checkmgr/metrics.go
func countNewTags(currTags []string, newTags []string) int {
	if len(newTags) == 0 {
		return 0
	}

	if len(currTags) == 0 {
		return len(newTags)
	}

	newTagCount := 0

	for _, newTag := range newTags {
		found := false
		for _, currTag := range currTags {
			if newTag == currTag {
				found = true
				break
			}
		}
		if !found {
			newTagCount++
		}
	}

	return newTagCount
}
func countNewTags(currTags []string, newTags []string) int {
	if len(newTags) == 0 {
		return 0
	}

	if len(currTags) == 0 {
		return len(newTags)
	}

	newTagCount := 0

	for _, newTag := range newTags {
		found := false
		for _, currTag := range currTags {
			if newTag == currTag {
				found = true
				break
			}
		}
		if !found {
			newTagCount++
		}
	}

	return newTagCount
}
// countNewTags returns a count of new tags which do not exist in the current list of tags