@reggi/journey.fn-free v0.0.193
@reggi/journey.fn-free
npm i @reggi/journey.fn-free --save
Why
This module takes a function
and a resolver
, and passes the value of the function into the resolver. The result of the function is a function that returns the result of the resolver
. However you can pass in an array of strings that will map to methods attached to the returned function that have the ability to return the un-resolved value of the original function. This is named fn-free
because it allows the ability to wrap a function but still have access to it's original value.
This is a convoluted concept, but was designed for the journey
module where access to the variables defined is available, but the intended return value is also available. This is a programming concept that is not very established, or at least I haven't really found it in my research.
const animal = () => 'tiger'
const result = fnFree(animal, (animal) => `bengal ${animal}`, ['journey'])
expect(result()).toBe('bengal tiger')
expect(result.journey()).toBe('tiger')
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