Underscore.js: how to chain custom functions

Question

Using Underscore.js, I can write the following which returns 42:

_([42, 43]).chain()
    .first()
    .value()

I have custom f

Answer 1

Looks like lodash has implemented exactly what you are looking for:

_.thru(value, interceptor)

from the docs:

This method is like _.tap except that it returns the result of interceptor

https://lodash.com/docs#thru