Codec.fe.fin: def of bend-kit-postgres@0.3.0.0
Import: import bend-kit-postgres@0.3.0.0/codec.bend as Codec
Lines 846-853 of bend-kit-postgres@0.3.0.0/codec.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-postgres@0.3.0.0/codec.bend&start_line=846&end_line=853

import Base

def fe.fin(r: Cur & Front) -> Maybe<&1, Front>:
  (c, m) = r
  Cur{b, +i, +e, ok} = c
  match ok:
    case True{}:
      Bool.pick(Maybe<&1, Front>, U32.is_eq(i, e), Some{m}, None{})
    case False{}:
      None{}

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=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=bend-kit-postgres@0.3.0.0/codec.bend&name=Cur
  https://jend.leeeet.dev/definition.txt?path=bend-kit-postgres@0.3.0.0/codec.bend&name=Front