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Short Ruby News - Edition #27

Briefly about everything happening in Ruby world - week 4 of 2023

Lucian Ghinda

Jan 30, 2023

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🧰 Gems, Libraries, and Updates

🤝 Related (but not Ruby-specific)

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👐 Our Community

👐 I was invited to the Rubber Duck Dev Show to talk about Short Ruby Newsletter.

source: Rubber Duck Dev Show - episode 71

🎧 Listen to the conversation on The Rubber Duck Dev Show - episode 71

👐 Noel Rappin shared they published an update for Programming Ruby 5th edition:

👐 Brighton Ruby Conference shared buying tickets are available now:

👐 Mario shared a new conference Helvetic Ruby in Switzerland in Europe:

Follow @helvetic_ruby@ruby.social to receive updates about the conference.

👐 Aaron Patterson started a Ruby Glossary:

👐 The Rubber Duck Dev Show stated that Rails 7.1 would be a giant leap:

Add to this something that Andrew Culver shared previously:

Or this perspective shared by Cezar Halmagean:

👉 All about Code and Ruby

👉 Joel Drapper started a conversation by asking:

He shared more details about the problem he was trying to solve:

And then Benoit Daloze answered with:

If you are interested in this, you should read the entire conversation (elk.zone link)

👉 Tom Stuart shared a piece of code showing a Zeitwerk fork created by Chris Salzberg that can do autoload in namespaces:

Ryan Davis replied with an example showing how to use Kernel#load to achieve something similar:

👉 Joel Drapper shared why it is good to have a `call` method because it plays nice with procs, lambdas, and methods:

👉 Pascal Laliberté shared a funny take about the Nil object in Ruby:

👉 Aaron Patterson shared they implemented Red Black Tree in Ruby, making use of pattern matching:

Here are two short snippets from the code gist he shared:

👉 Joel Drapper shared a downside of using string-based templating:

He also replied with two possible solutions:

👉 Tom Stuart shared a worry about missing default implementation for Object#deconstruct_keys:

He linked to a discussion (now closed) on the Ruby tracker

👉 Simon George shared a code sample about using to_proc to map a list of data with objects:

deSilva replied with an alternative:

👉 Denis Defreyne shared a take about simple Service Objects that can be replaced with just a method:

👉 Paul Mucur shared a code sample showing how they used pattern matching:

👉 Lucian Ghinda started a discussion on ruby.social and twitter about using `and`:

There are a lot of nice replies and proposals on both threads. Here are some of them:

On the same topic about using `and` and `or` in control flow and see some helpful code samples, here are two resources to read:

Unban and and or control flow operators PR by Victor Shepelev in Ruby-style-guide
This blog post from Victor Shepelev about Good Ruby Idiom: and/or operators

👉 Lucian Ghinda shared a code sample showing that endless methods don’t work with `and`:

👉Dorian shared a short code sample showing how to reset loaded records from the association:

👉Josef Strzibny shared a short code sample and explanation about changing the ActiveRecord group when needed:

👉 Jorge Manrubia shared some code snippets from Hey where he implemented memoization:

In the same conversation Xavier Noria shares a link to a minitest-focus code where they implemented `focus` keyword as a kind of “decorator” that can be defined above the method to be focused:

With this, the following code will work:

👉Eric Berry shared a code sample that helps access instances of models for development purposes:

👉Josef Strzibny shared a thread about how to work with localization in Ruby on Rails:

👉Janko Marohnić shared an essential perspective about Devise

He then added a link to a podcast with the previous Devise maintainer:

On the other side, there is a tweet from Carlos Antonio (one of the Heartcombo maintainers) sharing this:

In case you are looking for alternatives there were shared the following:

rodauth-rails by Janko Marohnic
authentication-zero by Lazaro Nixon
rails-authentication-from-scratch guide by Steve Polito

👉 バコペックネイト shared how to think about the performance of iterating over objects in Ruby:

👉 Steve Polito shared that Rails provides a way to eager load an association while limiting its result set:

👉 Wiktor Plaga shared a piece of code showing how to use Symbol#with

👉 Alohamori shared in a comment on Reddit some code samples about using implicit parameters and rightward assignment:

If you have read so far and you like the content, maybe you take into consideration sharing this and subscribing:

🧰 Gems, Libraries, and Updates

🧰 Caleb Hearth published a new gem called mentionable that will implement Webmention (“Webmention is a simple way to notify any URL when you mention it on your site”):