flag` and `drive_direction` filtered by `is_landlocked`
- * @param {'true' | 'false'} isLandLocked  Country is said to be landlocked when it is surrounded on all sides by one or more countries
+ * @param {true | false} isLandLocked  Country is said to be landlocked when it is surrounded on all sides by one or more countries
  * @returns {Array} An array of country objects
 */
 const getCountriesByLandLock = (isLandLocked) => {
-  const isBoolean = typeof isLandLocked === 'boolean'
-  const filterBy = isBoolean && isLandLocked
-  return isBoolean && data.filter( 
-    (country) => country.is_landlocked === filterBy
-  );
+  return data.filter( country => country.is_landlocked === isLandLocked);
 };
 
 module.exports = {
diff --git a/spec/getCountriesSpec.js b/spec/getCountriesSpec.js
index e445024..a2cb3ba 100644
--- a/spec/getCountriesSpec.js
+++ b/spec/getCountriesSpec.js
@@ -25,7 +25,7 @@ describe("The index", () => {
         phone_code: "+93",
         flag: "https://flagpedia.net/data/flags/h80/af.png",
         drive_direction: "right",
-        is_landlocked: true
+        is_landlocked: true,
       });
     });
   });
@@ -41,7 +41,7 @@ describe("The index", () => {
         phone_code: "+355",
         flag: "https://flagpedia.net/data/flags/h80/al.png",
         drive_direction: "right",
-        is_landlocked: false
+        is_landlocked: false,
       });
     });
   });
@@ -63,7 +63,7 @@ describe("The index", () => {
         phone_code: "+387",
         flag: "https://flagpedia.net/data/flags/h80/ba.png",
         drive_direction: "right",
-        is_landlocked: false
+        is_landlocked: false,
       });
     });
   });
@@ -140,16 +140,19 @@ describe("The index", () => {
   });
 
   describe("The getAllCountriesByLandlock", () => {
+    const landLockedCountries = countryApi.getCountriesByLandLock(true);
+    const notLandLockedCountries = countryApi.getCountriesByLandLock(false);
+
     it("returns all the landlocked countries", () => {
-      expect(countryApi.getCountriesByLandLock(true).length).toEqual(45);
+      expect(landLockedCountries.length).toEqual(45);
     });
 
     it("returns all the countries which are not landlocked", () => {
-      expect(countryApi.getCountriesByLandLock(false).length).toEqual(151);
+      expect(notLandLockedCountries.length).toEqual(151);
     });
 
     it("returns countries with isLandLocked set to true", () => {
-      expect(countryApi.getCountriesByLandLock(true)[0]).toEqual({
+      expect(landLockedCountries[0]).toEqual({
         country: "afghanistan",
         capital: "kabul",
         currency: "afghani",
@@ -158,12 +161,12 @@ describe("The index", () => {
         phone_code: "+93",
         flag: "https://flagpedia.net/data/flags/h80/af.png",
         drive_direction: "right",
-        is_landlocked: true
+        is_landlocked: true,
       });
     });
 
     it("returns countries with isLandLocked set to false", () => {
-      expect(countryApi.getCountriesByLandLock(false)[0]).toEqual({
+      expect(notLandLockedCountries[0]).toEqual({
         country: "albania",
         capital: "tirane",
         currency: "lek",
@@ -172,12 +175,8 @@ describe("The index", () => {
         phone_code: "+355",
         flag: "https://flagpedia.net/data/flags/h80/al.png",
         drive_direction: "right",
-        is_landlocked: false
+        is_landlocked: false,
       });
     });
-
-    it("should return undefined if passed any value other than boolean", () => {
-      expect(countryApi.getCountriesByLandLock(1).length).toEqual(undefined);
-    });
   });
 });

From 44e64ab80c25290daf535909c54b247c8b6942cb Mon Sep 17 00:00:00 2001
From: jav7zaid <jav7khan93@gmail.com>
Date: Mon, 5 Oct 2020 20:57:39 +0530
Subject: [PATCH 4/5] Update Readme.md for indentation issues.

