Journal.truncate: def of bend-kit-journal@0.3.1.0
Import: import bend-kit-journal@0.3.1.0/journal.bend as Journal
Lines 301-304 of bend-kit-journal@0.3.1.0/journal.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-journal@0.3.1.0/journal.bend&start_line=301&end_line=304

import Base

# Cuts file to len octets, then fsyncs it.
def truncate(file: File, len: U32) -> IO(File & Result<&1, &1, U32 & String, Unit>):
  import "./effs/journal.c"
  import "./effs/journal.js"

Uses (7):
  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=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit