react-context-component
Version:
This is a React component that lets you add things in the context. Put simply, the [context feature](https://facebook.github.io/react/docs/context.html) basically lets you to pass some data through all nodes in the components tree.
167 lines (120 loc) • 4.67 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('react'), require('prop-types')) :
typeof define === 'function' && define.amd ? define(['exports', 'react', 'prop-types'], factory) :
(factory((global.ReactWidth = {}),global.React,global.propTypes));
}(this, (function (exports,React,propTypes) { 'use strict';
var React__default = 'default' in React ? React['default'] : React;
propTypes = propTypes && propTypes.hasOwnProperty('default') ? propTypes['default'] : propTypes;
var classCallCheck = function (instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
};
var createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
var inherits = function (subClass, superClass) {
if (typeof superClass !== "function" && superClass !== null) {
throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
enumerable: false,
writable: true,
configurable: true
}
});
if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
};
var objectWithoutProperties = function (obj, keys) {
var target = {};
for (var i in obj) {
if (keys.indexOf(i) >= 0) continue;
if (!Object.prototype.hasOwnProperty.call(obj, i)) continue;
target[i] = obj[i];
}
return target;
};
var possibleConstructorReturn = function (self, call) {
if (!self) {
throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
}
return call && (typeof call === "object" || typeof call === "function") ? call : self;
};
var ContextProvider = function (_Component) {
inherits(ContextProvider, _Component);
function ContextProvider() {
classCallCheck(this, ContextProvider);
return possibleConstructorReturn(this, (ContextProvider.__proto__ || Object.getPrototypeOf(ContextProvider)).apply(this, arguments));
}
createClass(ContextProvider, [{
key: 'getChildContext',
value: function getChildContext() {
var _props = this.props,
children = _props.children,
rest = objectWithoutProperties(_props, ['children']);
return rest;
}
}, {
key: 'render',
value: function render() {
return this.props.children;
}
}]);
return ContextProvider;
}(React.Component);
var Context$1 = function (_Component2) {
inherits(Context, _Component2);
function Context(props) {
classCallCheck(this, Context);
var _this2 = possibleConstructorReturn(this, (Context.__proto__ || Object.getPrototypeOf(Context)).call(this, props));
var children = props.children,
rest = objectWithoutProperties(props, ['children']);
var contextTypes = Object.keys(rest).reduce(function (acc, current) {
acc[current] = function () {};
return acc;
}, {});
ContextProvider.childContextTypes = contextTypes;
return _this2;
}
createClass(Context, [{
key: 'render',
value: function render() {
return React__default.createElement(ContextProvider, this.props);
}
}]);
return Context;
}(React.Component);
var withContext = function withContext() {
var contextTypes = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
var contextTypeKeys = Object.keys(contextTypes);
return function (Component$$1) {
var WithContext = function WithContext(props, context) {
var mapContextToProps = contextTypeKeys.reduce(function (acc, key) {
acc[key] = context[key];
return acc;
}, {});
return React__default.createElement(Component$$1, Object.assign({}, props, mapContextToProps));
};
WithContext.contextTypes = contextTypes;
return WithContext;
};
};
exports.withContext = withContext;
exports['default'] = Context$1;
Object.defineProperty(exports, '__esModule', { value: true });
})));