promise-waterfall
Runs an array of promises in series, each passing their results to the next promise in the array.
Install
$ npm install promise.waterfall --save
Usage
var promiseWaterfall = require('promise.waterfall')
function makeAdder (a) {
return function (b) {
b = b || 0
return Promise.resolve(a + b)
}
}
var addOne = makeAdder(1)
promiseWaterfall([
addOne
addOne,
addOne
])
.then(console.log)
.catch(console.error)
API
promiseWaterfall(functions)
-> promise
Runs the array of functions in series, waiting for each to resolve and passing each result to the next function in the array.
functions
Required
Type: array[function]