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retired
A standard library for the Gleam programming language
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src/gleam/tuple.gleam
import gleam/list
pub fn new(a, b) {
{a, b}
}
pub fn first(tup) {
let {a, _} = tup
a
}
pub fn second(tup) {
let {_, a} = tup
a
}
pub fn swap(tup) {
let {a, b} = tup
{b, a}
}
pub fn fetch(haystack, needle) {
list:find(haystack, fn(tuple) {
case first(tuple) == needle {
| True -> tuple |> second |> Ok
| False -> Error([])
}
})
}