react-magnetic-di
Version:
Context driven dependency injection
124 lines (122 loc) • 8.15 kB
JavaScript
;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.DiProvider = void 0;
exports.withDi = withDi;
var _react = _interopRequireWildcard(require("react"));
var _propTypes = _interopRequireDefault(require("prop-types"));
var _constants = require("./constants");
var _context = require("./context");
var _utils = require("./utils");
var _global = require("./global");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function _interopRequireWildcard(e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, "default": e }; if (null === e || "object" != _typeof(e) && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (var _t in e) "default" !== _t && {}.hasOwnProperty.call(e, _t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, _t)) && (i.get || i.set) ? o(f, _t, i) : f[_t] = e[_t]); return f; })(e, t); }
function _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
function _classCallCheck(a, n) { if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function"); }
function _defineProperties(e, r) { for (var t = 0; t < r.length; t++) { var o = r[t]; o.enumerable = o.enumerable || !1, o.configurable = !0, "value" in o && (o.writable = !0), Object.defineProperty(e, _toPropertyKey(o.key), o); } }
function _createClass(e, r, t) { return r && _defineProperties(e.prototype, r), t && _defineProperties(e, t), Object.defineProperty(e, "prototype", { writable: !1 }), e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _callSuper(t, o, e) { return o = _getPrototypeOf(o), _possibleConstructorReturn(t, _isNativeReflectConstruct() ? Reflect.construct(o, e || [], _getPrototypeOf(t).constructor) : o.apply(t, e)); }
function _possibleConstructorReturn(t, e) { if (e && ("object" == _typeof(e) || "function" == typeof e)) return e; if (void 0 !== e) throw new TypeError("Derived constructors may only return object or undefined"); return _assertThisInitialized(t); }
function _assertThisInitialized(e) { if (void 0 === e) throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); return e; }
function _isNativeReflectConstruct() { try { var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); } catch (t) {} return (_isNativeReflectConstruct = function _isNativeReflectConstruct() { return !!t; })(); }
function _getPrototypeOf(t) { return _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function (t) { return t.__proto__ || Object.getPrototypeOf(t); }, _getPrototypeOf(t); }
function _inherits(t, e) { if ("function" != typeof e && null !== e) throw new TypeError("Super expression must either be null or a function"); t.prototype = Object.create(e && e.prototype, { constructor: { value: t, writable: !0, configurable: !0 } }), Object.defineProperty(t, "prototype", { writable: !1 }), e && _setPrototypeOf(t, e); }
function _setPrototypeOf(t, e) { return _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function (t, e) { return t.__proto__ = e, t; }, _setPrototypeOf(t, e); }
var DiProvider = exports.DiProvider = /*#__PURE__*/function (_Component) {
function DiProvider() {
var _this;
_classCallCheck(this, DiProvider);
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
_this = _callSuper(this, DiProvider, [].concat(args));
_this.value = undefined;
return _this;
}
_inherits(DiProvider, _Component);
return _createClass(DiProvider, [{
key: "componentDidCatch",
value: function componentDidCatch(err) {
_global.globalDi._remove(this.props.use);
throw err;
}
}, {
key: "componentWillUnmount",
value: function componentWillUnmount() {
_global.globalDi._remove(this.props.use);
}
}, {
key: "getValue",
value: function getValue() {
if (this.value) return this.value;
var _this$props = this.props,
use = _this$props.use,
target = _this$props.target,
global = _this$props.global;
var _getDependencies = this.context.getDependencies;
// create a map of dependency real -> replacements for fast lookup
var replacementMap = use.reduce(function (acc, inj) {
(0, _utils.addInjectableToMap)(acc, inj);
return acc;
}, new Map());
// supports global di if needed
_global.globalDi._fromProvider(use, {
global: global
});
// support single or multiple targets
var targets = target && new WeakSet(Array.isArray(target) ? target : [target]);
this.value = {
getDependencies: function getDependencies(realDeps, targetChild) {
// First we collect dependencies from parent provider(s) (if any)
var dependencies = _getDependencies(realDeps, targetChild);
// If no target or target is in the array of targets, map use
if (!targets || targets.has(targetChild)) {
for (var i = 0; i < dependencies.length; i++) {
// dep can be either the original or a replacement
// if another provider at the top has already swapped it
// so we check if here we need to inject a different one
// or return the original / parent replacement
var dep = dependencies[i];
var real = _constants.diRegistry.has(dep) ? _constants.diRegistry.get(dep).from : dep;
var replacedInj = (0, _utils.findInjectable)(replacementMap, real, targetChild);
if (replacedInj) dependencies[i] = replacedInj.value;
}
}
return dependencies;
}
};
return this.value;
}
}, {
key: "render",
value: function render() {
return /*#__PURE__*/_react["default"].createElement(_context.Context.Provider, {
value: this.getValue()
}, this.props.children);
}
}]);
}(_react.Component);
DiProvider.contextType = _context.Context;
DiProvider.propTypes = {
children: _propTypes["default"].oneOfType([_propTypes["default"].func, _propTypes["default"].node]),
global: _propTypes["default"].bool,
target: _propTypes["default"].oneOfType([_propTypes["default"].func, _propTypes["default"].arrayOf(_propTypes["default"].func)]),
use: _propTypes["default"].arrayOf(_propTypes["default"].oneOfType([_propTypes["default"].func, _propTypes["default"].object])).isRequired
};
function withDi(Comp, deps) {
var target = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var WrappedComponent = /*#__PURE__*/(0, _react.forwardRef)(function (props, ref) {
return /*#__PURE__*/_react["default"].createElement(DiProvider, {
use: deps,
target: target
}, /*#__PURE__*/_react["default"].createElement(Comp, _extends({
ref: ref
}, props)));
});
WrappedComponent.displayName = (0, _utils.getDisplayName)(Comp, 'withDi');
return WrappedComponent;
}