or-pipe v1.0.3

or-pipe

Run a sequence of functions until one returns a value

Install

$ npm install --save or-pipe

Usage

var orPipe = require('or-pipe')

var run = orPipe(blank, double, triple)
run(2) // => 4

function blank () {}
function double (n) {
  return n * 2
}
function triple (n) {
  return n * 3
}

API

var run = orPipe(functions...)

functions

Pass in a list of a functions as arguments. Returns a run function.

When calling the run function, its arguments will be passed into each function in the list given until one returns a value (result != null).

The first non-null/undefined result will be returned.

License

MIT © Andrew Joslin