diff options
| -rw-r--r-- | src/gleam/iterator.gleam | 6 | ||||
| -rw-r--r-- | test/gleam/iterator_test.gleam | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/src/gleam/iterator.gleam b/src/gleam/iterator.gleam index 097e6c2..babebc6 100644 --- a/src/gleam/iterator.gleam +++ b/src/gleam/iterator.gleam @@ -920,16 +920,16 @@ pub fn group( /// This function acts similar to fold, but does not take an initial state. /// Instead, it starts from the first yielded element /// and combines it with each subsequent element in turn using the given function. -/// The function is called as f(current_element, accumulator). +/// The function is called as f(accumulator, current_element). /// /// Returns `Ok` to indicate a successful run, and `Error` if called on an empty iterator. /// /// ## Examples /// -/// > from_list([]) |> reduce(fn(x, y) { x + y }) +/// > from_list([]) |> reduce(fn(acc, x) { acc + x }) /// Error(Nil) /// -/// > from_list([1, 2, 3, 4, 5]) |> reduce(fn(x, y) { x + y }) +/// > from_list([1, 2, 3, 4, 5]) |> reduce(fn(acc, x) { acc + x }) /// Ok(15) /// pub fn reduce( diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam index d8da969..67637f0 100644 --- a/test/gleam/iterator_test.gleam +++ b/test/gleam/iterator_test.gleam @@ -377,11 +377,11 @@ pub fn group_test() { pub fn reduce_test() { iterator.empty() - |> iterator.reduce(with: fn(x, y) { x + y }) + |> iterator.reduce(with: fn(acc, x) { acc + x }) |> should.equal(Error(Nil)) iterator.from_list([1, 2, 3, 4, 5]) - |> iterator.reduce(with: fn(x, y) { x + y }) + |> iterator.reduce(with: fn(acc, x) { acc + x }) |> should.equal(Ok(15)) } |