creatur-5.9.30: Framework for artificial life experiments.
Copyright(c) 2012-2021 Amy de Buitléir
LicenseBSD-style
Maintaineramy@nualeargais.ie
Stabilityexperimental
Portabilityportable
Safe HaskellNone
LanguageHaskell2010

ALife.Creatur.Counter

Description

A simple counter which persists between runs.

Synopsis

Documentation

class Counter c where Source #

Methods

current :: StateT c IO Int Source #

increment :: StateT c IO () Source #

Instances

Instances details
Counter PersistentCounter Source # 
Instance details

Defined in ALife.Creatur.Counter

Methods

current :: StateT PersistentCounter IO Int Source #

increment :: StateT PersistentCounter IO () Source #

type PersistentCounter = Persistent Int Source #

mkPersistentCounter :: FilePath -> PersistentCounter Source #

Creates a counter that will store its value in the specified file.

Orphan instances