Sys.sys.read.un: def of ezsys@0.1.0.0
Import: import ezsys@0.1.0.0/src/sys.bend as Sys
Lines 56-63 of ezsys@0.1.0.0/src/sys.bend: https://jend.leeeet.dev/read.txt?path=ezsys@0.1.0.0/src/sys.bend&start_line=56&end_line=63

import Base
import ezsys@0.1.0.0/src/step.bend as Step

# unpack a read's file and answer
def sys.read.un(
  got: String,
  rest: File -> String -> IO(Result<&1, &1, U32 & String, String>),
  pair: File & Result<&1, &1, U32 & String, String>
) -> IO(Result<&1, &1, U32 & String, String>):
  (file, res) = pair
  sys.read.next(file, Step.read.step(res, got), rest)

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=File
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=IO
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/step.bend&name=read.step
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/sys.bend&name=sys.read.next