public function error($error, $tokens = null)
    {
        switch ($error) {
            case '&require-package-or-repository':
                $message = 'Repository url or package name required.';
                break;
            case '&require-package-or-project':
                $message = 'Package name or project name required, type \'php producer --help ${command}\'.';
                break;
            case '&help-not-found':
                $message = 'Not found help for \'${command}\' command.';
                break;
            case '&file-not-found':
                $message = 'File not found \'${file}\' during \'${command}\'.';
                break;
            case '&json-syntax-error':
                $message = '[JSON] Syntax error on \'${file}\' during \'${command}\'.';
                break;
            case '&project-not-found':
                $message = 'Project into directory \''.$this->projectsDir.'/${project}\' not found.';
                break;
            default:
                $message = $error;
        }

        if (is_array($tokens) && $tokens) {
            foreach ($tokens as $token => $value) {
                $message = str_replace('${'.$token.'}', $value, $message);
            }
        }

        echo "> Producer: {$message}\n";

        return $error;
    }
public function error($error, $tokens = null)
    {
        switch ($error) {
            case '&require-package-or-repository':
                $message = 'Repository url or package name required.';
                break;
            case '&require-package-or-project':
                $message = 'Package name or project name required, type \'php producer --help ${command}\'.';
                break;
            case '&help-not-found':
                $message = 'Not found help for \'${command}\' command.';
                break;
            case '&file-not-found':
                $message = 'File not found \'${file}\' during \'${command}\'.';
                break;
            case '&json-syntax-error':
                $message = '[JSON] Syntax error on \'${file}\' during \'${command}\'.';
                break;
            case '&project-not-found':
                $message = 'Project into directory \''.$this->projectsDir.'/${project}\' not found.';
                break;
            default:
                $message = $error;
        }

        if (is_array($tokens) && $tokens) {
            foreach ($tokens as $token => $value) {
                $message = str_replace('${'.$token.'}', $value, $message);
            }
        }

        echo "> Producer: {$message}\n";

        return $error;
    }
public function error ( $ error , $ tokens = null ) { switch ( $ error ) { case '&require-package-or-repository' : $ message = 'Repository url or package name required.' ; break ; case '&require-package-or-project' : $ message = 'Package name or project name required, type \'php producer --help ${command}\'.' ; break ; case '&help-not-found' : $ message = 'Not found help for \'${command}\' command.' ; break ; case '&file-not-found' : $ message = 'File not found \'${file}\' during \'${command}\'.' ; break ; case '&json-syntax-error' : $ message = '[JSON] Syntax error on \'${file}\' during \'${command}\'.' ; break ; case '&project-not-found' : $ message = 'Project into directory \'' . $ this -> projectsDir . '/${project}\' not found.' ; break ; default : $ message = $ error ; } if ( is_array ( $ tokens ) && $ tokens ) { foreach ( $ tokens as $ token => $ value ) { $ message = str_replace ( '${' . $ token . '}' , $ value , $ message ) ; } } echo "> Producer: {$message}\n" ; return $ error ; }
Return error message.

@param mixed      $error
@param null|mixed $tokens
Return error message .