An example Rapture IO client for a RESTful web service.

build.sbt

scalaVersion := "2.11.1"

mainClass := Some("RaptureIORedditReader")

libraryDependencies ++= Seq(
	"com.propensive" % "rapture-io_2.11" % "0.10.0",
	"com.propensive" % "rapture-uri_2.11" % "1.0.0",
	"com.propensive" % "rapture-net_2.11" % "0.10.0",
	"com.propensive" % "rapture-json_2.11" % "1.0.0",
	"com.propensive" % "rapture-json-jackson_2.11" % "1.0.0"
)

RaptureIORedditReader.scala

import rapture._
import core._, io._, net._, uri._, json._, codec._

import encodings.`UTF-8`
import jsonBackends.jackson._

case class PostContainer(kind: String, data: Post)
case class Post(id: String, subreddit: String, score: Int, title: String, author: String, permalink: String) {
	lazy val topComment = {
		val json = Json.parse(uri"http://www.reddit.com/r/${subreddit}/comments/${id}.json?sort=top&limit=1&depth=1".slurp[Char])
		json(1).data.children(0).data.as[Comment]
	}
}

case class Comment(body: String) {
	override def toString = body
}

object RaptureIORedditReader extends App {
	val period = "day"
	val count = 0
	val limit = 5 
	val sort = "top"
	val subreddit = "worldnews"
	val postsJson = Json.parse(uri"http://www.reddit.com/r/${subreddit}/${sort}.json?t=${period}&count=${count.toString}&limit=${limit.toString}".slurp[Char])

	val posts = postsJson.data.children.as[Seq[PostContainer]].map(_.data)
	posts.foreach { post =>
		println(s"* ${post.title} [${post.score}]")
		println(s"http://reddit.com/${post.permalink}")
		println(s"\n${post.topComment}\n")
	}
}