Cleanup

src/CLI/Application.php

@@ -16,16 +16,11 @@
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Input\ArrayInput;
 
-/**
- * TextUI frontend for PHPCPD.
- *
- * @since     Class available since Release 2.0.0
- */
 class Application extends AbstractApplication
 {
     public function __construct()
     {
-        $version = new Version('3.0.0', dirname(dirname(__DIR__)));
+        $version = new Version('3.0.0', \dirname(\dirname(__DIR__)));
         parent::__construct('phpcpd', $version->getVersion());
     }
 
@@ -81,7 +76,7 @@ public function doRun(InputInterface $input, OutputInterface $output)
 
         if (!$input->hasParameterOption('--quiet')) {
             $output->write(
-                sprintf(
+                \sprintf(
                     "phpcpd %s by Sebastian Bergmann.\n\n",
                     $this->getVersion()
                 )
@@ -102,15 +97,15 @@ public function doRun(InputInterface $input, OutputInterface $output)
 
     private function disableXdebug()
     {
-        if (!extension_loaded('xdebug')) {
+        if (!\extension_loaded('xdebug')) {
             return;
         }
 
-        ini_set('xdebug.scream', 0);
-        ini_set('xdebug.max_nesting_level', 8192);
-        ini_set('xdebug.show_exception_trace', 0);
-        ini_set('xdebug.show_error_trace', 0);
+        \ini_set('xdebug.scream', 0);
+        \ini_set('xdebug.max_nesting_level', 8192);
+        \ini_set('xdebug.show_exception_trace', 0);
+        \ini_set('xdebug.show_error_trace', 0);
 
-        xdebug_disable();
+        \xdebug_disable();
     }
 }

src/CLI/Command.php

@@ -22,9 +22,6 @@
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Helper\ProgressBar;
 
-/**
- * @since     Class available since Release 2.0.0
- */
 class Command extends AbstractCommand
 {
     /**
@@ -61,7 +58,7 @@ protected function configure()
                  null,
                  InputOption::VALUE_REQUIRED,
                  'A comma-separated list of paths regexps to exclude (example: "#var/.*_tmp#")',
-                 array()
+                 []
              )
              ->addOption(
                  'exclude',
@@ -131,7 +128,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
         $progressBar = null;
 
         if ($input->getOption('progress')) {
-            $progressBar = new ProgressBar($output, count($files));
+            $progressBar = new ProgressBar($output, \count($files));
             $progressBar->start();
         }
 
@@ -169,7 +166,7 @@ protected function execute(InputInterface $input, OutputInterface $output)
             print \PHP_Timer::resourceUsage() . "\n";
         }
 
-        if (count($clones) > 0) {
+        if (\count($clones) > 0) {
             exit(1);
         }
     }
@@ -184,9 +181,9 @@ private function handleCSVOption(InputInterface $input, $option)
     {
         $result = $input->getOption($option);
 
-        if (!is_array($result)) {
-            $result = explode(',', $result);
-            array_map('trim', $result);
+        if (!\is_array($result)) {
+            $result = \explode(',', $result);
+            \array_map('trim', $result);
         }
 
         return $result;

src/CodeClone.php

@@ -10,11 +10,6 @@
 
 namespace SebastianBergmann\PHPCPD;
 
-/**
- * Represents an exact code clone.
- *
- * @since     Class available since Release 1.1.0
- */
 class CodeClone
 {
     /**
@@ -57,7 +52,7 @@ public function __construct(CodeCloneFile $fileA, CodeCloneFile $fileB, $size, $
 
         $this->size   = $size;
         $this->tokens = $tokens;
-        $this->id     = md5($this->getLines());
+        $this->id     = \md5($this->getLines());
     }
 
     /**
@@ -94,16 +89,16 @@ public function getFiles()
     public function getLines($indent = '')
     {
         if (empty($this->lines)) {
-            $file = current($this->files);
+            $file = \current($this->files);
 
-            $this->lines = implode(
+            $this->lines = \implode(
                 '',
-                array_map(
+                \array_map(
                     function ($line) use ($indent) {
                         return $indent . $line;
                     },
-                    array_slice(
-                        file($file->getName()),
+                    \array_slice(
+                        \file($file->getName()),
                         $file->getStartLine() - 1,
                         $this->size
                     )

src/CodeCloneFile.php

@@ -1,48 +1,14 @@
 <?php
-/**
- * phpcpd
+/*
+ * This file is part of PHP Copy/Paste Detector (PHPCPD).
  *
- * Copyright (c) 2009-2015, Sebastian Bergmann <sebastian@phpunit.de>.
- * All rights reserved.
+ * (c) Sebastian Bergmann <sebastian@phpunit.de>
  *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- *   * Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- *
- *   * Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in
- *     the documentation and/or other materials provided with the
- *     distribution.
- *
- *   * Neither the name of Sebastian Bergmann nor the names of his
- *     contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- * @since     File available since Release 1.5.0
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
  */
 namespace SebastianBergmann\PHPCPD;
 
-/**
- * Represents an exact code clone file.
- *
- * @since     Class available since Release 1.5.0
- */
 class CodeCloneFile
 {
     /**

src/CodeCloneMap.php

@@ -10,11 +10,6 @@
 
 namespace SebastianBergmann\PHPCPD;
 
-/**
- * A map of exact clones.
- *
- * @since     Class available since Release 1.1.0
- */
 class CodeCloneMap implements \Countable, \Iterator
 {
     /**
@@ -67,7 +62,7 @@ public function addClone(CodeClone $clone)
             }
         }
 
