From 2027fb19019b2087336e98f29fff896549484c9c Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 16:36:19 +0500
Subject: [PATCH 01/14] bad code - dont watch!

---
 phone-book.js | 66 +++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 61 insertions(+), 5 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 69fb468..89c843f 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -1,15 +1,17 @@
 'use strict';
-
+function isValidPhone(phone) {
+        return /^([0-9]){10}$/.test(phone);
+    }
 /**
  * Сделано задание на звездочку
  * Реализован метод importFromCsv
  */
-exports.isStar = true;
+exports.isStar = false;
 
 /**
  * Телефонная книга
  */
-var phoneBook;
+var phoneBook=[];
 
 /**
  * Добавление записи в телефонную книгу
@@ -18,7 +20,20 @@ var phoneBook;
  * @param {String} email
  */
 exports.add = function (phone, name, email) {
+    for (var i = 0; i < phoneBook.length; i++) {
+        if (phone === phoneBook[i].phone ||
+        phoneBook[i].email === email) return false;
+
+    }
+    if (!isValidPhone(phone)) return false;
+    if (name === undefined) return false;
+    phoneBook.push({
+        phone: phone,
+        name: name,
+        email: email
+    });
 
+    return true;
 };
 
 /**
@@ -28,7 +43,13 @@ exports.add = function (phone, name, email) {
  * @param {String} email
  */
 exports.update = function (phone, name, email) {
-
+    for (var i = 0; i < phoneBook.length; i++) {
+        if (phone === phoneBook[i].phone) {
+           phoneBook[i].name = name;
+           phoneBook[i].email = email;
+        }
+    }
+   return true;
 };
 
 /**
@@ -36,7 +57,17 @@ exports.update = function (phone, name, email) {
  * @param {String} query
  */
 exports.findAndRemove = function (query) {
-
+    var numberOfDelete=0;
+    for (var i = 0; i < phoneBook.length; i++) {
+        if (phoneBook[i].phone.indexOf(query)!==-1 ||
+        phoneBook[i].name.indexOf(query)!==-1 ||
+        (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)) {
+            phoneBook.splice(i, 1);
+            i--;
+            numberOfDelete++;
+        }
+    }
+    return numberOfDelete;
 };
 
 /**
@@ -44,7 +75,32 @@ exports.findAndRemove = function (query) {
  * @param {String} query
  */
 exports.find = function (query) {
+    if (query === '') {
+        return [];
+    }
+    if (query === '*') {
+        query = '';
+    }
+    var arrFindSort = [];
+    for (var i = 0; i < phoneBook.length; i++) {
+        if (phoneBook[i].phone.indexOf(query)!==-1 ||
+        phoneBook[i].name.indexOf(query)!==-1 ||
+        (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)
+    )
+       // console.log(phoneBook[i].phone + ' '+ phoneBook[i].name+ ' '+phoneBook[i].email);
+
+   if  (phoneBook[i].email!== undefined)
+   arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
+   + phoneBook[i].phone.slice(3, 6) + '-' +
+   +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
+else
+arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
++ phoneBook[i].phone.slice(3, 6) + '-' +
++        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
+}
+
 
+    return arrFindSort.sort();
 };
 
 /**

From 9bd31a56c887dcc42a2907198ff0d7d0180d19b7 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 16:46:44 +0500
Subject: [PATCH 02/14] bad code - dont watch!

---
 phone-book.js | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 89c843f..e00b293 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -1,7 +1,7 @@
 'use strict';
 function isValidPhone(phone) {
-        return /^([0-9]){10}$/.test(phone);
-    }
+    return /^([0-9]){10}$/.test(phone);
+}
 /**
  * Сделано задание на звездочку
  * Реализован метод importFromCsv
@@ -11,19 +11,20 @@ exports.isStar = false;
 /**
  * Телефонная книга
  */
-var phoneBook=[];
+var phoneBook = [];
 
 /**
  * Добавление записи в телефонную книгу
  * @param {String} phone
  * @param {String} name
  * @param {String} email
+ * @returns {Bool} result
  */
 exports.add = function (phone, name, email) {
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phone === phoneBook[i].phone ||
-        phoneBook[i].email === email) return false;
-
+        if (phone === phoneBook[i].phone || phoneBook[i].email === email){
+            return false;
+        }
     }
     if (!isValidPhone(phone)) return false;
     if (name === undefined) return false;

From 26792592543d927cca5b9d44030ee0dc98661ed2 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 16:53:23 +0500
Subject: [PATCH 03/14] bad code - dont watch!

