Impl.read_line.unended: def of bend-stdio-pipes@0.2.0.0
Import: import bend-stdio-pipes@0.2.0.0/impl.bend as Impl
Lines 47-55 of bend-stdio-pipes@0.2.0.0/impl.bend: https://jend.leeeet.dev/read.txt?path=bend-stdio-pipes@0.2.0.0/impl.bend&start_line=47&end_line=55

import Base

# The line of a piece that ends with its LF: the piece without the LF, and the CR before it, if any.
def read_line.unended(+piece: String) -> String:
  +line = String.take(piece, Nat.sub(String.length(piece), 1n))
  Bool.pick(
    String,
    String.ends_with(line, "\r"),
    String.take(line, Nat.sub(String.length(line), 1n)),
    line
  )

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.ends_with
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.length
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.take