react-component-managers/lib/mixin.js

react-component-managers React component

"use strict";

exports.__esModule = true;
exports.mixin = mixin;
exports.default = mixIntoClass;

function _extends() { _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }

function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }

function mixin(componentClass, _ref) {
  var propTypes = _ref.propTypes,
      contextTypes = _ref.contextTypes,
      childContextTypes = _ref.childContextTypes,
      getChildContext = _ref.getChildContext,
      protoSpec = _objectWithoutProperties(_ref, ["propTypes", "contextTypes", "childContextTypes", "getChildContext"]);

  if (propTypes) componentClass.propTypes = _extends({}, componentClass.propTypes, propTypes);
  if (contextTypes) componentClass.contextTypes = _extends({}, componentClass.contextTypes, contextTypes);
  if (childContextTypes) componentClass.childContextTypes = _extends({}, componentClass.childContextTypes, childContextTypes);

  if (getChildContext) {
    var baseGCContext = componentClass.prototype.getChildContext;

    componentClass.prototype.getChildContext = function $getChildContext() {
      return _extends({}, baseGCContext && baseGCContext.call(this), getChildContext.call(this));
    };
  }

  _extends(componentClass.prototype, protoSpec);

  return componentClass;
}

function mixIntoClass(spec) {
  return function (componentClass) {
    return mixin(componentClass, spec);
  };
}