Bigint.BigInt.add: def of bend-kit-bignum@0.1.0.0
Import: import bend-kit-bignum@0.1.0.0/bigint.bend as Bigint
Lines 401-404 of bend-kit-bignum@0.1.0.0/bigint.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&start_line=401&end_line=404

import Base

def BigInt.add(a: BigInt, b: BigInt) -> BigInt:
  match a b:
    case BigInt{+sa, x} BigInt{sb, y}:
      BigInt.add.go(Bool.xor(sa, sb), sa, x, y)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.xor
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&name=BigInt
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bignum@0.1.0.0/bigint.bend&name=BigInt.add.go