// LaunchEditor launches the default editor configured for the given repo. This
// method blocks until the editor command has returned.
//
// The specified filename should be a temporary file and provided as a relative path
// from the repo (e.g. "FILENAME" will be converted to ".git/FILENAME"). This file
// will be deleted after the editor is closed and its contents have been read.
//
// This method returns the text that was read from the temporary file, or
// an error if any step in the process failed.
func LaunchEditor(repo repository.Repo, fileName string) (string, error) {
editor, err := repo.GetCoreEditor()
if err != nil {
return "", fmt.Errorf("Unable to detect default git editor: %v\n", err)
}
path := fmt.Sprintf("%s/.git/%s", repo.GetPath(), fileName)
cmd, err := startInlineCommand(editor, path)
if err != nil {
// Running the editor directly did not work. This might mean that
// the editor string is not a path to an executable, but rather
// a shell command (e.g. "emacsclient --tty"). As such, we'll try
// to run the command through bash, and if that fails, try with sh
args := []string{"-c", fmt.Sprintf("%s %q", editor, path)}
cmd, err = startInlineCommand("bash", args...)
if err != nil {
cmd, err = startInlineCommand("sh", args...)
}
}
if err != nil {
return "", fmt.Errorf("Unable to start editor: %v\n", err)
}
if err := cmd.Wait(); err != nil {
return "", fmt.Errorf("Editing finished with error: %v\n", err)
}
output, err := ioutil.ReadFile(path)
if err != nil {
os.Remove(path)
return "", fmt.Errorf("Error reading edited file: %v\n", err)
}
os.Remove(path)
return string(output), err
}
// commentOnReview adds a comment to the current code review.
func commentOnReview(repo repository.Repo, args []string) error {
commentFlagSet.Parse(args)
args = commentFlagSet.Args()
var r *review.Review
var err error
if len(args) > 1 {
return errors.New("Only accepting a single review is supported.")
}
if len(args) == 1 {
r, err = review.Get(repo, args[0])
} else {
r, err = review.GetCurrent(repo)
}
if err != nil {
return fmt.Errorf("Failed to load the review: %v\n", err)
}
if r == nil {
return errors.New("There is no matching review.")
}
if *commentLgtm && *commentNmw {
return errors.New("You cannot combine the flags -lgtm and -nmw.")
}
if *commentLine != 0 && *commentFile == "" {
return errors.New("Specifying a line number with the -l flag requires that you also specify a file name with the -f flag.")
}
if *commentParent != "" && !commentHashExists(*commentParent, r.Comments) {
return errors.New("There is no matching parent comment.")
}
if *commentMessage == "" {
editor, err := repo.GetCoreEditor()
if err != nil {
return fmt.Errorf("Unable to detect default git editor: %v\n", err)
}
path := fmt.Sprintf("%s/.git/%s", repo.GetPath(), commentFilename)
cmd := exec.Command(editor, path)
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err = cmd.Start()
if err != nil {
return fmt.Errorf("Unable to start editor: %v\n", err)
}
err = cmd.Wait()
if err != nil {
return fmt.Errorf("Editing finished with error: %v\n", err)
}
comment, err := ioutil.ReadFile(path)
if err != nil {
os.Remove(path)
return fmt.Errorf("Error reading comment file: %v\n", err)
}
*commentMessage = string(comment)
os.Remove(path)
}
commentedUponCommit, err := r.GetHeadCommit()
if err != nil {
return err
}
location := comment.Location{
Commit: commentedUponCommit,
}
if *commentFile != "" {
location.Path = *commentFile
if *commentLine != 0 {
location.Range = &comment.Range{
StartLine: uint32(*commentLine),
}
}
}
userEmail, err := repo.GetUserEmail()
if err != nil {
return err
}
c := comment.New(userEmail, *commentMessage)
c.Location = &location
c.Parent = *commentParent
if *commentLgtm || *commentNmw {
resolved := *commentLgtm
c.Resolved = &resolved
}
return r.AddComment(c)
}
// rejectReview adds an NMW comment to the current code review.
func rejectReview(repo repository.Repo, args []string) error {
rejectFlagSet.Parse(args)
args = rejectFlagSet.Args()
var r *review.Review
var err error
if len(args) > 1 {
return errors.New("Only rejecting a single review is supported.")
}
if len(args) == 1 {
r, err = review.Get(repo, args[0])
} else {
r, err = review.GetCurrent(repo)
}
if err != nil {
return fmt.Errorf("Failed to load the review: %v\n", err)
}
if r == nil {
return errors.New("There is no matching review.")
}
if *rejectMessage == "" {
editor, err := repo.GetCoreEditor()
if err != nil {
return fmt.Errorf("Unable to detect default git editor: %v\n", err)
}
path := fmt.Sprintf("%s/.git/%s", repo.GetPath(), rejectFilename)
cmd := exec.Command(editor, path)
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
err = cmd.Start()
if err != nil {
return fmt.Errorf("Unable to start editor: %v\n", err)
}
err = cmd.Wait()
if err != nil {
return fmt.Errorf("Editing finished with error: %v\n", err)
}
comment, err := ioutil.ReadFile(path)
if err != nil {
os.Remove(path)
return fmt.Errorf("Error reading comment file: %v\n", err)
}
*rejectMessage = string(comment)
os.Remove(path)
}
rejectedCommit, err := r.GetHeadCommit()
if err != nil {
return err
}
location := comment.Location{
Commit: rejectedCommit,
}
resolved := false
userEmail, err := repo.GetUserEmail()
if err != nil {
return err
}
c := comment.New(userEmail, *rejectMessage)
c.Location = &location
c.Resolved = &resolved
return r.AddComment(c)
}