Some Pry Features

lighting talk made at paris.rb 2015/11/03

Transcript

1. Some Pry Features @yannvery
2. IRB is great to experiment Pry is more
3. 1 - Basics ls - list methods ? - show documentation $ - show source code
4. 2 - History [4] pry(main)> hist 1: (0..5).each do |number| 2: puts number 3: end
5. 2 - History - replay [5] pry(main)> hist --replay 1..3 0 1 …
6. 2 - History - all [35] pry(main)> hist --all --tail 100 Use --all option to list all pry history
7. [6] pry(main)> def fullname [7] pry(main)> [first, last].compact.join(' ') [8] pry(main)> edit 3 - Editor
8. 3 - Editor
9. 3 - Editor [9] pry(main)> fullname('John', 'Doe') => "John Doe"
10. 3 - Editor configure your editor edit .pryrc file Pry.config.editor = 'subl -w'
11. 4 - Copy to clipboard gem install gist [9] pry(main)> clipit fullname Copied content to clipboad!
12. 5 - Reload # Ruby load 'lib/user.rb' #Rails reload! with IRB
13. 5 - Reload [1] pry(main)> user = User.last [2] pry(main)> edit user with PRY
14. 5 - Reload with PRY
15. [1] pry(main)> user = User.last [2] pry(main)> edit user [2] pry(main)> user.fullname => "John Doe" 5 - Reload with PRY
16. Questions ?! Pry • https://github.com/pry/pry/wiki Yann VERY (@yannvery) • http://ribium.com