I am big fan of Vim/Neovim. I am using vim every day for coding. I want to be up to date against nightly build of Neovim and thats the reason for writing this small piece of shit.
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| package main | |
| import ( | |
| "bufio" | |
| "bytes" | |
| "fmt" | |
| "log" | |
| "net/http" | |
| "os/exec" | |
| "strings" | |
| "github.com/PuerkitoBio/goquery" | |
| ) | |
| var ( | |
| colorReset = "\033[0m" | |
| colorRed = "\033[31m" | |
| colorGreen = "\033[32m" | |
| colorYellow = "\033[33m" | |
| colorBlue = "\033[34m" | |
| colorPurple = "\033[35m" | |
| colorCyan = "\033[36m" | |
| colorWhite = "\033[37m" | |
| ) | |
| const verURL = "https://github.com/neovim/neovim/releases" | |
| func main() { | |
| versionOnMyMac, err := getInstalledNvimVersion() | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| latestNightBuild, err := getLatestNightBuild() | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| fmt.Println("on my mac: ", versionOnMyMac) | |
| fmt.Println("latest night build: ", latestNightBuild) | |
| if versionOnMyMac == latestNightBuild { | |
| fmt.Println(colorGreen + "OK " + colorReset + " you are up to date") | |
| } else { | |
| fmt.Println(colorYellow + | |
| "Yes! " + | |
| colorBlue + | |
| "on net is newer version" + | |
| colorReset, | |
| ) | |
| fmt.Println("please visit: ", verURL) | |
| } | |
| } | |
| func getLatestNightBuild() (version string, err error) { | |
| res, err := http.Get(verURL) | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| defer res.Body.Close() | |
| doc, err := goquery.NewDocumentFromReader(res.Body) | |
| if err != nil { | |
| log.Fatal(err) | |
| } | |
| versions := []string{} | |
| doc. | |
| Find(".release-header .f1"). | |
| Each(func(i int, s *goquery.Selection) { | |
| title := s.Find("a").Text() | |
| versions = append(versions, title) | |
| }) | |
| return string(versions[0]), nil | |
| } | |
| func getInstalledNvimVersion() (version string, err error) { | |
| var stdout bytes.Buffer | |
| var stderr bytes.Buffer | |
| cmd := exec.Command("nvim", "--version") | |
| cmd.Stdout = &stdout | |
| cmd.Stderr = &stderr | |
| err = cmd.Run() | |
| if err != nil { | |
| return "", err | |
| } | |
| lines, err := StringToLines(stdout.String()) | |
| if err != nil { | |
| return "", err | |
| } | |
| return lines[0], nil | |
| } | |
| func StringToLines(s string) (lines []string, err error) { | |
| scanner := bufio.NewScanner(strings.NewReader(s)) | |
| for scanner.Scan() { | |
| lines = append(lines, scanner.Text()) | |
| } | |
| err = scanner.Err() | |
| return lines, err | |
| } |
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