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$ npx create-react-app wasm-sample

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version: 2
jobs:
  test: # 普通のテスト
    docker:
      - image: node:8
    steps:
      - checkout
      - run: npm run test
  heavy_test: # 重いテスト
    docker:

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require("rxjs")

const Rx = require("rxjs")
const { ActionsObservable } = require("redux-observable")

const playgroundEpic = action$ =>
  action$.ofType("FIRST")
    .map( (a) =>( { type: "THIRD" } ) )

const action$ = ActionsObservable.of({ type: 'FIRST' }, { type: 'SECOND' })

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made with esnextbin

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made with esnextbin

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// 元のこんなコードを読み解く
//
// let DEFINE_PROPERTY = "defineProperty";
// function define(O, key, value) {
//   O[key] || Object[DEFINE_PROPERTY](O, key, {
//     writable:     true,
//     configurable: true,
//     value:        value
//   });
// }

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import React, { Component, PropTypes } from 'react'
import Router from 'react-router/BrowserRouter'
import { Match, Link, Redirect } from 'react-router'

const First = () => <div>First</div>
const Second = () => <div>Second</div>
const Third = () => <div>Third</div>

const wizardLink = (pathname) => {
  switch(pathname){

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made with esnextbin

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made with esnextbin

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class SomeModel < ActiveRecord::Base
  default_value_for :is_public, false
end