original_string: public function addUsage($usage)
      {
          if (0 !== strpos($usage, $this->name)) {
              $usage = sprintf('%s %s', $this->name, $usage);
          }
  
          $this->usages[] = $usage;
  
          return $this;
      }
code: public function addUsage($usage)
      {
          if (0 !== strpos($usage, $this->name)) {
              $usage = sprintf('%s %s', $this->name, $usage);
          }
  
          $this->usages[] = $usage;
  
          return $this;
      }
code_tokens: public function addUsage ( $ usage ) { if ( 0 !== strpos ( $ usage , $ this -> name ) ) { $ usage = sprintf ( '%s %s' , $ this -> name , $ usage ) ; } $ this -> usages [ ] = $ usage ; return $ this ; }
docstring: Add a command usage example.
  
  @param string $usage The usage, it'll be prefixed with the command name
  
  @return $this
docstring_tokens: Add a command usage example .