I have never read anything like this, and bet big bucks you haven't either. The closest approximation to this would be At Swims Two Birds by Flann O'Brien

The story begins clearly enough, with an expedition down the river by the converted Christian Huron who are accompanied by Blackrobe, a priest. They are assailed by beavers then captured by the Poison Snake People. There the plausibility teeters on the brink of madness. You're encountered with

Time was lengthened with wa More...

This perhaps the strangest, most visceral and mind-warping thing I’ve ever read. Forget the slipshod dyspepsia of Naked Lunch–if you’ve read that (rather, were somehow able to complete it) you get a taste of what the insane style in which William S. Burroughs wrote was trying to accomplish that Johnny Stanton somehow perfected. With a laser-sharp focus, and every sentence carrying with it a leaden gravity profuse with mysterious intonations, he brings you into the world of an adolescent Huron More...