diff options
| author | Sebastian <s@porto5.com> | 2021-01-13 10:59:26 +1100 |
|---|---|---|
| committer | Louis Pilfold <louis@lpil.uk> | 2021-01-13 17:01:09 +0000 |
| commit | ec65c09aacb30c2b6ad96bcf407d2243cc27bb91 (patch) | |
| tree | 4e41582d588bc6c43a857c61e1b8808b50579513 /test | |
| parent | 66b107b1902936411c8532113dcdd3d535176c05 (diff) | |
| download | gleam_stdlib-ec65c09aacb30c2b6ad96bcf407d2243cc27bb91.tar.gz gleam_stdlib-ec65c09aacb30c2b6ad96bcf407d2243cc27bb91.zip | |
Update try_fold to return `Result(a,e)`
Diffstat (limited to 'test')
| -rw-r--r-- | test/gleam/list_test.gleam | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/test/gleam/list_test.gleam b/test/gleam/list_test.gleam index dfc9693..3bd463a 100644 --- a/test/gleam/list_test.gleam +++ b/test/gleam/list_test.gleam @@ -180,15 +180,27 @@ pub fn index_fold_test() { pub fn try_fold_test() { [1, 2, 3] |> list.try_fold( - [], + 0, + fn(i, acc) { + case i < 4 { + True -> Ok(acc + i) + False -> Error(Nil) + } + }, + ) + |> should.equal(Ok(6)) + + [1, 2, 3] + |> list.try_fold( + 0, fn(i, acc) { case i < 3 { - True -> Ok([i, ..acc]) - False -> Error(acc) + True -> Ok(acc + i) + False -> Error(Nil) } }, ) - |> should.equal([2, 1]) + |> should.equal(Error(Nil)) } pub fn find_map_test() { |