Generic.prod: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/math/generic.bend as Generic
Lines 139-140 of bend-collections@1.0.0.0/src/math/generic.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/math/generic.bend&start_line=139&end_line=140

import Base
import bend-collections@1.0.0.0/src/math/num.bend as N

def prod(~T: Data, ~op: N.Op<T> -> T, ~test: N.Test<T> -> Bool, xs: List<&2, T>) -> Result<&2, &2, N.NumError, T>:
  ok(T, prod_go(~T, ~op, ~test, xs, Some{op(N.One{})}))

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/generic.bend&name=ok
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/generic.bend&name=prod_go
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/num.bend&name=NumError
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/num.bend&name=Op
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/math/num.bend&name=Test