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add Float64() and RandFloat64().

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This commit is contained in:
Thomas Corbière 2018-04-03 14:09:50 +02:00
parent ee67e34519
commit 3375dac049
1 changed files with 12 additions and 0 deletions
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12
common/random.go
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@ -113,6 +113,10 @@ func RandFloat32() float32 {
return grand.Float32() return grand.Float32()
} }
func RandFloat64() float64 {
return grand.Float64()
}
func RandTime() time.Time { func RandTime() time.Time {
return grand.Time() return grand.Time()
} }
@ -272,6 +276,14 @@ func (r *Rand) Float32() float32 {
return f32 return f32
} }
// It is not safe for cryptographic usage.
func (r *Rand) Float64() float64 {
r.Lock()
f64 := r.rand.Float64()
r.Unlock()
return f64
}
// It is not safe for cryptographic usage. // It is not safe for cryptographic usage.
func (r *Rand) Time() time.Time { func (r *Rand) Time() time.Time {
return time.Unix(int64(r.Uint64Exp()), 0) return time.Unix(int64(r.Uint64Exp()), 0)