Bits.write.at: def of bend-kit-bits@0.1.0.1
Import: import bend-kit-bits@0.1.0.1/bits.bend as Bits
Lines 152-154 of bend-kit-bits@0.1.0.1/bits.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-bits@0.1.0.1/bits.bend&start_line=152&end_line=154

import Base

def write.at(+msb: Bool, w: Writer, +n: U32, +v: U32) -> Writer:
  Writer{buf, dep, +pos} = w
  Writer{write.put((pos >> 5n : U32), parts(msb, (pos .&. 31 : U32), n, v), buf), dep, (pos + n : U32)}

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  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.shrn
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bits@0.1.0.1/bits.bend&name=Writer
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bits@0.1.0.1/bits.bend&name=parts
  https://jend.leeeet.dev/definition.txt?path=bend-kit-bits@0.1.0.1/bits.bend&name=write.put