21 lines
307 B
Go
21 lines
307 B
Go
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package game
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import "math/rand"
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type Rand interface {
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Intn(n int) int
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Shuffle(n int, swap func(i, j int))
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}
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type globalRand struct{}
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var _ Rand = globalRand{}
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func (globalRand) Intn(n int) int {
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return rand.Intn(n)
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}
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func (globalRand) Shuffle(n int, swap func(i, j int)) {
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rand.Shuffle(n, swap)
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}
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