Protobuf.Word64.unzigzag: def of bend-kit-protobuf@0.2.0.0
Import: import bend-kit-protobuf@0.2.0.0/protobuf.bend as Protobuf
Lines 45-48 of bend-kit-protobuf@0.2.0.0/protobuf.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-protobuf@0.2.0.0/protobuf.bend&start_line=45&end_line=48

import Base

def Word64.unzigzag(w: Word64) -> Word64:
  Word64{+h, +l} = w
  +mask = (0 - (l .&. 1) : U32)
  Word64{((h >> 1n) .^. mask : U32), (((l >> 1n) .|. (h << 31n)) .^. mask : U32)}

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shrn
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.xor
  https://jend.leeeet.dev/definition.txt?path=bend-kit-protobuf@0.2.0.0/protobuf.bend&name=Word64