<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom" ><generator uri="https://jekyllrb.com/" version="4.3.3">Jekyll</generator><link href="https://blog.jez.io/feed/reasonml.xml" rel="self" type="application/atom+xml" /><link href="https://blog.jez.io/" rel="alternate" type="text/html" /><updated>2026-01-21T18:17:55-05:00</updated><id>https://blog.jez.io/feed/reasonml.xml</id><title type="html">Jake Zimmerman | Reasonml</title><subtitle>A collection of blog posts about programming, software, types, programming languages, Sorbet, Vim, Markdown, and more.</subtitle><author><name>Jake Zimmerman</name></author><entry><title type="html">Union Types in Flow &amp;amp; Reason</title><link href="https://blog.jez.io/union-types-flow-reason/" rel="alternate" type="text/html" title="Union Types in Flow &amp;amp; Reason" /><published>2018-04-19T01:43:26-04:00</published><updated>2018-04-19T01:43:26-04:00</updated><id>https://blog.jez.io/union-types-flow-reason</id><author><name>Jake Zimmerman</name></author><category term="flow" /><category term="types" /><category term="javascript" /><category term="reasonml" /><summary type="html"><![CDATA[Union types are powerful yet often overlooked. At work, I've been using Flow which thankfully supports union types. But as I've refactored more of our code to use union types, I've noticed that our bundle size has been steadily increasing!]]></summary></entry></feed>