#lang racket/base

;; todo next
;; segfault on command line?
;; adaptive linebreak using fu-formula
;; pagination: vertical measuring
;; use smawk penalty system for pagination too?
;; unified model of filling / positioning that works for every quad, recursively
;; how to handle constraint failure. At least a good error message.
;; imperative line break
;; why do certain MB fonts only appear in bold?
;; deal with separating / recombining footnote flow
;; deal with page number flags (for toc, index, etc)
;; disk cache of previously wrapped lines
;; fractional point sizes (asked Flatt)
;; how are opentype features handled (asked Flatt)