Iso8601.Iso8601.show_duration.has: def of bend-time-lib@0.4.0.1
Import: import bend-time-lib@0.4.0.1/iso8601.bend as Iso8601
Lines 151-164 of bend-time-lib@0.4.0.1/iso8601.bend: https://jend.leeeet.dev/read.txt?path=bend-time-lib@0.4.0.1/iso8601.bend&start_line=151&end_line=164

import Base

def Iso8601.show_duration.has(
  +days: U32, +h: U32, +mi: U32, +s: U32, +nanos: U32
) -> String:
  Iso8601.show_duration.go(
    days, h, mi, s, nanos,
    U32.is_gt(days, 0),
    Bool.or(
      U32.is_gt(h, 0),
      Bool.or(
        U32.is_gt(mi, 0),
        Bool.or(U32.is_gt(s, 0), U32.is_gt(nanos, 0))
      )
    )
  )

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  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=U32.is_gt
  https://jend.leeeet.dev/definition.txt?path=bend-time-lib@0.4.0.1/iso8601.bend&name=Iso8601.show_duration.go