hunk.code_window: 					if checkForMention(splitWord) {
   						continue
   					}
   					if _, ok := systemMentions[splitWord]; !ok && strings.HasPrefix(splitWord, "@") {
   						username := splitWord[1:]
   						ret.OtherPotentialMentions = append(ret.OtherPotentialMentions, username)
   					}
   				}
   			}
  
hunk.labels: keep keep keep keep replace replace keep keep keep
hunk.after_edit: 						ret.OtherPotentialMentions = append(ret.OtherPotentialMentions, splitWord[1:])
  
hunk.file_path: app/notification.go
hunk.type: replace
file: // Copyright 2016 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  
  package main
  
  import (
  	"golang.org/x/text/message/pipeline"
  )
  
  // TODO:
  // - merge information into existing files
  // - handle different file formats (PO, XLIFF)
  // - handle features (gender, plural)
  // - message rewriting
  
  var (
  	lang *string
  	out  *string
  )
  
  func init() {
  	lang = cmdUpdate.Flag.String("lang", "en-US", "comma-separated list of languages to process")
  	out = cmdUpdate.Flag.String("out", "", "output file to write to")
  }
  
  var cmdUpdate = &Command{
  	Run:       runUpdate,
  	UsageLine: "update <package>* [-out <gofile>]",
  	Short:     "merge translations and generate catalog",
  }
  
  func runUpdate(cmd *Command, config *pipeline.Config, args []string) error {
  	config.Packages = args
  	state, err := pipeline.Extract(config)
  	if err != nil {
  		return wrap(err, "extract failed")
  	}
  	if err := state.Import(); err != nil {
  		return wrap(err, "import failed")
  	}
  	if err := state.Merge(); err != nil {
  		return wrap(err, "merge failed")
  	}
  	if err := state.Export(); err != nil {
  		return wrap(err, "export failed")
  	}
  	if *out != "" {
  		return wrap(state.Generate(), "generation failed")
  	}
  	return nil
  }
  