mirror of
https://github.com/MontFerret/ferret.git
synced 2024-12-23 01:24:30 +02:00
54 lines
826 B
Go
54 lines
826 B
Go
package core
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import (
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"math"
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"math/rand"
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"reflect"
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)
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func IsNil(input interface{}) bool {
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val := reflect.ValueOf(input)
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kind := val.Kind()
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switch kind {
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case reflect.Ptr,
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reflect.Array,
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reflect.Slice,
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reflect.Map,
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reflect.Func,
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reflect.Interface,
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reflect.Chan:
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return val.IsNil()
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case reflect.Struct,
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reflect.UnsafePointer:
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return false
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case reflect.Invalid:
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return true
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default:
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return false
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}
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}
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func NumberBoundaries(input float64) (max float64, min float64) {
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min = input / 2
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max = input * 2
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return
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}
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func NumberUpperBoundary(input float64) float64 {
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return input * 2
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}
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func NumberLowerBoundary(input float64) float64 {
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return input / 2
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}
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func Random(max float64, min float64) float64 {
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r := rand.Float64()
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i := r * (max - min + 1)
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out := math.Floor(i) + min
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return out
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}
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