Scan.unit: def of gralha-text-scan@0.1.0.1
Import: import gralha-text-scan@0.1.0.1/scan.bend as Scan
Lines 257-266 of gralha-text-scan@0.1.0.1/scan.bend: https://jend.leeeet.dev/read.txt?path=gralha-text-scan@0.1.0.1/scan.bend&start_line=257&end_line=266

import Base

def unit(num: Number, reference: F32) -> F32:
  Number{x, t, ok} = num
  +v = x
  +u = t
  (v * choose(F32, prefix(u, "%"), (reference / 100.0 : F32),
    choose(F32, prefix(u, "in"), 96.0,
      choose(F32, prefix(u, "cm"), 37.7952755906,
        choose(F32, prefix(u, "mm"), 3.77952755906,
          choose(F32, prefix(u, "pt"), 1.333333333333,
            choose(F32, prefix(u, "pc"), 16.0, 1.0)))))) : F32)

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.div
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32.mul
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=Number
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=choose
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=prefix