Revert visibility for certain concept exercises

- Revert adding visibility
- Exclude those exercises from PHPCS rule

exercises/concept/city-office/.meta/exemplar/Form.php

@@ -2,23 +2,23 @@
 
 class Form
 {
-    public function blanks(int $length): string
+    function blanks(int $length): string
     {
         return str_repeat(" ", $length);
     }
 
-    public function letters(string $word): array
+    function letters(string $word): array
     {
         return mb_str_split($word);
     }
 
-    public function checkLength(string $word, int $max_length): bool
+    function checkLength(string $word, int $max_length): bool
     {
         $difference = mb_strlen($word) - $max_length;
         return $difference <= 0;
     }
 
-    public function formatAddress(Address $address): string
+    function formatAddress(Address $address): string
     {
         $formatted_street = mb_strtoupper($address->street);
         $formatted_postal_code = mb_strtoupper($address->postal_code);

exercises/concept/city-office/Form.php

@@ -2,23 +2,23 @@
 
 class Form
 {
-    public function blanks($length)
+    function blanks($length)
     {
         return str_repeat(" ", $length);
     }
 
-    public function letters($word)
+    function letters($word)
     {
         return mb_str_split($word);
     }
 
-    public function checkLength($word, $max_length)
+    function checkLength($word, $max_length)
     {
         $difference = mb_strlen($word) - $max_length;
         return $difference <= 0;
     }
 
-    public function formatAddress($address)
+    function formatAddress($address)
     {
         $formatted_street = mb_strtoupper($address->street);
         $formatted_postal_code = mb_strtoupper($address->postal_code);

exercises/concept/windowing-system/.meta/exemplar.php

@@ -7,21 +7,21 @@ class ProgramWindow
     public $height;
     public $width;
 
-    public function __construct()
+    function __construct()
     {
         $this->y = 0;
         $this->x = 0;
         $this->height = 600;
         $this->width = 800;
     }
 
-    public function move(Position $position)
+    function move(Position $position)
     {
         $this->y = $position->y;
         $this->x = $position->x;
     }
 
-    public function resize(Size $size)
+    function resize(Size $size)
     {
         $this->height = $size->height;
         $this->width = $size->width;
@@ -33,7 +33,7 @@ class Position
     public $y;
     public $x;
 
-    public function __construct($y, $x)
+    function __construct($y, $x)
     {
         $this->y = $y;
         $this->x = $x;
@@ -45,7 +45,7 @@ class Size
     public $height;
     public $width;
 
-    public function __construct($height, $width)
+    function __construct($height, $width)
     {
         $this->height = $height;
         $this->width = $width;

phpcs-php.xml

@@ -6,6 +6,21 @@
 >
   <description>Coding standard for Exercism PHP exercises</description>
 
+  <!-- Expect all files are UTF-8 -->
+  <arg name="encoding" value="utf-8" />
+
+  <!-- No warnings (ignore them) -->
+  <arg value="n" />
+
+  <!-- Show sniffs (it's easy to find solutions knowing the code) -->
+  <arg value="s" />
+
+  <!-- A TAB is 4 chars wide (does not replace them, for calculation only!) -->
+  <arg name="tab-width" value="4" />
+
+  <!-- Run on 10 files in parallel -->
+  <arg name="parallel" value="10" />
+
   <file>exercises</file>
   <file>src</file>
 
@@ -15,6 +30,10 @@
     <exclude name="PSR1.Classes.ClassDeclaration.MultipleClasses" />
     <exclude name="PSR1.Files.SideEffects.FoundWithSymbols" />
   </rule>
+  <rule ref="Squiz.Scope.MethodScope.Missing">
+    <exclude-pattern>*/concept/city-office/*</exclude-pattern>
+    <exclude-pattern>*/concept/windowing-system/*</exclude-pattern>
+  </rule>
   <rule ref="vendor/slevomat/coding-standard/SlevomatCodingStandard/Sniffs/TypeHints/DeclareStrictTypesSniff.php">
     <exclude-pattern>*/exemplar\.php</exclude-pattern>
     <exclude-pattern>*/concept/*</exclude-pattern>