Blogs & Podcasts>Blog Posts

Elixir Blog Post: Conditional context for macros

#blogs-by-mudasobwa
mudasobwa

mudasobwa

Creator of Cure

Elixir Blog Post: Conditional context for macros

Blogged on how to use __CALLER__.context and __CALLER__.context_modules to build macros, which behaviour depends on the context (different/extended abilities when in guard, when in match, elsewhere.)

https://rocket-science.ru/hacking/2021/02/13/conditional-context

Posted via Devtalk (see this thread for details).

3 comments
#blogs-by-mudasobwa
7 719 3

Most Liked

eksperimental

eksperimental

Thank you. It is clear now.

2
Post #4
eksperimental

eksperimental

It is not clear at the end of the article, what context_modules holds.

1
Post #2
mudasobwa

mudasobwa

Creator of Cure

Thank you, indeed, added with an example.

1
Post #3

Where Next?

View thread on forum (has 3 responses!)
blogs-by-mudasobwa
Home Blogs & Podcasts>Blog Posts
#blogs-by-mudasobwa
7 720 3
Last post

Popular in Blog Posts Top

zachdaniel
Blogs & Podcasts>Blog Posts

LLMS & Elixir: Windfall or Deathblow?
How the Elixir community can survive — and thrive — in an age of LLMs.
open.substack.com
#ai#via-devtalk#blog-post#llm#blogs-by-zachdaniel
118 1464 25
New
pillaiindu
Blogs & Podcasts>Blog Posts

Kubernetes and the Erlang VM: orchestration on the large and the small, by José Valim
Our very handsome and humble José Valim (@josevalim) just published Kubernetes and the Erlang VM: orchestration on the large and the sma...
forum.elixirforum.net
#otp#deployment#tba-blog-post#kubernetes
87 4929 21
New
mssantosdev
Blogs & Podcasts>Blog Posts

Phoenix Blog Post: View Transitions API and Phoenix LiveView
readyforproduction.dev
/phoenix#liveview#via-devtalk#blog-post#blogs-by-mssantosdev
10 728 6
New
StuntProgrammer
Blogs & Podcasts>Blog Posts

Elixir Blog Post: Media Storage and CDN with Phoenix and Elixir
lofi.limo
#via-devtalk#article#blogs-by-stuntprogrammer
4 642 0
New
paulanthonywilson
Blogs & Podcasts>Blog Posts

Nerves Blog Post: Connect your Elixir Nerves devices to your Phoenix server over Websockets,
Whatever your Nerves project does, there’s a good chance that it can be enhanced by securely connecting to a Phoenix Server in the cloud;...
phoenixframework.org
/nerves#websockets#via-devtalk#blog-post#blogs-by-paulanthonywilson
7 777 2
New
rrrene
Blogs & Podcasts>Blog Posts

Series on Architecting Flow in Elixir
In this series, we take a look at the different ways to organize, structure and execute a good “flow” in our Elixir programs. The latest...
trivelop.de
#tba-blog-post#technique
23 1698 7
New
rlopzc
Blogs & Podcasts>Blog Posts

Blog Post: Integrate Slack into the Elixir's logging system
Use the new log handlers to plug Slack or any other provider into your logging system.
rlopzc.com
#via-devtalk#blog-post#blogs-by-rlopzc
7 1194 2
New
AstonJ
Blogs & Podcasts>Blog Posts

Phoenix LiveView blog posts
I think <span class="hashtag-icon-placeholder"></span>liveview is going to be a big topic in the foreseeable future, so wondering whether...
/phoenix#liveview
16 3717 7
New
AstonJ
Blogs & Podcasts>Blog Posts

How to use the Blogs Section
Elixir Blog Posts How to use this section You can post links to your blog posts either in one of the Official Blog Posts threads, or, vi...
forum.elixirforum.net
#forum
0 1843 1
New
mudasobwa
Blogs & Podcasts>Blog Posts

Elixir Blog Post: Architecturing Plugins in Elixir Applications
Just blogged on the general approach to creating easily extendable applications with plugin support.
rocket-science.ru
#via-devtalk#blogs-by-mudasobwa#article
6 1155 3
New

