func()

in plugin/setup.go [84:104]

• 21 lines of code
• 5 McCabe index (conditional complexity)

func (c Config) setupPlugins(plugins chan pluginInfo, status map[string]bool) ([]pluginInfo, error) {
	var (
		result []pluginInfo
		num    = len(plugins)
	)
	for num > 0 {
		for i := 0; i < num; i++ {
			p := <-plugins
			if err := p.setup(); err != nil {
				return nil, err
			}
			status[p.key()] = true
			result = append(result, p)
		}
		if len(plugins) == num { // none plugin is setup, circular dependency exists.
			return nil, fmt.Errorf("cycle depends, not plugin is setup")
		}
		num = len(plugins) // continue to process plugins that were moved to tail of the channel.
	}
	return result, nil
}