Pry Cheat Sheet

Reference

• Pry
• Hirb ### pry-remote Add the pry-remote gem.

# In your code:
binding.remote_pry

# In the shell:
bundle exec pry-remote

pry-rescue

Add the pry-rescue gem.

Pry::rescue {
  # raise exceptions here
}

Or run:

bundle exec rescue rspec

Additional commands:

pry(main)> cd-cause
pry(main)> try-again

hirb

Add the hirb gem.

> table User.all
> view User.all
> view User.all, fields: %w[id name email]

Shell integration

shell-mode adds dir to the prompt.

pry(main)> shell-mode
pry(main):/home/x $

Commands with . are shell commands.

pry(main)> .cat hello.txt

[Rails] ls

> ls         # All

> ls -m      # Methods

> ls -M      # Instance methods

> ls -g      # Globals

> ls -l      # Local vars

> ls -c      # Constants

> ls -i      # Instance vars

> ls -G xx   # Grey by regex

[Rails] Rails

> show-models

> show-routes

> show-middleware

[Rails] Rails console

Also consider pry-rails.

$ pry -r ./config/environment

Misc commands

> hist          # History

> wtf?          # Trace of recent exception

Gems

> gem-cd foo      # Switch to gem's dir

> gem-install foo

> gem-list

Reference

• Pry Cheat Sheet - Cheat Sheet Maker