chore(php) Update to PHP7.1.

Bin/Cs.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 /**
  * Hoa
  *
@@ -8,7 +10,7 @@
  *
  * New BSD License
  *
- * Copyright © 2007-2017, Hoa community. All rights reserved.
+ * Copyright © 2007-2018, Hoa community. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -43,16 +45,11 @@
  * Class \Hoa\Devtools\Bin\Cs.
  *
  * Wrapper around `php-cs-fixer`.
- *
- * @copyright  Copyright © 2007-2017 Hoa community
- * @license    New BSD License
  */
 class Cs extends Console\Dispatcher\Kit
 {
     /**
      * Options description.
-     *
-     * @var array
      */
     protected $options = [
         ['dry-run', Console\GetOption::NO_ARGUMENT, 'd'],
@@ -66,10 +63,8 @@ class Cs extends Console\Dispatcher\Kit
 
     /**
      * The entry method.
-     *
-     * @return  int
      */
-    public function main()
+    public function main(): int
     {
         $dryRun  = false;
         $diff    = false;
@@ -100,14 +95,18 @@ public function main()
                 case 'h':
                 case '?':
                 default:
-                    return $this->usage();
+                    $this->usage();
+
+                    return 0;
             }
         }
 
         $this->parser->listInputs($path);
 
         if (empty($path)) {
-            return $this->usage();
+            $this->usage();
+
+            return 0;
         }
 
         $phpCsFixer        = Console\Processus::locate('php-cs-fixer');
@@ -141,22 +140,20 @@ public function main()
         $processus->on('input', function () {
             return false;
         });
-        $processus->on('output', function (Event\Bucket $bucket) {
+        $processus->on('output', function (Event\Bucket $bucket): void {
             echo $bucket->getData()['line'], "\n";
 
             return;
         });
         $processus->run();
 
-        return;
+        return 0;
     }
 
     /**
      * The command usage.
-     *
-     * @return  int
      */
-    public function usage()
+    public function usage(): void
     {
         echo
             'Usage   : devtools:cs <options> path', "\n",
@@ -167,8 +164,6 @@ public function usage()
                 'v'    => 'Be verbose.',
                 'help' => 'This help.'
             ]), "\n";
-
-        return;
     }
 }
 

Bin/Dependency.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 /**
  * Hoa
  *
@@ -8,7 +10,7 @@
  *
  * New BSD License
  *
- * Copyright © 2007-2017, Hoa community. All rights reserved.
+ * Copyright © 2007-2018, Hoa community. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -42,16 +44,11 @@
  * Class \Hoa\Devtools\Bin\Dependency.
  *
  * This command manipulates dependencies of a library.
- *
- * @copyright  Copyright © 2007-2017 Hoa community
- * @license    New BSD License
  */
 class Dependency extends Console\Dispatcher\Kit
 {
     /**
      * Options description.
-     *
-     * @var array
      */
     protected $options = [
         ['no-verbose',   Console\GetOption::NO_ARGUMENT, 'V'],
@@ -65,10 +62,8 @@ class Dependency extends Console\Dispatcher\Kit
 
     /**
      * The entry method.
-     *
-     * @return  int
      */
-    public function main()
+    public function main(): int
     {
         $verbose = Console::isDirect(STDOUT);
         $print   = 'both';
@@ -92,7 +87,9 @@ public function main()
 
                 case 'h':
                 case '?':
-                    return $this->usage();
+                    $this->usage();
+
+                    return 0;
 
                 case '__ambiguous':
                     $this->resolveOptionAmbiguity($v);
@@ -104,7 +101,9 @@ public function main()
         $this->parser->listInputs($library);
 
         if (empty($library)) {
-            return $this->usage();
+            $this->usage();
+
+            return 0;
         }
 
         $library = ucfirst(strtolower($library));
@@ -151,15 +150,13 @@ public function main()
             }
         }
 
-        return;
+        return 0;
     }
 
     /**
      * The command usage.
-     *
-     * @return  int
      */
-    public function usage()
+    public function usage(): void
     {
         echo
             'Usage   : devtools:dependency <options> library', "\n",
@@ -171,8 +168,6 @@ public function usage()
                 'v'    => 'Print only the version.',
                 'help' => 'This help.'
             ]), "\n";
-
-        return;
     }
 }
 

Bin/Diagnostic.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 /**
  * Hoa
  *
@@ -8,7 +10,7 @@
  *
  * New BSD License
  *
- * Copyright © 2007-2017, Hoa community. All rights reserved.
+ * Copyright © 2007-2018, Hoa community. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -42,16 +44,11 @@
  * Class \Hoa\Devtools\Bin\Diagnostic.
  *
  * This command generates a diagnostic.
- *
- * @copyright  Copyright © 2007-2017 Hoa community
- * @license    New BSD License
  */
 class Diagnostic extends Console\Dispatcher\Kit
 {
     /**
      * Options description.
-     *
-     * @var array
      */
     protected $options = [
         ['section', Console\GetOption::REQUIRED_ARGUMENT, 's'],
@@ -64,10 +61,8 @@ class Diagnostic extends Console\Dispatcher\Kit
 
     /**
      * The entry method.
-     *
-     * @return  int
      */
-    public function main()
+    public function main(): int
     {
         $sections   = [];
         $mail       = null;
@@ -87,7 +82,9 @@ public function main()
 
                 case 'h':
                 case '?':
-                    return $this->usage();
+                    $this->usage();
+
+                    return 0;
 
                 case '__ambiguous':
                     $this->resolveOptionAmbiguity($v);
@@ -96,7 +93,7 @@ public function main()
             }
         }
 
-        $store = function ($sections, $key, $value = null) use (&$diagnostic) {
+        $store = function ($sections, $key, $value = null) use (&$diagnostic): void {
             if (is_array($key) && null === $value) {
                 foreach ($key as $i => $name) {
                     $diagnostic[$sections][$i] = $name;
@@ -131,7 +128,7 @@ public function main()
         $store(
             'system',
             'lang',
-            isset($_SERVER['LANG']) ? $_SERVER['LANG'] : 'unknown'
+            $_SERVER['LANG'] ?? 'unknown'
         );
         $store(
             'bin',
@@ -159,7 +156,7 @@ public function main()
             $entry      = 'extension-' . strtolower($extension);
 
             if ('extension-standard' !== $entry &&
-                'extension-core'     !== $entry) {
+                'extension-core' !== $entry) {
                 $entries = [];
 
                 foreach ($reflection->getINIEntries() as $key => $value) {
@@ -204,15 +201,13 @@ public function main()
             return mail($mail, $subject, $ini) ? 0 : 1;
         }
 
-        return;
+        return 0;
     }
 
     /**
      * The command usage.
-     *
-     * @return  int
      */
-    public function usage()
+    public function usage(): void
     {
         echo
             'Usage   : devtools:diagnostic <options>', "\n",
@@ -227,17 +222,12 @@ public function usage()
                 'm'    => 'Email address where to send the diagnostic.',
                 'help' => 'This help.'
             ]), "\n";
-
-        return;
     }
 
     /**
      * Transform an array into INI format.
-     *
-     * @param   array  $array    Array to transform.
-     * @return  string
      */
-    private function arrayToIni(array $array)
+    private function arrayToIni(array $array): ?string
     {
         $out = null;