Are the
this
properties listed anywhere?
There's no such thing. The name this
gets bound to a variable computational context.
You ran it in one context in which it was bound the path of Script Editor, which was providing the evaluation - in another launch context it might yield the path to the Bash osascript command, in another the path of the script.
This would be one reference to the functions and bindings of this
:
https://github.com/getify/You-Dont-Know-JS/tree/master/this%20%26%20object%20prototypes