[#293] Mob timer should work anywhere on the system

CHANGELOG.md

@@ -1,5 +1,6 @@
 # 3.1.5
 - Add a more specific error message if `git` is not installed.
+- Allow for using `mob timer` outside of git repositories.
 - Fix: `mob done --squash-wip` now successfully auto-merges auto-mergeable diverging changes.
 - Print the help output whenever any kind of help argument (`help`, `--help`, `-h`) is present in the command, e.g. `mob s 10 -h`.
 - Various fixes in suggestion of next typist:

mob.go

@@ -951,22 +951,33 @@ func startTimer(timerInMinutes string, configuration Configuration) {
 }
 
 func getMobTimerRoom(configuration Configuration) string {
-	currentWipBranchQualifier := configuration.WipBranchQualifier
-	if currentWipBranchQualifier == "" {
+	if !isGit() {
+		debugInfo("timer not in git repository, using MOB_TIMER_ROOM for room name")
+		return configuration.TimerRoom
+	}
+
+	currentWipBranchQualifier := getCurrentWipBranchQualifier(configuration)
+
+	if configuration.TimerRoomUseWipBranchQualifier && currentWipBranchQualifier != "" {
+		sayInfo("Using wip branch qualifier for room name")
+		return currentWipBranchQualifier
+	}
+
+	return configuration.TimerRoom
+}
+
+func getCurrentWipBranchQualifier(configuration Configuration) string {
+	if configuration.WipBranchQualifier == "" {
 		currentBranch := gitCurrentBranch()
 		currentBaseBranch, _ := determineBranches(currentBranch, gitBranches(), configuration)
 
 		if currentBranch.IsWipBranch(configuration) {
 			wipBranchWithoutWipPrefix := currentBranch.removeWipPrefix(configuration).Name
-			currentWipBranchQualifier = removePrefix(removePrefix(wipBranchWithoutWipPrefix, currentBaseBranch.Name), configuration.WipBranchQualifierSeparator)
+			return removePrefix(removePrefix(wipBranchWithoutWipPrefix, currentBaseBranch.Name), configuration.WipBranchQualifierSeparator)
 		}
 	}
 
-	if configuration.TimerRoomUseWipBranchQualifier && currentWipBranchQualifier != "" {
-		sayInfo("Using wip branch qualifier for room name")
-		return currentWipBranchQualifier
-	}
-	return configuration.TimerRoom
+	return configuration.WipBranchQualifier
 }
 
 func startBreakTimer(timerInMinutes string, configuration Configuration) {