original_string: public function isWritable($path)
      {
          $node = $this->at($path);
          return null !== $node && (0x0080 & $node->perms);
      }
code: public function isWritable($path)
      {
          $node = $this->at($path);
          return null !== $node && (0x0080 & $node->perms);
      }
code_tokens: public function isWritable ( $ path ) { $ node = $ this -> at ( $ path ) ; return null !== $ node && ( 0x0080 & $ node -> perms ) ; }
docstring: Equivalent to PHP `is_writable` function.
  Assumes that the user is the file owner.
  
  @param  string  $path
  @return boolean
docstring_tokens: Equivalent to PHP is_writable function . Assumes that the user is the file owner .