Sstable.u32_to_nat_exact: def of mylsm-lsm-store@0.6.0.1
Import: import mylsm-lsm-store@0.6.0.1/src/Sstable.bend as Sstable
Lines 123-129 of mylsm-lsm-store@0.6.0.1/src/Sstable.bend: https://jend.leeeet.dev/read.txt?path=mylsm-lsm-store@0.6.0.1/src/Sstable.bend&start_line=123&end_line=129

import Base

# Encode or decode a 32-bit word for to nat exact for the SSTable indexes, filters, and lookup.
def u32_to_nat_exact(+word: U32) -> Nat:
  +b0 = u32_byte(word, 24n)
  +b1 = u32_byte(word, 16n)
  +b2 = u32_byte(word, 8n)
  +b3 = u32_byte(word, 0n)
  Nat.add(Nat.mul(b0, Nat.mul(Nat.mul(256n, 256n), 256n)), Nat.add(Nat.mul(b1, Nat.mul(256n, 256n)), Nat.add(Nat.mul(b2, 256n), b3)))

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=mylsm-lsm-store@0.6.0.1/src/Sstable.bend&name=u32_byte