---
 phone-book.js | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index e00b293..087e4f0 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -2,6 +2,7 @@
 function isValidPhone(phone) {
     return /^([0-9]){10}$/.test(phone);
 }
+
 /**
  * Сделано задание на звездочку
  * Реализован метод importFromCsv
@@ -22,12 +23,16 @@ var phoneBook = [];
  */
 exports.add = function (phone, name, email) {
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phone === phoneBook[i].phone || phoneBook[i].email === email){
+        if (phone === phoneBook[i].phone || phoneBook[i].email === email) {
             return false;
         }
     }
-    if (!isValidPhone(phone)) return false;
-    if (name === undefined) return false;
+    if (!isValidPhone(phone)) {
+        return false;
+    }
+    if (name === undefined) {
+        return false;
+    }
     phoneBook.push({
         phone: phone,
         name: name,
@@ -42,38 +47,43 @@ exports.add = function (phone, name, email) {
  * @param {String} phone
  * @param {String} name
  * @param {String} email
+ * @returns {Bool} result
  */
 exports.update = function (phone, name, email) {
     for (var i = 0; i < phoneBook.length; i++) {
         if (phone === phoneBook[i].phone) {
-           phoneBook[i].name = name;
-           phoneBook[i].email = email;
+            phoneBook[i].name = name;
+            phoneBook[i].email = email;
         }
     }
-   return true;
+
+    return true;
 };
 
 /**
  * Удаление записей по запросу из телефонной книги
  * @param {String} query
+ * @returns {Number} resultOfOperation
  */
 exports.findAndRemove = function (query) {
-    var numberOfDelete=0;
+    var numberOfDelete = 0;
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phoneBook[i].phone.indexOf(query)!==-1 ||
-        phoneBook[i].name.indexOf(query)!==-1 ||
-        (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)) {
+        if (phoneBook[i].phone.indexOf(query) !==-1 ||
+        phoneBook[i].name.indexOf(query) !==-1 ||
+        (phoneBook[i].email !== undefined && phoneBook[i].email.indexOf(query) !==-1)) {
             phoneBook.splice(i, 1);
             i--;
             numberOfDelete++;
         }
     }
+
     return numberOfDelete;
 };
 
 /**
  * Поиск записей по запросу в телефонной книге
  * @param {String} query
+ * @returns {Array} result
  */
 exports.find = function (query) {
     if (query === '') {

From 3ff4eb3cc8450feffbfaf68491dab97e1f825d9a Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 16:58:09 +0500
Subject: [PATCH 04/14] bad code - dont watch!

---
 phone-book.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 087e4f0..c9914c4 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -68,9 +68,9 @@ exports.update = function (phone, name, email) {
 exports.findAndRemove = function (query) {
     var numberOfDelete = 0;
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phoneBook[i].phone.indexOf(query) !==-1 ||
-        phoneBook[i].name.indexOf(query) !==-1 ||
-        (phoneBook[i].email !== undefined && phoneBook[i].email.indexOf(query) !==-1)) {
+        if (phoneBook[i].phone.indexOf(query) !== -1 ||
+        phoneBook[i].name.indexOf(query) !== -1 ||
+        (phoneBook[i].email !== undefined && phoneBook[i].email.indexOf(query) !== -1)) {
             phoneBook.splice(i, 1);
             i--;
             numberOfDelete++;
@@ -97,8 +97,7 @@ exports.find = function (query) {
         if (phoneBook[i].phone.indexOf(query)!==-1 ||
         phoneBook[i].name.indexOf(query)!==-1 ||
         (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)
-    )
-       // console.log(phoneBook[i].phone + ' '+ phoneBook[i].name+ ' '+phoneBook[i].email);
+    ) {
 
    if  (phoneBook[i].email!== undefined)
    arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
@@ -108,6 +107,7 @@ else
 arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
 + phoneBook[i].phone.slice(3, 6) + '-' +
 +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
+}
 }
 