Other popular topics Top

chrismccord
News>Phoenix News

Phoenix 1.4.0 released!
Phoenix 1.4.0 released Phoenix 1.4 is out! This release ships with exciting new features, most notably with HTTP2 support, improved deve...
/phoenix#phoenix-release
688 30048 115
New
yurko
Chat & Discussions>Wikis

Elixir apps as systemd services - info & wiki
Here are few pieces of (common) Linux knowledge that we use for reasonably small one server apps. We use Ubuntu but this should work for ...
#wiki#deployment#linux
73 19423 25
New
openscript
Questions & Help>Questions

How to set up the Elixir SDK in Intellij IDEA with the intellij-elixir plugin?
Hello! Sorry for this astonishing simple question, but I’m really stuck. I try to set up the intellij-elixir plugin, but I don’t know ho...
17 22671 9
New
axelson
Chat & Discussions>Wikis

Emacs - Elixir Setup Configuration Wiki
This post is a wiki (feel free to hit the edit button near the bottom right of this post to add your own changes!) This post collects co...
#spacemacs#wiki#emacs#code-editors#language-server-protocol
239 45766 226
New
ycv005
Questions & Help>Questions

BEAM file compliation error after degrading Erlang version from 22 to 21
I have followed this StackOverflow post to install the specific version of Erlang. And When I am running mix ecto.setup then getting fol...
/phoenix#erlang
33 15699 4
New
fireproofsocks
Questions & Help>Questions

Defining Ecto Schemas (PostGres) to use NOT NULL in column definitions
I’m working on defining a simple Ecto schema for a table (in PostGres), but I don’t see where I can define a column as NOT NULL. Conside...
#ecto
29 14078 4
New
lk-geimfari
Questions & Help>Questions

The most correct way to read a JSON file
What is most correct way to open, read and parse JSON file with poison? For example if we have example.json file in root of some projec...
23 13679 2
New
minhajuddin
Questions & Help>Questions

Using List.first instead of Enum.at(0)
I have seen a lot of code which picks the first element from a list using Enum.at(0) instead of List.first. Is there a reason why people ...
#code-style
76 33273 14
New
AstonJ
Learning Resources>Books

Functional Web Development with Elixir, OTP, and Phoenix (Pragprog)
by Lance Halvorsen Elixir and Phoenix are generating tremendous excitement as an unbeatable platform for building modern web application...
#book-functional-web-development-with-elixir-otp-and-phoenix#pragprog
460 27162 124
New
vrod
Questions & Help>Questions

Starship (cross-shell prompt) error - (starship::utils): Executing command "elixir" timed out
I am using the Starship cross-shell prompt – it seems pretty nice, but I get some errors: [WARN] - (starship::utils): Executing command ...
#starship
8 17167 3
New
Back to top

Blogs & Podcasts>Blog Posts

Blogs/Podcasts Blog Posts ❯

Latest on Elixir Forum

Elixir Forum ❯

Sponsor Spotlight

AppSignal

Catch errors, track performance, monitor hosts and more.

Our Sponsors

Dashbit

Build Elixir applications with speed and confidence.

EEF

Supporting innovation across the BEAM ecosystem.

Coders51

We build reliable cloud platforms for business-critical systems.

AppSignal

Catch errors, track performance, monitor hosts and more.

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Manning

Develop your skills with books, videos, and courses.

WyewWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that'll move you from confusion to "Aha, now I get it!"

View all our sponsors ❯

Categories:

Sub Categories:

Forums

Our Sponsors

Dashbit

Build Elixir applications with speed and confidence.

EEF

Supporting innovation across the BEAM ecosystem.

Coders51

We build reliable cloud platforms for business-critical systems.

AppSignal

Catch errors, track performance, monitor hosts and more.

Pragmatic Bookshelf

Practical resources that improve the lives of professional developers.

Manning

Develop your skills with books, videos, and courses.

WyewWorks

Enabling companies to succeed by building software people love.

Pragmatic Studio

Courses that'll move you from confusion to "Aha, now I get it!"

View all our sponsors ❯

We're in Beta

About us Mission Statement