isOk

isOk(value)

A function that takes an unknown value and narrows it to Ok<unknown>.

data-first

isOk(ok(true)); //=> true
isOk(err(false)); //=> false
isOk(true); //=> false

data-last

pipe(ok(true), isOk()); //=> true
pipe(err(false), isOk()); //=> false
pipe(true, isOk()); //=> false