casperisfine

# frozen_string_literal: true

begin
  require "bundler/inline"
rescue LoadError => e
  $stderr.puts "Bundler version 1.10 or later is required. Please update your Bundler"
  raise e
end

gemfile(true) do

casperisfine

def test(name)
  module_eval("private; def #{name}; end")
end

def test2(name, private: nil)
  module_eval("private; def #{name}; end")
end

module Foo
  puts '-'* 40

casperisfine

class UnserializableError < StandardError
  def initialize(...)
    super
    @oops = -> () { }
  end
end

NormalError = Class.new(StandardError)

error = begin

casperisfine

(gdb) thread apply all bt

Thread 60 (Thread 0x7fd3289ff700 (LWP 64)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fd3289fd590, clockid=<optimized out>, expected=0, futex_word=0x7fd3289fd5c8) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7fd3289fd590, clockid=<optimized out>, mutex=0x55759e806e20 <thread_cache_lock>, cond=0x7fd3289fd5a0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=cond@entry=0x7fd3289fd5a0, mutex=mutex@entry=0x55759e806e20 <thread_cache_lock>, abstime=abstime@entry=0x7fd3289fd590) at pthread_cond_wait.c:665
#3  0x000055759e40afe8 in native_cond_timedwait (abs=<synthetic pointer>, mutex=0x55759e806e20 <thread_cache_lock>, cond=0x7fd3289fd5a0) at thread_pthread.c:685
#4  register_cached_thread_and_wait (altstack=0x7fd33f001280) at thread_pthread.c:1237
#5  thread_start_func_1 (th_ptr=<optimized out>) at thread_pthread.c:1182
#6  0x00007fd347d31609 in start_thread (arg=<optimized out>) at pthread_create.c:477

casperisfine

require "bundler/inline"

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

  gem "sqlite3"
  gem "enumerable-statistics"
end

require "benchmark"

casperisfine

# frozen_string_literal: true

require 'bundler/inline'

gemfile do
  source 'https://rubygems.org'
  gem 'benchmark-ips'
end

require 'benchmark/ips'

casperisfine

$ bin/bench 5
Puma starting in single mode...
* Puma version: 6.4.1 (ruby 3.3.0-p0) ("The Eagle of Durango")
*  Min threads: 5
*  Max threads: 5
*  Environment: development
*          PID: 87708
Testing with:
75.0% time spent waiting on CPU
25.0% time spent waiting on IO

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     data_received..................: 13 kB 314 B/s
     data_sent......................: 11 kB 271 B/s
     http_req_blocked...............: min=211µs    avg=402.09µs med=380µs    max=1.51ms   p(95)=553.99µs p(99)=639.66µs p(99.99)=1.5ms   
     http_req_connecting............: min=172µs    avg=348.67µs med=340µs    max=567µs    p(95)=463.8µs  p(99)=545.5µs  p(99.99)=566.83µs
     http_req_duration..............: min=276.1ms  avg=382.56ms med=308.34ms max=816.25ms p(95)=648.15ms p(99)=798.75ms p(99.99)=816.1ms 
       { expected_response:true }...: min=276.1ms  avg=382.56ms med=308.34ms max=816.25ms p(95)=648.15ms p(99)=798.75ms p(99.99)=816.1ms 
     http_req_failed................: 0.00% ✓ 0        ✗ 139 
     http_req_receiving.............: min=18µs     avg=40.46µs  med=39µs     max=117µs    p(95)=59µs     p(99)=68.62µs  p(99.99)=116.33µs
     http_req_sending...............: min=17µs     avg=29.12µs  med=28µs     max=65µs     p(95)=40.09µs  p(99)=47µs     p(99.99)=64.75µs 

casperisfine

# syntax = docker/dockerfile:1

FROM ruby:3.3-slim

RUN apt-get update && apt-get install -y libjemalloc2

RUN echo "#!/bin/sh\nexport LD_PRELOAD=$(echo /usr/lib/*/libjemalloc.so.2)\nexec \"\$@\"" >> /exec \
  && chmod +x /exec

ENTRYPOINT ["/exec"]

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$ rubocop --only Lint/UnusedMethodArgument unused.rb 
Inspecting 1 file
W

Offenses:

unused.rb:1:9: W: [Correctable] Lint/UnusedMethodArgument: Unused method argument - bar. If it's necessary, use _ or _bar as an argument name to indicate that it won't be used. If it's unnecessary, remove it. You can also write as foo(*) if you want the method to accept any arguments but don't care about them.
def foo(bar, baz: 1)
        ^^^
unused.rb:1:14: W: Lint/UnusedMethodArgument: Unused method argument - baz. You can also write as foo(*) if you want the method to accept any arguments but don't care about them.