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Hands-On Reactive Programming with Clojure - Second Edition
book

Hands-On Reactive Programming with Clojure - Second Edition

by Konrad Szydlo, Leonardo Borges
January 2019
Intermediate to advanced content levelIntermediate to advanced
298 pages
7h 46m
English
Packt Publishing
Content preview from Hands-On Reactive Programming with Clojure - Second Edition

Creating AWS Observables

We're now ready to start to implement our solution. If you recall Chapter 2A Look at Reactive Extensions, RxJava/RxJS/RxClojure ships with several useful Observables. However, when the built-in Observables aren't enough, it gives us the tools to build our own.

Since it is highly unlikely that RxJS already provides Observables for Amazon's AWS API, we will start by implementing our own primitive Observables.

To keep things neat, we will do this in a new file, under aws-dash/src/cljs/aws_dash/observables.cljs:

(ns aws-dash.observables (:require-macros [cljs.core.async.macros :refer [go]]) (:require [cljs-http.client :as http] [cljs.core.async :refer [<!]] [cognitect.transit :as t])) (def r (t/reader :json)) (def aws-endpoint ...
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Publisher Resources

ISBN: 9781789346138Supplemental Content