Pierre Jambet pjambet

Currently writing https://redis.pjam.me, a free online book about re writing a Redis server, in Ruby, for fun and profit.

pjambet / exception.rb

Created November 22, 2023 23:23

Explicitly set a cause

	def foo(exception)
	raise StandardError, "I'm an error thrown by the method caused by #{exception.class}", cause: exception
	end

	def always_raise(message)
	raise message
	end

	def rescue_exception
	yield

pjambet / repro.rb

Created July 20, 2023 02:02

Example for bugsnag PR

	# frozen_string_literal: true

	require "bundler/inline"
	require "active_support/concern"
	require_relative "./repro_helper"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

pjambet / scope_repro.rb

Last active February 10, 2023 17:33

Scoping issues with default scopes and explicit scopes

	# frozen_string_literal: true

	require "bundler/inline"
	require "debug"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

pjambet / unscope_repro.rb

Last active February 9, 2023 23:54

Rails 7.0 unscope & all_queries: true for update/destroy issue

	# frozen_string_literal: true

	require "bundler/inline"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

	gem "rails", github: "rails/rails", branch: "main"

pjambet / update_counter_repro.rb

Created February 9, 2023 19:10

Rails 7.0 update_counter & scope issue

	# frozen_string_literal: true

	require "bundler/inline"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

	gem "rails", github: "rails/rails", branch: "main"

pjambet / gist:368e20b67bd8a7e3a19d5d25707d0a4a

Created October 12, 2022 17:46

Fun with fzf

	# Thanks to https://twitter.com/elijahmanor/status/1557003773272133632
	alias fv="fd --type f --hidden --exclude .git \| fzf-tmux -p --reverse \| xargs nvim"
	alias fkill="ps \| fzf \| cut -d\" \" -f1 \| xargs kill -9"

pjambet / kilo.rb

Last active August 24, 2022 12:55

A very basic text editor in ruby, copied from Kilo and adapted in Ruby

	require 'termios'

	s = [0, 0, 0, 0].pack("S_S_S_S_")
	STDOUT.ioctl(Termios::TIOCGWINSZ, s)

	HEIGHT, WIDTH, _, _ = s.unpack("S_S_S_S_")

	# Raw mode
	current = Termios.tcgetattr(STDIN)
	t = current.dup

pjambet / repro.rb

Last active June 30, 2022 14:31

Active Record association scopes causing issues with `association.create` on has_many

	# frozen_string_literal: true

	require "bundler/inline"

	gemfile(true) do
	source "https://rubygems.org"

	git_source(:github) { \|repo\| "https://github.com/#{repo}.git" }

	gem "rails", github: "rails/rails", branch: "7-0-stable"

pjambet / stateful.go

Created April 19, 2021 16:38

pjambet / bench-large.rb

Created April 13, 2021 19:00