Copyright	(c) 2018 Henri Verroken
License	BSD3
Maintainer	Henri Verroken <henriverroken@gmail.com>
Stability	stable
Safe Haskell	None
Language	Haskell2010

Data.Cache.Internal

Contents

Description

This modules exposes some of the internals of Cache as well as some auxiliary functions for expert users.

Synopsis

Cache constructor

The cache with keys of type k and values of type v.

Create caches with the newCache and copyCache functions.

Constructors

Cache
Fields container :: TVar (HashMap k (CacheItem v)) defaultExpiration :: Maybe TimeSpec The default expiration value of newly added cache items. See `newCache` for more information on the default expiration value.

A container data type holding a cache item.

Constructors

CacheItem
Fields item :: v itemExpiration :: Maybe TimeSpec

Unsafe auxiliary functions

Get the current time in the STM monad using unsafeIOToSTM.