Font.ttf.classdef: def of gralha-truetype@0.1.0.1
Import: import gralha-truetype@0.1.0.1/font.bend as Font
Lines 631-637 of gralha-truetype@0.1.0.1/font.bend: https://jend.leeeet.dev/read.txt?path=gralha-truetype@0.1.0.1/font.bend&start_line=631&end_line=637

import Base
import gralha-text-scan@0.1.0.1/scan.bend as U
import gralha-bytes@0.1.0.1/bytes.bend as Bin

def ttf.classdef(+b: Bin.Bytes, +cd: U32, +gid: U32) -> U32:
  +start = ttf.u16(b, (cd + 2 : U32))
  +count = ttf.u16(b, (cd + 4 : U32))
  U.branch(U32, U32.is_eq(cd, 0), _ => 0,
    _ => U.branch(U32, U32.is_eq(ttf.u16(b, cd), 1),
      _ => U.choose(U32, U32.is_ge(gid, start) && U32.is_lt((gid - start : U32), count), ttf.u16(b, (cd + 6 + (gid - start) * 2 : U32)), 0),
      _ => ttf.classdef.ranges(b, 20n, (cd + 4 : U32), 0, ttf.u16(b, (cd + 2 : U32)), gid)))

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=gralha-text-scan@0.1.0.1/scan.bend&name=branch
  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-truetype@0.1.0.1/font.bend&name=ttf.classdef.ranges
  https://jend.leeeet.dev/definition.txt?path=gralha-truetype@0.1.0.1/font.bend&name=ttf.u16