 

From 0f94f723ebaa37aa88b5de5a67502d9190317abf Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:05:42 +0500
Subject: [PATCH 05/14] bad code - dont watch!

---
 phone-book.js | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index c9914c4..ed9114f 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -94,21 +94,19 @@ exports.find = function (query) {
     }
     var arrFindSort = [];
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phoneBook[i].phone.indexOf(query)!==-1 ||
+        if (phoneBook[i].email!== undefined && (phoneBook[i].phone.indexOf(query)!==-1 ||
         phoneBook[i].name.indexOf(query)!==-1 ||
         (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)
-    ) {
-
-   if  (phoneBook[i].email!== undefined)
+    ))
    arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
    + phoneBook[i].phone.slice(3, 6) + '-' +
    +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
-else
+    else
 arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
 + phoneBook[i].phone.slice(3, 6) + '-' +
 +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
 }
-}
+
 
 
     return arrFindSort.sort();

From d54b755cbad43231796a0f2eea4337887092e709 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:17:04 +0500
Subject: [PATCH 06/14] bad code - dont watch!

---
 phone-book.js | 19 +++++++++++++------
 1 file changed, 13 insertions(+), 6 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index ed9114f..e256cdc 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -94,10 +94,8 @@ exports.find = function (query) {
     }
     var arrFindSort = [];
     for (var i = 0; i < phoneBook.length; i++) {
-        if (phoneBook[i].email!== undefined && (phoneBook[i].phone.indexOf(query)!==-1 ||
-        phoneBook[i].name.indexOf(query)!==-1 ||
-        (phoneBook[i].email!== undefined && phoneBook[i].email.indexOf(query)!==-1)
-    ))
+        if (some(phoneBook[i].phone, phoneBook[i].name, phoneBook[i].email, query)
+    )
    arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
    + phoneBook[i].phone.slice(3, 6) + '-' +
    +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
@@ -107,11 +105,20 @@ arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0,
 +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
 }
 
-
-
     return arrFindSort.sort();
 };
 
+function some(phone, name, email, query){
+    if (phone !== undefined && (phone.indexOf(query)!==-1 ||
+    name.indexOf(query)!==-1 ||
+    (email!== undefined && email.indexOf(query)!==-1))){
+
+    return true;
+    }
+
+    return false;
+}
+
 /**
  * Импорт записей из csv-формата
  * @star

From e2805c238250af2cc7ede84363a0c1b95b523c92 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:20:31 +0500
Subject: [PATCH 07/14] bad code - dont watch!

---
 phone-book.js | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index e256cdc..549b20d 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -94,15 +94,16 @@ exports.find = function (query) {
     }
     var arrFindSort = [];
     for (var i = 0; i < phoneBook.length; i++) {
-        if (some(phoneBook[i].phone, phoneBook[i].name, phoneBook[i].email, query)
-    )
-   arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
-   + phoneBook[i].phone.slice(3, 6) + '-' +
-   +        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
-    else
-arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
-+ phoneBook[i].phone.slice(3, 6) + '-' +
-+        phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
+        if (some(phoneBook[i].phone, phoneBook[i].name, phoneBook[i].email, query)) {
+            arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
+            + phoneBook[i].phone.slice(3, 6) + '-' +
+            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
+        }
+        else {
+            arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
+            + phoneBook[i].phone.slice(3, 6) + '-' +
+            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
+        }
 }
 
     return arrFindSort.sort();

From c1a4b82117afdacd49d0d607a3165fd83a6cd1b3 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:23:07 +0500
Subject: [PATCH 08/14] bad code - dont watch!