---
 README.md | 78 +++++++++++++++++++++++++++----------------------------
 1 file changed, 39 insertions(+), 39 deletions(-)

diff --git a/README.md b/README.md
index 0749d6e..bac2543 100644
--- a/README.md
+++ b/README.md
@@ -47,8 +47,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			"currency": "afghani",
       			"native_language": ["dari persian", "pashto"],
       			"famous_for": "rugs, taliban",
-				"phone_code": "+93",
-				"flag": "https://flagpedia.net/data/flags/h80/af.png"
+			"phone_code": "+93",
+			"flag": "https://flagpedia.net/data/flags/h80/af.png"
       		},
       		{
       			"country": "albania",
@@ -56,8 +56,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			"currency": "lek",
       			"native_language": ["albanian"],
       			"famous_for" : "mother teresa",
-				"phone_code": "+355",
-				"flag": "https://flagpedia.net/data/flags/h80/al.png"
+			"phone_code": "+355",
+			"flag": "https://flagpedia.net/data/flags/h80/al.png"
       		},
       		...
       	]
@@ -120,8 +120,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "indian rupee",
       			native_language: ["hindi", "english"],
       			famous_for: "bollywood, yoga, hinduism, food and diversity",
-				phone_code: "+91",
-				flag: "https://flagpedia.net/data/flags/h80/in.png"
+			phone_code: "+91",
+			flag: "https://flagpedia.net/data/flags/h80/in.png"
       		},
       	];
       	```
@@ -140,8 +140,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "indian rupee",
       			native_language: ["hindi", "english"],
       			famous_for: "bollywood, yoga, hinduism, food and diversity",
-				phone_code: "+91",
-				flag: "https://flagpedia.net/data/flags/h80/in.png"
+			phone_code: "+91",
+			flag: "https://flagpedia.net/data/flags/h80/in.png"
       		},
       	];
       	```
@@ -178,8 +178,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "burundi franc",
       			native_language: ["kirundi", "french"],
       			famous_for: "wildlife and greenery",
-				phone_code: "+257",
-				flag: "https://flagpedia.net/data/flags/h80/bi.png"
+			phone_code: "+257",
+			flag: "https://flagpedia.net/data/flags/h80/bi.png"
       		},
       		{
       			country: "palau",
@@ -187,8 +187,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "united states dollar",
       			native_language: ["english", "palauan"],
       			famous_for: "jellyfish lake",
-				phone_code: "+680",
-				flag: "https://flagpedia.net/data/flags/h80/pw.png"
+			phone_code: "+680",
+			flag: "https://flagpedia.net/data/flags/h80/pw.png"
       		},
       		{
       			country: "dominican republic",
@@ -196,8 +196,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: "dominican peso",
       			native_language: ["spanish"],
       			famous_for: "blue ocean water, white-sand beaches and beautiful resorts",
-				phone_code: "+1-809, +1-829, +1-849",
-				flag: "https://flagpedia.net/data/flags/h80/do.png"
+			phone_code: "+1-809, +1-829, +1-849",
+			flag: "https://flagpedia.net/data/flags/h80/do.png"
       		},
       	];
       	```
@@ -216,8 +216,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'algerian dinar',
       			native_language: ['arabic', 'tamazight', 'french'],
       			famous_for: 'oil and gas reserves',
-				phone_code: '+213',
-				flag: "https://flagpedia.net/data/flags/h80/dz.png"
+			phone_code: '+213',
+			flag: "https://flagpedia.net/data/flags/h80/dz.png"
       		},
       		{
       			country: 'angola',
@@ -225,8 +225,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'kwanza',
       			native_language: ['portuguese'],
       			famous_for: 'oil',
-				phone_code: '+244',
-				flag: "https://flagpedia.net/data/flags/h80/ao.png"
+			phone_code: '+244',
+			flag: "https://flagpedia.net/data/flags/h80/ao.png"
       		},
       		{
