func (c *GlobalConfig) isZero() bool {
	return c.ExternalLabels == nil &&
		c.ScrapeInterval == 0 &&
		c.ScrapeTimeout == 0 &&
		c.EvaluationInterval == 0
}
func (c *GlobalConfig) isZero() bool {
	return c.ExternalLabels == nil &&
		c.ScrapeInterval == 0 &&
		c.ScrapeTimeout == 0 &&
		c.EvaluationInterval == 0
}
func ( c * GlobalConfig ) isZero ( ) bool { return c . ExternalLabels == nil && c . ScrapeInterval == 0 && c . ScrapeTimeout == 0 && c . EvaluationInterval == 0 }
// isZero returns true iff the global config is the zero value.
isZero returns true iff the global config is the zero value .