opal-irb's Introduction

opal-irb

irb (interactive ruby) for Opal (Ruby running on javascript). This is interactive console (REPL) on a webpage. Good for testing Opal/ruby interactively without having to install anything. Intended to be part of a browser based interactive development tool for Opal

Try it here: http://fkchang.github.io/opal-irb/index-jq.html

Embedded example http://fkchang.github.io/opal-irb/index-embeddable.html

Original https://github.com/larryng/coffeescript-repl based port http://fkchang.github.io/opal-irb/index-homebrew.html

Features

Video overview: http://www.youtube.com/watch?v=6hUwN5BdSHo

Opal irb in your browser
Command history - up/down arrows, ctrl-n/ctrl-p
Multiline support - ctrl-m to enter editor, ctrl-Enter to submit code
Colorized output
Access last returned value via $_
Shareable code links like this
- create links by hitting ctrl-L and the lines/multilines will be made into a shareable link
- also can create links using the history number, i.e. irb_link_for 2
Emacs keystrokes like all GNU readline apps (original irb included)
100% HTML and JavaScript

Roadmap

Figure out how to keep variables -- DONE 6/10/2013, thx @adambeynon
have it automatically know when a complete ruby expression is there instead of multi line mode like irb -- CLOSE ENOUGH 6/21/2013 via jqconsole
Make a gem - DONE 6/23/2013 1st for use in opal-inspector
Hook into smalltalk style object browser for opal that I plan to write - STARTED
Some demos to show how convenient it can be - DONE 7/19/2013 - you tube video overview
Add more irb/pry functionality
Make embeddable in any app STARTED 7/30/2013
print out inspect in ruby format
Rails plugin

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