Jungle Ide adds the ability of creating code regions in your programs while it maintains compatibility with the underlaying Monkey compiler.
To do so, Jungle Ide uses a self defined directive called Region.
The syntax of a region is:
'#Region <region name> Source code '#End Region
And it has this effect on Jungle Ide:
You can see how Jungle Ide adds a folding node when it founds the ‘#Region directive.
So you can later collapse this code region: