Period.Period.add_to.y2: def of bend-time-lib@0.4.0.1
Import: import bend-time-lib@0.4.0.1/period.bend as Period
Lines 69-72 of bend-time-lib@0.4.0.1/period.bend: https://jend.leeeet.dev/read.txt?path=bend-time-lib@0.4.0.1/period.bend&start_line=69&end_line=72

import Base
import bend-time-lib@0.4.0.1/date.bend as D

def Period.add_to.y2(
  +y: U32, +m: U32, +d: U32, +pd: U32
) -> Result<&2, &2, D.Date.Error, D.Date>:
  Period.add_to.y3(y, m, d, pd, Bool.and(U32.is_ge(y, 1), U32.is_le(y, 9999)))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  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_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=bend-time-lib@0.4.0.1/date.bend&name=Date
  https://jend.leeeet.dev/definition.txt?path=bend-time-lib@0.4.0.1/date.bend&name=Date.Error
  https://jend.leeeet.dev/definition.txt?path=bend-time-lib@0.4.0.1/period.bend&name=Period.add_to.y3