       			country: 'bahrain',
@@ -234,8 +234,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'bahraini dinar',
       			native_language: ['arabic'],
       			famous_for: 'oil, pearls and world heritage sites',
-				phone_code: '+973',
-				flag: "https://flagpedia.net/data/flags/h80/bh.png"
+			phone_code: '+973',
+			flag: "https://flagpedia.net/data/flags/h80/bh.png"
       		},
       		{
       			country: 'bulgaria',
@@ -243,8 +243,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'lev',
       			native_language: ['bulgarian'],
       			famous_for: 'lavender oil and the rose valley',
-				phone_code: '+359',
-				flag: "https://flagpedia.net/data/flags/h80/bg.png"
+			phone_code: '+359',
+			flag: "https://flagpedia.net/data/flags/h80/bg.png"
       		},
       		{
       			country: 'central african republic',
@@ -252,8 +252,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'central african cfa franc',
       			native_language: ['sango', 'french'],
       			famous_for: 'diamonds, gold, oil and uranium',
-				phone_code: '+236',
-				flag: "https://flagpedia.net/data/flags/h80/cf.png"
+			phone_code: '+236',
+			flag: "https://flagpedia.net/data/flags/h80/cf.png"
       		},
       		{
       			country: 'norway',
@@ -261,8 +261,8 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       			currency: 'norwegian krone',
       			native_language: ['norwegian'],
       			famous_for: 'oil, fjords, mountains and midnight sun',
-				phone_code: '+47',
-				flag: "https://flagpedia.net/data/flags/h80/no.png"
+			phone_code: '+47',
+			flag: "https://flagpedia.net/data/flags/h80/no.png"
       		},
       	];
       	```
@@ -275,25 +275,25 @@ This section contains nt to _contribute_ to open source? Try solving our issues
       	```javascript
       	[
       		{
-				country: 'afghanistan',
-				capital: 'kabul',
-				currency: 'afghani',
-				native_language: ['dari persian', 'pashto'],
-				famous_for: 'rugs, taliban',
-				phone_code: '+93',
-				flag: 'https://flagpedia.net/data/flags/h80/af.png',
-				drive_direction: 'right',
-				is_landlocked: true
-  			},
+			country: 'afghanistan',
+			capital: 'kabul',
+			currency: 'afghani',
+			native_language: ['dari persian', 'pashto'],
+			famous_for: 'rugs, taliban',
+			phone_code: '+93',
+			flag: 'https://flagpedia.net/data/flags/h80/af.png',
+			drive_direction: 'right',
+			is_landlocked: true
+		},
       		{
       			country: 'andorra',
       			capital: 'andorra la vella',
       			currency: 'euro',
       			native_language: ['catalan'],
       			famous_for: 'tourism and tobacco',
-				phone_code: '+244',
-				flag: 'https://flagpedia.net/data/flags/h80/ad.png',
-				drive_direction: 'right',
+			phone_code: '+244',
+			flag: 'https://flagpedia.net/data/flags/h80/ad.png',
+			drive_direction: 'right',
     			is_landlocked: true
       		}
       	];

From b4e6723b4309e4d129d020f21b8ac9e63826c5b0 Mon Sep 17 00:00:00 2001
From: "Javed Khan (164328)" <javedkh@amdocs.com>
Date: Wed, 7 Oct 2020 10:36:08 +0530
Subject: [PATCH 5/5] updating @param for index.js

---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index c617299..85de187 100644
--- a/index.js
+++ b/index.js
@@ -128,7 +128,7 @@ const getCountriesByFamousFor = (famousThing) => {
 /** 
  * Returns an array of objects containing all countries, each containing `country`, `capital`,
  * `currency`, `native_language`, `famous_for`, `phone_code`, `flag` and `drive_direction` filtered by `is_landlocked`
- * @param {true | false} isLandLocked  Country is said to be landlocked when it is surrounded on all sides by one or more countries
+ * @param { Boolean } isLandLocked  Country that is surrounded by one or more countries
  * @returns {Array} An array of country objects
 */
 const getCountriesByLandLock = (isLandLocked) => {