docs: def gofmt(ui, repo, *pats, **opts):
  	"""apply gofmt to modified files
  
  	Applies gofmt to the modified files in the repository that match
  	the given patterns.
  	"""
  	if codereview_disabled:
  		raise hg_util.Abort(codereview_disabled)
  
  	files = ChangedExistingFiles(ui, repo, pats, opts)
  	files = gofmt_required(files)
  	if not files:
  		ui.status("no modified go files\n")
  		return
  	cwd = os.getcwd()
  	files = [RelativePath(repo.root + '/' + f, cwd) for f in files]
  	try:
  		cmd = ["gofmt", "-l"]
  		if not opts["list"]:
  			cmd += ["-w"]
  		if subprocess.call(cmd + files) != 0:
  			raise hg_util.Abort("gofmt did not exit cleanly")
  	except hg_error.Abort, e:
  		raise
  	except:
  		raise hg_util.Abort("gofmt: " + ExceptionDetail())
  	return