-        $this->numberOfDuplicatedLines += $clone->getSize() * (count($clone->getFiles()) - 1);
+        $this->numberOfDuplicatedLines += $clone->getSize() * (\count($clone->getFiles()) - 1);
 
         foreach ($clone->getFiles() as $file) {
             if (!isset($this->filesWithClones[$file->getName()])) {
@@ -99,7 +94,7 @@ public function getPercentage()
             $percent = 100;
         }
 
-        return sprintf('%01.2F%%', $percent);
+        return \sprintf('%01.2F%%', $percent);
     }
 
     /**
@@ -127,15 +122,15 @@ public function setNumLines($numLines)
      */
     public function count()
     {
-        return count($this->clones);
+        return \count($this->clones);
     }
 
     /**
      * @return int
      */
     public function getNumberOfFilesWithClones()
     {
-        return count($this->filesWithClones);
+        return \count($this->filesWithClones);
     }
 
     /**
@@ -161,7 +156,7 @@ public function rewind()
      */
     public function valid()
     {
-        return $this->position < count($this->clones);
+        return $this->position < \count($this->clones);
     }
 
     /**

src/Detector/Detector.php

@@ -14,11 +14,6 @@
 use SebastianBergmann\PHPCPD\CodeCloneMap;
 use Symfony\Component\Console\Helper\ProgressBar;
 
-/**
- * PHPCPD code analyser.
- *
- * @since     Class available since Release 1.0.0
- */
 class Detector
 {
     /**

src/Detector/Strategy/Abstract.php

@@ -12,11 +12,6 @@
 
 use SebastianBergmann\PHPCPD\CodeCloneMap;
 
-/**
- * Abstract base class for strategies to detect code clones.
- *
- * @since     Class available since Release 1.4.0
- */
 abstract class AbstractStrategy
 {
     /**

src/Detector/Strategy/Default.php

@@ -14,11 +14,6 @@
 use SebastianBergmann\PHPCPD\CodeCloneFile;
 use SebastianBergmann\PHPCPD\CodeCloneMap;
 
-/**
- * Default strategy for detecting code clones.
- *
- * @since     Class available since Release 1.4.0
- */
 class DefaultStrategy extends AbstractStrategy
 {
     /**
@@ -32,24 +27,24 @@ class DefaultStrategy extends AbstractStrategy
      */
     public function processFile($file, $minLines, $minTokens, CodeCloneMap $result, $fuzzy = false)
     {
-        $buffer                    = file_get_contents($file);
+        $buffer                    = \file_get_contents($file);
         $currentTokenPositions     = [];
         $currentTokenRealPositions = [];
         $currentSignature          = '';
-        $tokens                    = token_get_all($buffer);
+        $tokens                    = \token_get_all($buffer);
         $tokenNr                   = 0;
         $lastTokenLine             = 0;
 
         $result->setNumLines(
-            $result->getNumLines() + substr_count($buffer, "\n")
+            $result->getNumLines() + \substr_count($buffer, "\n")
         );
 
         unset($buffer);
 
-        foreach (array_keys($tokens) as $key) {
+        foreach (\array_keys($tokens) as $key) {
             $token = $tokens[$key];
 
-            if (is_array($token)) {
+            if (\is_array($token)) {
                 if (!isset($this->tokensIgnoreList[$token[0]])) {
                     if ($tokenNr == 0) {
                         $currentTokenPositions[$tokenNr] = $token[2] - $lastTokenLine;
@@ -64,15 +59,15 @@ public function processFile($file, $minLines, $minTokens, CodeCloneMap $result,
                         $token[1] = 'variable';
                     }
 
-                    $currentSignature .= chr($token[0] & 255) .
-                                         pack('N*', crc32($token[1]));
+                    $currentSignature .= \chr($token[0] & 255) .
+                                         \pack('N*', \crc32($token[1]));
                 }
 
                 $lastTokenLine = $token[2];
             }
         }
 
-        $count         = count($currentTokenPositions);
+        $count         = \count($currentTokenPositions);
         $firstLine     = 0;
         $firstRealLine = 0;
         $found         = false;
@@ -82,9 +77,9 @@ public function processFile($file, $minLines, $minTokens, CodeCloneMap $result,
             $line     = $currentTokenPositions[$tokenNr];
             $realLine = $currentTokenRealPositions[$tokenNr];
 
-            $hash = substr(
-                md5(
-                    substr(
+            $hash = \substr(
+                \md5(
+                    \substr(
                         $currentSignature,
                         $tokenNr * 5,
                         $minTokens * 5
@@ -112,7 +107,7 @@ public function processFile($file, $minLines, $minTokens, CodeCloneMap $result,
                     $lastLine     = $currentTokenPositions[$lastToken];
                     $lastRealLine = $currentTokenRealPositions[$lastToken];
                     $numLines     = $lastLine + 1 - $firstLine;
-                    $realNumLines = $lastRealLine +1 - $firstRealLine;
+                    $realNumLines = $lastRealLine + 1 - $firstRealLine;
 
                     if ($numLines >= $minLines &&
                         ($fileA != $file ||
@@ -144,7 +139,7 @@ public function processFile($file, $minLines, $minTokens, CodeCloneMap $result,
             $lastLine     = $currentTokenPositions[$lastToken];
             $lastRealLine = $currentTokenRealPositions[$lastToken];
             $numLines     = $lastLine + 1 - $firstLine;
-            $realNumLines = $lastRealLine +1 - $firstRealLine;
+            $realNumLines = $lastRealLine + 1 - $firstRealLine;
 
             if ($numLines >= $minLines &&
                 ($fileA != $file || $firstLineA != $firstRealLine)) {