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duration: A tiny compile-time time utility library inspired by zeit/ms

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A tiny compile-time time utility library inspired by zeit/ms

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Versions [RSS] 0.1.0.0, 0.2.0.0
Dependencies base (>=4.7 && <5), parsec, template-haskell, time [details]
License BSD-3-Clause
Copyright 2018 Ryota Kameoka
Author Ryota Kameoka
Maintainer kameoka.ryota@gmail.com
Category Time
Home page https://github.com/ryota-ka/duration#readme
Bug tracker https://github.com/ryota-ka/duration/issues
Source repo head: git clone https://github.com/ryota-ka/duration
Uploaded by ryotakameoka at 2021-03-13T06:39:05Z
Distributions LTSHaskell:0.2.0.0, Stackage:0.2.0.0
Reverse Dependencies 1 direct, 0 indirect [details]
Downloads 1553 total (3 in the last 30 days)
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Status Docs available [build log]
Last success reported on 2021-03-13 [all 1 reports]

Readme for duration-0.2.0.0

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duration

A tiny compile-time time utility library, inspired by zeit/ms.

Examples

{-# LANGUAGE QuasiQuotes #-} {-# LANGUAGE TypeApplications #-} module Main where import Data.Time.Clock (DiffTime, NominalDiffTime) import Data.Time.Clock.Duration (t, s, ms, µs, ns, ps) main :: IO () main = do print @DiffTime [t| 1 day |] -- 86400s print @DiffTime [t| 2h |] -- 7200s print @DiffTime [t| -1m |] -- -60s print @NominalDiffTime [s| 1 |] -- 1s print @NominalDiffTime [ms| 1 |] -- 0.001s print @NominalDiffTime [µs| 1 |] -- 0.000001s print @NominalDiffTime [ns| 1 |] -- 0.000000001s print @NominalDiffTime [ps| 1 |] -- 0.000000000001s print @Int [s| 2 days |] -- 172800 print @Integer [ms| 5s |] -- 5000 print @Double [µs| 2min |] -- 1.2e8 print @Float [ns| -1 sec |] -- -1.0e9 print @Rational [ps| 10ms |] -- 10000000000 % 1