+++
title = "varlink and the elvish shell"
date = 2018-02-22T09:53:37+00:00
[taxonomies]
tags = ["varlink", "programming"]
+++
I recently discovered [Elvish](https://elvish.io/), which is a shell perfectly 
suited to process structured data. In my case it is perfect to be used with 
[varlink](http://varlink.org). Too bad elvish has no numeric type and 
can't feed varlink with int and float, because to\-json converts them to strings. 

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<img src=https://harald.hoyer.xyz/wp-content/uploads/sites/2/2018/02/Screenshot-from-2018-02-22-11-07-04.png>

To see what I mean, watch this video:
 
 [![video preview](/img/elvis-varlink-screencast.png)](https://asciinema.org/a/bB3OatlJltV3tTdSRpsrQELxQ).