---
 phone-book.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 549b20d..7be7d3d 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -95,9 +95,11 @@ exports.find = function (query) {
     var arrFindSort = [];
     for (var i = 0; i < phoneBook.length; i++) {
         if (some(phoneBook[i].phone, phoneBook[i].name, phoneBook[i].email, query)) {
-            arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
+            arrFindSort.push(phoneBook[i].name + ','
+            + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
             + phoneBook[i].phone.slice(3, 6) + '-' +
-            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)+ ', '+phoneBook[i].email);
+            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)
+            + ', '+phoneBook[i].email);
         }
         else {
             arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '

From 7e32ab9c8be48296881ee4e784bd0de09078a0fd Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:27:01 +0500
Subject: [PATCH 09/14] bad code - dont watch!

---
 phone-book.js | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 7be7d3d..fe43775 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -95,11 +95,11 @@ exports.find = function (query) {
     var arrFindSort = [];
     for (var i = 0; i < phoneBook.length; i++) {
         if (some(phoneBook[i].phone, phoneBook[i].name, phoneBook[i].email, query)) {
-            arrFindSort.push(phoneBook[i].name + ','
-            + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
-            + phoneBook[i].phone.slice(3, 6) + '-' +
-            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10)
-            + ', '+phoneBook[i].email);
+            arrFindSort.push(phoneBook[i].name + ',' +
+            ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') ' +
+            phoneBook[i].phone.slice(3, 6) + '-' +
+            phoneBook[i].phone.slice(6, 8) + '-' +
+            phoneBook[i].phone.slice(8, 10) + ', ' + phoneBook[i].email);
         }
         else {
             arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
@@ -111,10 +111,10 @@ exports.find = function (query) {
     return arrFindSort.sort();
 };
 
-function some(phone, name, email, query){
-    if (phone !== undefined && (phone.indexOf(query)!==-1 ||
-    name.indexOf(query)!==-1 ||
-    (email!== undefined && email.indexOf(query)!==-1))){
+function some(phone, name, email, query) {
+    if (phone !== undefined && (phone.indexOf(query) !== -1 ||
+    name.indexOf(query) !== -1 ||
+    (email !== undefined && email.indexOf(query) !== -1))){
 
     return true;
     }

From dbd366b5dfb184cbfd3d7484c3f86915aee8cdf6 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:30:02 +0500
Subject: [PATCH 10/14] bad code - dont watch!

---
 phone-book.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index fe43775..80c3161 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -102,9 +102,10 @@ exports.find = function (query) {
             phoneBook[i].phone.slice(8, 10) + ', ' + phoneBook[i].email);
         }
         else {
-            arrFindSort.push(phoneBook[i].name + ',' + ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') '
-            + phoneBook[i].phone.slice(3, 6) + '-' +
-            + phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
+            arrFindSort.push(phoneBook[i].name + ',' +
+            ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') ' +
+            phoneBook[i].phone.slice(3, 6) + '-' +
+            phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
         }
 }
 
@@ -114,9 +115,9 @@ exports.find = function (query) {
 function some(phone, name, email, query) {
     if (phone !== undefined && (phone.indexOf(query) !== -1 ||
     name.indexOf(query) !== -1 ||
-    (email !== undefined && email.indexOf(query) !== -1))){
+    (email !== undefined && email.indexOf(query) !== -1))) {
 
-    return true;
+        return true;
     }
 
     return false;

From 4ec64f0dce7dcb9117fc2accf7c19dc79227b5ee Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:32:36 +0500
Subject: [PATCH 11/14] bad code - dont watch!

