hunk.code_window:                     onPaste={this.pasteBoxChange}
                       onChange={this.onChangeHandle}
                   />
               </div>
           );
           return (
  
hunk.labels: keep add keep keep keep keep keep
hunk.after_edit:                     onClick={this.selectTheme}
  
hunk.file_path: webapp/components/user_settings/custom_theme_chooser.jsx
hunk.type: add
file: // Copyright 2012-present Oliver Eilhard. All rights reserved.
  // Use of this source code is governed by a MIT-license.
  // See http://olivere.mit-license.org/license.txt for details.
  
  package elastic
  
  import "context"
  
  // HasPlugin indicates whether the cluster has the named plugin.
  func (c *Client) HasPlugin(name string) (bool, error) {
  	plugins, err := c.Plugins()
  	if err != nil {
  		return false, nil
  	}
  	for _, plugin := range plugins {
  		if plugin == name {
  			return true, nil
  		}
  	}
  	return false, nil
  }
  
  // Plugins returns the list of all registered plugins.
  func (c *Client) Plugins() ([]string, error) {
  	stats, err := c.ClusterStats().Do(context.Background())
  	if err != nil {
  		return nil, err
  	}
  	if stats == nil {
  		return nil, err
  	}
  	if stats.Nodes == nil {
  		return nil, err
  	}
  	var plugins []string
  	for _, plugin := range stats.Nodes.Plugins {
  		plugins = append(plugins, plugin.Name)
  	}
  	return plugins, nil
  }
  