Example #1
0
func (gi *GotoDef) Exec(on interface{}) (executed, consume bool) {
	opener, ok := on.(LineOpener)
	if !ok {
		return false, false
	}
	editor := opener.CurrentEditor()
	if editor == nil {
		return true, true
	}
	proj := opener.Project()
	lastCaret := editor.Controller().LastCaret()
	cmd := exec.Command("godef", "-f", editor.Filepath(), "-o", strconv.Itoa(lastCaret), "-i")
	cmd.Stdin = bytes.NewBufferString(editor.Text())
	errBuffer := &bytes.Buffer{}
	cmd.Stderr = errBuffer
	cmd.Env = []string{"PATH=" + os.Getenv("PATH")}
	if proj.Gopath != "" {
		cmd.Env[0] += string(os.PathListSeparator) + filepath.Join(proj.Gopath, "bin")
		cmd.Env = append(cmd.Env, "GOPATH="+proj.Gopath)
	}
	output, err := cmd.Output()
	if err != nil {
		gi.err = fmt.Sprintf("godef error: %s", string(output))
		return true, true
	}
	path, line, column, err := parseGodef(output)
	if err != nil {
		gi.err = err.Error()
		return true, true
	}
	opener.OpenLine(path, line, column)
	return true, true
}
Example #2
0
File: save.go Project: nelsam/vidar
func (s *SaveCurrent) Exec(target interface{}) (executed, consume bool) {
	finder, ok := target.(CurrentFileFinder)
	if !ok {
		return false, false
	}
	editor := finder.CurrentEditor()
	if editor == nil {
		return true, true
	}
	s.filepath = finder.CurrentFile()
	if !editor.LastKnownMTime().IsZero() {
		finfo, err := os.Stat(s.filepath)
		if err != nil {
			s.err = fmt.Sprintf("Could not stat file %s: %s", s.filepath, err)
			return true, false
		}
		if finfo.ModTime().After(editor.LastKnownMTime()) {
			// TODO: prompt for override
			s.err = fmt.Sprintf("File %s changed on disk.  Cowardly refusing to overwrite.", s.filepath)
			return true, false
		}
	}
	f, err := os.Create(s.filepath)
	if err != nil {
		s.err = fmt.Sprintf("Could not open %s for writing: %s", s.filepath, err)
		return true, false
	}
	defer f.Close()
	if !strings.HasSuffix(editor.Text(), "\n") {
		editor.SetText(editor.Text() + "\n")
	}
	if _, err := f.WriteString(editor.Text()); err != nil {
		s.err = fmt.Sprintf("Could not write to file %s: %s", s.filepath, err)
		return true, false
	}
	s.info = fmt.Sprintf("Successfully saved %s", s.filepath)
	editor.FlushedChanges()
	return true, true
}