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September 3, 2016 09:17
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esnextbin sketch
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<!doctype html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<title>ESNextbin Sketch</title> | |
<!-- put additional styles and scripts here --> | |
</head> | |
<body> | |
<div> | |
<x-counter /> | |
</div> | |
</body> | |
</html> |
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// write ES2015 code and import modules from npm | |
// and then press "Execute" to run your program | |
import rwc from 'rwc' | |
import h from 'snabbdom/h' | |
import snabbdom from 'snabbdom' | |
const patch = snabbdom.init([ // Init patch function with choosen modules | |
require('snabbdom/modules/class'), // makes it easy to toggle classes | |
require('snabbdom/modules/props'), // for setting properties on DOM elements | |
require('snabbdom/modules/style'), // handles styling on elements with support for animations | |
require('snabbdom/modules/eventlisteners'), // attaches event listeners | |
]) | |
function snabbdomPatcher (shadowRoot) { | |
let __vNode = shadowRoot.appendChild( | |
document.createElement('div') | |
) | |
return function (vNode) { | |
__vNode = patch(__vNode, vNode) | |
} | |
} | |
const CounterComponent = { | |
init () { | |
return {count: 0} | |
}, | |
update (state, {type, params}) { | |
const {count} = state | |
switch(type) { | |
case 'INC': return {count: count + 1} | |
case 'DEC': return {count: count - 1} | |
default: return state | |
} | |
}, | |
view ({count}, d) { | |
return h('div', [ | |
h('h1', [count]), | |
h('button',{on: {click: d('INC')}}, ['INCREMENT']), | |
h('button',{on: {click: d('DEC')}}, ['DECREMENT']), | |
]) | |
} | |
} | |
// create prototype object | |
const proto = rwc.createWCProto(snabbdomPatcher, CounterComponent) | |
// create an HTMLElement instance | |
const html = Object.create(HTMLElement.prototype) | |
// extend html element with the created prototype | |
const prototype = Object.assign(html, proto) | |
document.registerElement('x-counter', {prototype}) |
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{ | |
"name": "esnextbin-sketch", | |
"dependencies": { | |
"rwc": "1.0.2", | |
"snabbdom": "0.5.1", | |
"babel-runtime": "6.11.6" | |
}, | |
"version": "0.0.0" | |
} |
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'use strict'; | |
var _extends2 = require('babel-runtime/helpers/extends'); | |
var _extends3 = _interopRequireDefault(_extends2); | |
var _create = require('babel-runtime/core-js/object/create'); | |
var _create2 = _interopRequireDefault(_create); | |
var _rwc = require('rwc'); | |
var _rwc2 = _interopRequireDefault(_rwc); | |
var _h = require('snabbdom/h'); | |
var _h2 = _interopRequireDefault(_h); | |
var _snabbdom = require('snabbdom'); | |
var _snabbdom2 = _interopRequireDefault(_snabbdom); | |
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } | |
var patch = _snabbdom2.default.init([// Init patch function with choosen modules | |
require('snabbdom/modules/class'), // makes it easy to toggle classes | |
require('snabbdom/modules/props'), // for setting properties on DOM elements | |
require('snabbdom/modules/style'), // handles styling on elements with support for animations | |
require('snabbdom/modules/eventlisteners')]); // write ES2015 code and import modules from npm | |
// and then press "Execute" to run your program | |
// attaches event listeners | |
function snabbdomPatcher(shadowRoot) { | |
var __vNode = shadowRoot.appendChild(document.createElement('div')); | |
return function (vNode) { | |
__vNode = patch(__vNode, vNode); | |
}; | |
} | |
var CounterComponent = { | |
init: function init() { | |
return { count: 0 }; | |
}, | |
update: function update(state, _ref) { | |
var type = _ref.type; | |
var params = _ref.params; | |
var count = state.count; | |
switch (type) { | |
case 'INC': | |
return { count: count + 1 }; | |
case 'DEC': | |
return { count: count - 1 }; | |
default: | |
return state; | |
} | |
}, | |
view: function view(_ref2, d) { | |
var count = _ref2.count; | |
return (0, _h2.default)('div', [(0, _h2.default)('h1', [count]), (0, _h2.default)('button', { on: { click: d('INC') } }, ['INCREMENT']), (0, _h2.default)('button', { on: { click: d('DEC') } }, ['DECREMENT'])]); | |
} | |
}; | |
// create prototype object | |
var proto = _rwc2.default.createWCProto(snabbdomPatcher, CounterComponent); | |
// create an HTMLElement instance | |
var html = (0, _create2.default)(HTMLElement.prototype); | |
// extend html element with the created prototype | |
var prototype = (0, _extends3.default)(html, proto); | |
document.registerElement('x-counter', { prototype: prototype }); |
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