https://github.com/abargnesi/ragel-sandbox

Sandbox for rapid development of ragel state machine.
https://github.com/abargnesi/ragel-sandbox

Last synced: 2 days ago
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Sandbox for rapid development of ragel state machine.

• Host: GitHub
• URL: https://github.com/abargnesi/ragel-sandbox
• Owner: abargnesi
• Created: 2013-11-11T23:35:33.000Z (almost 11 years ago)
• Default Branch: master
• Last Pushed: 2013-11-13T20:53:28.000Z (almost 11 years ago)
• Last Synced: 2023-03-22T11:16:53.411Z (over 1 year ago)
• Language: Ragel in Ruby Host
• Size: 219 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
ragel-sandbox

=============

A sandbox for ragel development.

Development tools are in [scripts](https://github.com/abargnesi/ragel-sandbox/blob/master/scripts).

developing with the [kleene star](http://en.wikipedia.org/wiki/Kleene_star)

---------------------------------------------------------------------------

(a.k.a. re-ragel zero or more times)

requirements

+ ragel

+ feh

+ dot (graphviz)

+ inotifywait (inotify-tools)

+ notify-send (libnotify)

```bash

# using ragel-build.sh to continually compile state machine

[tony@starship ragel-sandbox (master)]$ scripts/ragel-build.sh 

Setting up watches.  Beware: since -r was given, this may take a while!

Watches established.

# you make changes to any ../*.rl file

building bel (bel.rl)

# using ragel-statechart.sh to continually compile and view statechart

# for state machine

[tony@starship ragel-sandbox (master)]$ scripts/ragel-statechart.sh 

Setting up watches.  Beware: since -r was given, this may take a while!

Watches established.

# you make changes to any ../*.rl file

building template (template.rl)

  generated state chart (template.png)

  displaying state chart (template.png)

# then feh displays the state chart graph

```

warnings

+ non-trivial ragel state charts can take a while to render