23 lines
613 B
Go
23 lines
613 B
Go
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// +build !change
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package lrucache
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type Cache interface {
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// Get returns value associated with the key.
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//
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// The second value is a bool that is true if the key exists in the cache,
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// and false if not.
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Get(key int) (int, bool)
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// Set updates value associated with the key.
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//
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// If there is no key in the cache new (key, value) pair is created.
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Set(key, value int)
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// Range calls function f on all elements of the cache
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// in increasing access time order.
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//
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// Stops earlier if f returns false.
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Range(f func(key, value int) bool)
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// Clear removes all keys and values from the cache.
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Clear()
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}
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