PostScript Language Reference Manual, second edition, Adobe Systems Inc., Addison-Wesley, 1985. “The Red Book” is the standard reference material for all implementations up to and including Level 2 ...
You need to have haskell stack installed: https://docs.haskellstack.org/en/stable/ Then, simply: stack run to enter a PostScript REPL. stack test to run the unit ...
When a Macintosh application prints to Apple's LaserWriter printer, the Printing Manager converts the sequence of QuickDraw operations that the application used to image the document on the screen ...