Add min_version option

cmd/run.go

@@ -12,6 +12,7 @@ import (
  "path/filepath"
  "regexp"
  "sort"
+ "strconv"
  "strings"
  "sync"
  "time"
@@ -57,6 +58,7 @@ const (
  tagsConfigKey string = "tags"
  pipedConfigKey string = "piped"
  excludeTagsConfigKey string = "exclude_tags"
+ minVersionConfigKey string = "min_version"
  execMode os.FileMode = 0751
 )
 
@@ -88,6 +90,10 @@ func RunCmdExecutor(args []string, fs afero.Fs) error {
  if os.Getenv("LEFTHOOK") == "0" {
  return nil
  }
+ if !isVersionOk() {
+ log.Println(au.Brown("Config error! Current Lefhook version lower than config version or 'min_version' incorrect, check format: '0.6.0'"))
+ return errors.New("Current Lefhook version lower than config version or 'min_version' incorrect")
+ }
  if tags := os.Getenv("LEFTHOOK_EXCLUDE"); tags != "" {
  envExcludeTags = append(envExcludeTags, strings.Split(tags, ",")[:]...)
  }
@@ -503,3 +509,29 @@ func makeExecutable(path string) {
  log.Fatal(err)
  }
 }
+
+func isVersionOk() bool {
+ if !viper.IsSet(minVersionConfigKey) {
+ return true
+ }
+
+ configVersion := viper.GetString(minVersionConfigKey)
+
+ configVersionSplited := strings.Split(configVersion, ".")
+ if len(configVersionSplited) != 3 {
+ VerbosePrint("Config min_version option have incorrect format")
+ return false
+ }
+
+ currentVersionSplited := strings.Split(version, ".")
+
+ for i, value := range currentVersionSplited {
+ currentNum, _ := strconv.ParseInt(value, 0, 64)
+ configNum, _ := strconv.ParseInt(configVersionSplited[i], 0, 64)
+ if currentNum < configNum {
+ return false
+ }
+ }
+
+ return true
+}