promql/functions.go
func funcIrate(vals []Value, args Expressions, enh *EvalNodeHelper) Vector {
	return instantValue(vals, enh.out, true)
}
func funcIrate(vals []Value, args Expressions, enh *EvalNodeHelper) Vector {
	return instantValue(vals, enh.out, true)
}
func funcIrate ( vals [ ] Value , args Expressions , enh * EvalNodeHelper ) Vector { return instantValue ( vals , enh . out , true ) }
// === irate(node ValueTypeMatrix) Vector ===
=== irate ( node ValueTypeMatrix ) Vector ===