original_string: public function commandExists($cmd) {
  		return $this->loaded && isset($this->commands[$cmd]) && method_exists($this, $cmd);
  	}
code: public function commandExists($cmd) {
  		return $this->loaded && isset($this->commands[$cmd]) && method_exists($this, $cmd);
  	}
code_tokens: public function commandExists ( $ cmd ) { return $ this -> loaded && isset ( $ this -> commands [ $ cmd ] ) && method_exists ( $ this , $ cmd ) ; }
docstring: Return true if command exists
  
  @param  string  command name
  @return bool
  @author Dmitry (dio) Levashov
docstring_tokens: Return true if command exists