This site describes solve-engine as it is on main: 2.43.0, which npm does not have yet. npm installs 2.40.0, so a page may show an answer that version does not give yet.
map
function map<T, U, E>(r, fn): Result<U, E>;Defined in: packages/engine/src/errors/Result.ts:56
Transform the success value; a failure passes through untouched.
Type Parameters
Section titled “Type Parameters”| Type Parameter |
|---|
T |
U |
E |
Parameters
Section titled “Parameters”| Parameter | Type |
|---|---|
r | Result<T, E> |
fn | (value) => U |
Returns
Section titled “Returns”Result<U, E>