CannonML (Cannon Macro Language) provides a Flash shumps pattern generator represented in very very short text.
Nomltest on Flash is the best example what CannonML can do.
Try cannonML workbench in browser(Press [Language] to change language).
This is a port of Keim's great CannonML to Haxe.
At the moment, most everything works, though calling user defined labels does not.
bs,4,,10bm5,360f10{i30vw90br5,360,2,2f4{i30v~ko}w10ay0.05}
This quite cryptic script is used here.
Basic tutorials are in workbench.
More informations are in the language reference(Japanese).
And anthor cannonML script for whole stage, copy and paste it on workbench to start game.
The CannonML library is already installed in Wonderfl. You can check some codes using CannonML.
CannonML - Wonderfl build flash online
CannonML v0.31 API Documentation