import * as resultJs from "https://deno.land/x/result_js@2.0.0/operators/transform.ts"; FunctionsfmapMaps a Result<T, | E> to Result<U, | E> by applying fn to a contained Ok, leaving an Err. fmapErrMaps a Result<T, | E> to Result<T, | F> by applying fn to a contained Err value, leaving an Ok. fmapOrReturns the provided defaultValue (if Err), or applies fn to the contained value (if Ok), fmapOrElseMaps a Result<T, | E> to U by applying defaultFn to a contained Err, or fn to a contained Ok.