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| author | Alice Dee <alice.dee@guardian.co.uk> | 2020-05-20 19:13:27 +0100 |
|---|---|---|
| committer | Louis Pilfold <louis@lpil.uk> | 2020-05-20 20:53:21 +0100 |
| commit | 5dfc8ad88a51cdaacec3fa9756ef9dd55b3b1027 (patch) | |
| tree | 2622ddb7615c04d968e0f48993c7aef863a7de56 /src | |
| parent | ecceb4e7f332749753391d728c121ef1792e9191 (diff) | |
| download | gleam_stdlib-5dfc8ad88a51cdaacec3fa9756ef9dd55b3b1027.tar.gz gleam_stdlib-5dfc8ad88a51cdaacec3fa9756ef9dd55b3b1027.zip | |
Adds nil_error function
Diffstat (limited to 'src')
| -rw-r--r-- | src/gleam/result.gleam | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/gleam/result.gleam b/src/gleam/result.gleam index 7dd2076..7861827 100644 --- a/src/gleam/result.gleam +++ b/src/gleam/result.gleam @@ -184,3 +184,17 @@ pub fn unwrap(result: Result(a, e), or default: a) -> a { pub fn none() -> Option(a) { Error(Nil) } + +/// Transforms any error into Error(Nil) +/// +/// ## Examples +/// +/// > nil_error(Error(1)) +/// Error(Nil) +/// +/// > nil_error(Ok(1)) +/// Ok(1) +/// +pub fn nil_error(result: Result(a, e)) -> Result(a, Nil) { + map_error(result, fn(_) { Nil }) +} |