minor symfony#14121 CS: Pre incrementation/decrementation should be used if possible (gharlan)

This PR was merged into the 2.3 branch.

Discussion
----------

CS: Pre incrementation/decrementation should be used if possible

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

Fixes provided by new fixer: PHP-CS-Fixer/PHP-CS-Fixer#1113

If this pr is merged I would change the level of the fixer to `symfony`.

Commits
-------

c5123d6 CS: Pre incrementation/decrementation should be used if possible

Author: fabpot

src/Symfony/Bridge/Doctrine/Tests/Logger/DbalLoggerTest.php

@@ -121,7 +121,7 @@ public function testLogUTF8LongString()
 
         $shortString = '';
         $longString = '';
-        for ($i = 1; $i <= DbalLogger::MAX_STRING_LENGTH; $i++) {
+        for ($i = 1; $i <= DbalLogger::MAX_STRING_LENGTH; ++$i) {
             $shortString .= $testStringArray[$i % $testStringCount];
             $longString .= $testStringArray[$i % $testStringCount];
         }

src/Symfony/Bridge/Twig/Extension/CodeExtension.php

@@ -141,7 +141,7 @@ public function fileExcerpt($file, $line)
             $content = preg_split('#<br />#', $code);
 
             $lines = array();
-            for ($i = max($line - 3, 1), $max = min($line + 3, count($content)); $i <= $max; $i++) {
+            for ($i = max($line - 3, 1), $max = min($line + 3, count($content)); $i <= $max; ++$i) {
                 $lines[] = '<li'.($i == $line ? ' class="selected"' : '').'><code>'.self::fixCodeMarkup($content[$i - 1]).'</code></li>';
             }
 

src/Symfony/Bundle/FrameworkBundle/Command/ContainerDebugCommand.php

@@ -143,7 +143,7 @@ protected function validateInput(InputInterface $input)
         $optionsCount = 0;
         foreach ($options as $option) {
             if ($input->getOption($option)) {
-                $optionsCount++;
+                ++$optionsCount;
             }
         }
 

src/Symfony/Bundle/FrameworkBundle/Templating/Helper/CodeHelper.php

@@ -135,7 +135,7 @@ public function fileExcerpt($file, $line)
             $content = preg_split('#<br />#', $code);
 
             $lines = array();
-            for ($i = max($line - 3, 1), $max = min($line + 3, count($content)); $i <= $max; $i++) {
+            for ($i = max($line - 3, 1), $max = min($line + 3, count($content)); $i <= $max; ++$i) {
                 $lines[] = '<li'.($i == $line ? ' class="selected"' : '').'><code>'.self::fixCodeMarkup($content[$i - 1]).'</code></li>';
             }
 

src/Symfony/Bundle/FrameworkBundle/Translation/PhpExtractor.php

@@ -148,7 +148,7 @@ protected function parseTokens($tokens, MessageCatalogue $catalog)
     {
         $tokenIterator = new \ArrayIterator($tokens);
 
-        for ($key = 0; $key < $tokenIterator->count(); $key++) {
+        for ($key = 0; $key < $tokenIterator->count(); ++$key) {
             foreach ($this->sequences as $sequence) {
                 $message = '';
                 $tokenIterator->seek($key);

src/Symfony/Bundle/TwigBundle/Command/LintCommand.php

@@ -142,7 +142,7 @@ protected function getContext($template, $line, $context = 3)
         $result = array();
         while ($position < $max) {
             $result[$position + 1] = $lines[$position];
-            $position++;
+            ++$position;
         }
 
         return $result;

src/Symfony/Component/ClassLoader/ClassMapGenerator.php

@@ -95,7 +95,7 @@ private static function findClasses($path)
         $classes = array();
 
         $namespace = '';
-        for ($i = 0, $max = count($tokens); $i < $max; $i++) {
+        for ($i = 0, $max = count($tokens); $i < $max; ++$i) {
             $token = $tokens[$i];
 
             if (is_string($token)) {

src/Symfony/Component/Config/Loader/FileLoader.php

@@ -91,7 +91,7 @@ public function import($resource, $type = null, $ignoreErrors = false, $sourceRe
             }
 
             $resources = is_array($resource) ? $resource : array($resource);
-            for ($i = 0; $i < $resourcesCount = count($resources); $i++) {
+            for ($i = 0; $i < $resourcesCount = count($resources); ++$i) {
                 if (isset(self::$loading[$resources[$i]])) {
                     if ($i == $resourcesCount - 1) {
                         throw new FileLoaderImportCircularReferenceException(array_keys(self::$loading));

src/Symfony/Component/Console/Application.php

@@ -759,7 +759,7 @@ public function renderException($e, $output)
                     'args' => array(),
                 ));
 
-                for ($i = 0, $count = count($trace); $i < $count; $i++) {
+                for ($i = 0, $count = count($trace); $i < $count; ++$i) {
                     $class = isset($trace[$i]['class']) ? $trace[$i]['class'] : '';
                     $type = isset($trace[$i]['type']) ? $trace[$i]['type'] : '';
                     $function = $trace[$i]['function'];

src/Symfony/Component/Console/Helper/DialogHelper.php

@@ -131,7 +131,7 @@ public function ask(OutputInterface $output, $question, $default = null, array $
                 // Backspace Character
                 if ("\177" === $c) {
                     if (0 === $numMatches && 0 !== $i) {
-                        $i--;
+                        --$i;
                         // Move cursor backwards
                         $output->write("\033[1D");
                     }
@@ -184,7 +184,7 @@ public function ask(OutputInterface $output, $question, $default = null, array $
                 } else {
                     $output->write($c);
                     $ret .= $c;
-                    $i++;
+                    ++$i;
 
                     $numMatches = 0;
                     $ofs = 0;