kopasetik

{
  "name": "caravan",
  "version": "1.0.0",
  "description": "travel awesome",
  "main": "./lib/index.js",
  "config": {
    "sass_command": "./node_modules/node-sass/bin/node-sass"
  },
  "scripts": {
    "test": "npm run test",

kopasetik

// destructuring and default values
const give_discount = ({item, price, percent_discount=10})=>{
  console.log('For the ' + item + ' listed at $' + price +
                ', you get ' + percent_discount + '% off!')
}

give_discount({item: 'sweater', price: 200, percent_discount: 25})
//=> For the sweater listed at $200, you get 25% off!

give_discount({item: 'dress shoes', price: 350})

kopasetik

// elision AKA skipping array elements
let [b, , , , , a] = ['Robin!', 'Nana', 'nana', 'nana', 'nana', 'Batman!']

console.log(a) //=> Batman!
console.log(b) //=> Robin!

kopasetik

(def jokers-challenge ["Robin!" "Nana" "nana" "nana" "nana" "Batman!"])

; elision AKA destructuring that skips vector items
(let [[b _ _ _ _ a] jokers-challenge]
     (println a)
     (println b))
;=> Batman!
;=> Robin!

kopasetik

// rest operator example
const print_the_rest = ([a, b, ...remaining_values]) => remaining_values.map(item => console.log(item))

print_the_rest(["celebration", "can you feel it", "fantasy", "september", "boogie wonderland", "getaway"])

//=> fantasy
//=> september
//=> boogie wonderland
//=> getaway

kopasetik

; rest operator example
(defn print-the-rest
  ;prints the rest of the collection
  [[a b & remaining-values]]
  (doall (map println remaining-values)))

(print-the-rest ["celebration" "can you feel it" "fantasy" "september" "boogie wonderland" "getaway"])

;=> fantasy
;=> september

kopasetik

const request = require('request')

const isMovie = (item) => {
  if (item.Type === "movie") return true
  return false
}

const movies = request('http://omdbapi.com/?s=highlander',
  ((err, res, body) => {

kopasetik

(ns clojure-noob.core
  (:gen-class)
  (:require [clojure.data.json :as json]
            [clojure.pprint :as pp]))

(defn get-url
  "get a url's content"
  [url]
  (-> url
    slurp

kopasetik

// function destructuring
const eat_pizza_picky_style = ({dough, sauce, meat}) => {
  console.log('For this pizza, Whiskers only eats the ' 
    + dough + ', ' + sauce + ', and ' + meat 
    + '. It picks everything else off!')
}

const pepperoni_pizza = {
  cheese: 'mozzarella',
  dough: 'white flour dough', 

kopasetik

; function destructuring
(defn eat-pizza-picky-style
  ; for eating only the good stuff from a pizza
  [{:keys [dough meat sauce]}]
  (println (str 
                "For this pizza, Whiskers only eats the " 
                dough ", " meat ", and " sauce 
                ". It picks everything else off!")))

(def pepperoni-pizza {