Render.clear: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/ledger/render.bend as Render
Lines 147-154 of ezx@1.11.0.0/src/ledger/render.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/ledger/render.bend&start_line=147&end_line=154

import Base

# whether a text holds no copy of a char
def clear(text: String, +ch: Char) -> Bool:
  match text:
    case SNil{}:
      True{}
    case SCon{h, t}:
      rest = clear(t, ch)
      Bool.and(Bool.not(Char.is_eq(h, ch)), rest)

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String