The walker single-steps through quotations. To use the walker, enter a piece of code in the listener's input area and press ⌃W.

Walkers are instances of walker-gadget.
Stepping through code
Setting breakpoints

Toolbar commands

Shortcut	Command	Word	Notes
S	Step	com-step
I	Into	com-into
O	Out	com-out
B	Back	com-back
C	Continue	com-continue
A	Abandon	com-abandon
D	Close Window	close-window
F1	Walker Help	walker-help

Multitouch commands

Shortcut	Command	Word	Notes
Swipe left	Back	com-back
Swipe right	Step	com-step
Swipe up	Out	com-out
Swipe down	Into	com-into
Zoom out (pinch)	Close Window	close-window
Zoom in	Abandon	com-abandon