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// Copyright 2017 Google Inc. All Rights Reserved.
// This file is available under the Apache license.
package metrics
import (
"math/rand"
"reflect"
)
// Type describes the type of value stored in a Datum.
type Type int
const (
// Int indicates this metric is an integer metric type.
Int Type = iota
// Float indicates this metric is a floating-point metric type.
Float
// String indicates this metric contains printable string values.
String
// Buckets indicates this metric is a histogram metric type.
Buckets
endType // end of enumeration for testing
)
func (t Type) String() string {
switch t {
case Int:
return "Int"
case Float:
return "Float"
case String:
return "String"
case Buckets:
return "Buckets"
}
return "?"
}
// Generate implements the quick.Generator interface for Type.
func (Type) Generate(rand *rand.Rand, _ int) reflect.Value {
return reflect.ValueOf(Type(rand.Intn(int(endType))))
}
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