original_string: protected function getSourcesContent()
      {
          if (empty($this->sources)) {
              return null;
          }
  
          $content = array();
  
          foreach ($this->sources as $sourceFile) {
              $content[] = file_get_contents($sourceFile);
          }
  
          return $content;
      }
code: protected function getSourcesContent()
      {
          if (empty($this->sources)) {
              return null;
          }
  
          $content = array();
  
          foreach ($this->sources as $sourceFile) {
              $content[] = file_get_contents($sourceFile);
          }
  
          return $content;
      }
code_tokens: protected function getSourcesContent ( ) { if ( empty ( $ this -> sources ) ) { return null ; } $ content = array ( ) ; foreach ( $ this -> sources as $ sourceFile ) { $ content [ ] = file_get_contents ( $ sourceFile ) ; } return $ content ; }
docstring: Returns the sources contents
  
  @return array|null
docstring_tokens: Returns the sources contents