---
 phone-book.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 80c3161..e48d05d 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -100,14 +100,13 @@ exports.find = function (query) {
             phoneBook[i].phone.slice(3, 6) + '-' +
             phoneBook[i].phone.slice(6, 8) + '-' +
             phoneBook[i].phone.slice(8, 10) + ', ' + phoneBook[i].email);
-        }
-        else {
+        } else {
             arrFindSort.push(phoneBook[i].name + ',' +
             ' +7 (' + phoneBook[i].phone.slice(0, 3) + ') ' +
             phoneBook[i].phone.slice(3, 6) + '-' +
             phoneBook[i].phone.slice(6, 8) + '-' + phoneBook[i].phone.slice(8, 10));
         }
-}
+    }
 
     return arrFindSort.sort();
 };

From b1c4c7e18c9a81df2a91ee347821ddbd869ee369 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:42:09 +0500
Subject: [PATCH 12/14] bad code - dont watch!

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

diff --git a/phone-book.js b/phone-book.js
index e48d05d..e363c57 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -112,7 +112,7 @@ exports.find = function (query) {
 };
 
 function some(phone, name, email, query) {
-    if (phone !== undefined && (phone.indexOf(query) !== -1 ||
+    if (email !== undefined && (phone.indexOf(query) !== -1 ||
     name.indexOf(query) !== -1 ||
     (email !== undefined && email.indexOf(query) !== -1))) {
 

From d0b94d0cf6b6a239f6ca6b34073a9a8994f1a583 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:47:13 +0500
Subject: [PATCH 13/14] bad code - dont watch!

---
 phone-book.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/phone-book.js b/phone-book.js
index e363c57..236156c 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -27,6 +27,14 @@ exports.add = function (phone, name, email) {
             return false;
         }
     }
+    if (typeof(phone) !== 'string' || typeof(name) !== 'string' || typeof(email) !== 'string') {
+
+        return false;
+    }
+    if (arguments.length > 3) {
+
+        return false;
+    }
     if (!isValidPhone(phone)) {
         return false;
     }
@@ -50,6 +58,20 @@ exports.add = function (phone, name, email) {
  * @returns {Bool} result
  */
 exports.update = function (phone, name, email) {
+    if (typeof(phone) !== 'string' || typeof(name) !== 'string' || typeof(email) !== 'string') {
+
+        return false;
+    }
+    if (arguments.length > 3) {
+
+        return false;
+    }
+    if (!isValidPhone(phone)) {
+        return false;
+    }
+    if (name === undefined) {
+        return false;
+    }
     for (var i = 0; i < phoneBook.length; i++) {
         if (phone === phoneBook[i].phone) {
             phoneBook[i].name = name;

From fa0b98b6c4a7ba6dae0eafaa2f00a92fa64b3d50 Mon Sep 17 00:00:00 2001
From: Kuzmin Dmitry <dmitry@rung.pro>
Date: Thu, 12 Oct 2017 17:49:38 +0500
Subject: [PATCH 14/14] bad code - dont watch!

---
 phone-book.js | 19 +------------------
 1 file changed, 1 insertion(+), 18 deletions(-)

diff --git a/phone-book.js b/phone-book.js
index 236156c..d14d060 100644
--- a/phone-book.js
+++ b/phone-book.js
@@ -27,15 +27,12 @@ exports.add = function (phone, name, email) {
             return false;
         }
     }
-    if (typeof(phone) !== 'string' || typeof(name) !== 'string' || typeof(email) !== 'string') {
-
-        return false;
-    }
     if (arguments.length > 3) {
 
         return false;
     }
     if (!isValidPhone(phone)) {
+
         return false;
     }
     if (name === undefined) {
@@ -58,20 +55,6 @@ exports.add = function (phone, name, email) {
  * @returns {Bool} result
  */
 exports.update = function (phone, name, email) {
-    if (typeof(phone) !== 'string' || typeof(name) !== 'string' || typeof(email) !== 'string') {
-
-        return false;
-    }
-    if (arguments.length > 3) {
-
-        return false;
-    }
-    if (!isValidPhone(phone)) {
-        return false;
-    }
-    if (name === undefined) {
-        return false;
-    }
     for (var i = 0; i < phoneBook.length; i++) {
         if (phone === phoneBook[i].phone) {
             phoneBook[i].name = name;