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-rw-r--r--src/gleam/result.gleam33
1 files changed, 0 insertions, 33 deletions
diff --git a/src/gleam/result.gleam b/src/gleam/result.gleam
index fef8169..e64e96a 100644
--- a/src/gleam/result.gleam
+++ b/src/gleam/result.gleam
@@ -411,36 +411,3 @@ pub fn replace_error(result: Result(a, e1), error: e2) -> Result(a, e2) {
pub fn values(results: List(Result(a, e))) -> List(a) {
list.filter_map(results, fn(r) { r })
}
-
-/// Run a callback function if the given bool is `True`, otherwise return a
-/// default error value.
-///
-/// This function is suitable for `use` expressions.
-///
-/// ## Examples
-///
-/// ```gleam
-/// > let name = "Kamaka"
-/// > use <- guard(name != "", or: "Missing name")
-/// > Ok("Hello, " <> name)
-/// Ok("Hello, Kamaka")
-/// ```
-///
-/// ```gleam
-/// > let name = ""
-/// > use <- guard(name != "", or: "Missing name")
-/// > Ok("Hello, " <> name)
-/// Error("Missing name")
-/// ```
-///
-///
-pub fn guard(
- requirement: Bool,
- or error: e,
- then consequence: fn() -> Result(a, e),
-) -> Result(a, e) {
- case requirement {
- True -> consequence()
- False -> Error(error)
- }
-}