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esnextbin sketch
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| <!doctype html> | |
| <html> | |
| <head> | |
| </head> | |
| <body> | |
| <div id="app"></div> | |
| </body> | |
| </html> |
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| import React from 'react' | |
| import ReactDOM from 'react-dom' | |
| const buildOptions = sizeOptions => sizeOptions.map((option, idx) => | |
| <option value={option} key={idx}>{option}</option> | |
| ); | |
| const MyComponent = stateful(props => { | |
| const { sizeOptions, setState } = props; | |
| const { currentValue = sizeOptions[0] } = props; | |
| const onChange = ev => setState({ currentValue: ev.target.value }); | |
| console.log("current value:", currentValue); | |
| return ( | |
| <div> | |
| <select | |
| value={ currentValue } | |
| onChange={ onChange } | |
| > | |
| { buildOptions(sizeOptions) } | |
| </select> | |
| </div> | |
| ); | |
| }); | |
| function stateful (fn, initialState = {}) { | |
| class Stateful extends React.Component { | |
| constructor (props) { | |
| super(props); | |
| this.state = initialState; | |
| } | |
| render () { | |
| const componentProps = Object.assign({}, this.props, this.state, { | |
| setState: this.setState.bind(this) | |
| }); | |
| return fn(componentProps); | |
| } | |
| } | |
| Stateful.Stateless = fn; | |
| return Stateful; | |
| } | |
| ReactDOM.render( | |
| <MyComponent | |
| sizeOptions={["a", "b", "c"]} | |
| />, | |
| document.getElementById('app'), | |
| ) |
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| { | |
| "name": "esnextbin-sketch", | |
| "version": "0.0.0", | |
| "dependencies": { | |
| "react": "0.14.7", | |
| "react-dom": "0.14.7", | |
| "babel-runtime": "6.11.6" | |
| } | |
| } |
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| 'use strict'; | |
| var _extends2 = require('babel-runtime/helpers/extends'); | |
| var _extends3 = _interopRequireDefault(_extends2); | |
| var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of'); | |
| var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf); | |
| var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck'); | |
| var _classCallCheck3 = _interopRequireDefault(_classCallCheck2); | |
| var _createClass2 = require('babel-runtime/helpers/createClass'); | |
| var _createClass3 = _interopRequireDefault(_createClass2); | |
| var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn'); | |
| var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2); | |
| var _inherits2 = require('babel-runtime/helpers/inherits'); | |
| var _inherits3 = _interopRequireDefault(_inherits2); | |
| var _react = require('react'); | |
| var _react2 = _interopRequireDefault(_react); | |
| var _reactDom = require('react-dom'); | |
| var _reactDom2 = _interopRequireDefault(_reactDom); | |
| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } | |
| var buildOptions = function buildOptions(sizeOptions) { | |
| return sizeOptions.map(function (option, idx) { | |
| return _react2.default.createElement( | |
| 'option', | |
| { value: option, key: idx }, | |
| option | |
| ); | |
| }); | |
| }; | |
| var MyComponent = stateful(function (props) { | |
| var sizeOptions = props.sizeOptions; | |
| var setState = props.setState; | |
| var _props$currentValue = props.currentValue; | |
| var currentValue = _props$currentValue === undefined ? sizeOptions[0] : _props$currentValue; | |
| var onChange = function onChange(ev) { | |
| return setState({ currentValue: ev.target.value }); | |
| }; | |
| console.log("current value:", currentValue); | |
| return _react2.default.createElement( | |
| 'div', | |
| null, | |
| _react2.default.createElement( | |
| 'select', | |
| { | |
| value: currentValue, | |
| onChange: onChange | |
| }, | |
| buildOptions(sizeOptions) | |
| ) | |
| ); | |
| }); | |
| function stateful(fn) { | |
| var initialState = arguments.length <= 1 || arguments[1] === undefined ? {} : arguments[1]; | |
| var Stateful = function (_React$Component) { | |
| (0, _inherits3.default)(Stateful, _React$Component); | |
| function Stateful(props) { | |
| (0, _classCallCheck3.default)(this, Stateful); | |
| var _this = (0, _possibleConstructorReturn3.default)(this, (0, _getPrototypeOf2.default)(Stateful).call(this, props)); | |
| _this.state = initialState; | |
| return _this; | |
| } | |
| (0, _createClass3.default)(Stateful, [{ | |
| key: 'render', | |
| value: function render() { | |
| var componentProps = (0, _extends3.default)({}, this.props, this.state, { | |
| setState: this.setState.bind(this) | |
| }); | |
| return fn(componentProps); | |
| } | |
| }]); | |
| return Stateful; | |
| }(_react2.default.Component); | |
| Stateful.Stateless = fn; | |
| return Stateful; | |
| } | |
| _reactDom2.default.render(_react2.default.createElement(MyComponent, { | |
| sizeOptions: ["a", "b", "c"] | |
| }), document.getElementById('app')); |
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