data-bind-mapper
Version:
Bind data arrays to any type of JS objects
222 lines (216 loc) • 8.06 kB
JavaScript
// Version 1.0.3 data-bind-mapper - https://github.com/vasturiano/data-bind-mapper
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.DataBindMapper = factory());
})(this, (function () { 'use strict';
function _arrayLikeToArray(r, a) {
(null == a || a > r.length) && (a = r.length);
for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e];
return n;
}
function _arrayWithHoles(r) {
if (Array.isArray(r)) return r;
}
function _arrayWithoutHoles(r) {
if (Array.isArray(r)) return _arrayLikeToArray(r);
}
function _assertClassBrand(e, t, n) {
if ("function" == typeof e ? e === t : e.has(t)) return arguments.length < 3 ? t : n;
throw new TypeError("Private element is not present on this object");
}
function _checkPrivateRedeclaration(e, t) {
if (t.has(e)) throw new TypeError("Cannot initialize the same private elements twice on an object");
}
function _classCallCheck(a, n) {
if (!(a instanceof n)) throw new TypeError("Cannot call a class as a function");
}
function _classPrivateFieldGet2(s, a) {
return s.get(_assertClassBrand(s, a));
}
function _classPrivateFieldInitSpec(e, t, a) {
_checkPrivateRedeclaration(e, t), t.set(e, a);
}
function _classPrivateFieldSet2(s, a, r) {
return s.set(_assertClassBrand(s, a), r), r;
}
function _defineProperties(e, r) {
for (var t = 0; t < r.length; t++) {
var o = r[t];
o.enumerable = o.enumerable || false, o.configurable = true, "value" in o && (o.writable = true), Object.defineProperty(e, _toPropertyKey(o.key), o);
}
}
function _createClass(e, r, t) {
return r && _defineProperties(e.prototype, r), Object.defineProperty(e, "prototype", {
writable: false
}), e;
}
function _iterableToArray(r) {
if ("undefined" != typeof Symbol && null != r[Symbol.iterator] || null != r["@@iterator"]) return Array.from(r);
}
function _iterableToArrayLimit(r, l) {
var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"];
if (null != t) {
var e,
n,
i,
u,
a = [],
f = true,
o = false;
try {
if (i = (t = t.call(r)).next, 0 === l) ; else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0);
} catch (r) {
o = true, n = r;
} finally {
try {
if (!f && null != t.return && (u = t.return(), Object(u) !== u)) return;
} finally {
if (o) throw n;
}
}
return a;
}
}
function _nonIterableRest() {
throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _nonIterableSpread() {
throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _slicedToArray(r, e) {
return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest();
}
function _toConsumableArray(r) {
return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread();
}
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);
if ("object" != typeof i) return i;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return (String )(t);
}
function _toPropertyKey(t) {
var i = _toPrimitive(t, "string");
return "symbol" == typeof i ? i : i + "";
}
function _unsupportedIterableToArray(r, a) {
if (r) {
if ("string" == typeof r) return _arrayLikeToArray(r, a);
var t = {}.toString.call(r).slice(8, -1);
return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0;
}
}
var index = (function (p) {
return typeof p === 'function' ? p // fn
: typeof p === 'string' ? function (obj) {
return obj[p];
} // property name
: function (obj) {
return p;
};
}); // constant
var _dataMap = /*#__PURE__*/new WeakMap();
var _objMap = /*#__PURE__*/new WeakMap();
var _id = /*#__PURE__*/new WeakMap();
var _createObj = /*#__PURE__*/new WeakMap();
var _updateObj = /*#__PURE__*/new WeakMap();
var _removeObj = /*#__PURE__*/new WeakMap();
var DataBindMapper = /*#__PURE__*/function () {
function DataBindMapper() {
_classCallCheck(this, DataBindMapper);
_classPrivateFieldInitSpec(this, _dataMap, new Map());
_classPrivateFieldInitSpec(this, _objMap, new Map());
_classPrivateFieldInitSpec(this, _id, function (d) {
return d;
});
_classPrivateFieldInitSpec(this, _createObj, function () {
return {};
});
_classPrivateFieldInitSpec(this, _updateObj, function () {});
_classPrivateFieldInitSpec(this, _removeObj, function () {});
}
return _createClass(DataBindMapper, [{
key: "getObj",
value: function getObj(d) {
return _classPrivateFieldGet2(_dataMap, this).get(_classPrivateFieldGet2(_id, this).call(this, d));
}
}, {
key: "getData",
value: function getData(o) {
return _classPrivateFieldGet2(_objMap, this).get(o);
}
}, {
key: "entries",
value: function entries() {
return _toConsumableArray(_classPrivateFieldGet2(_objMap, this).entries()).map(function (_ref) {
var _ref2 = _slicedToArray(_ref, 2),
o = _ref2[0],
d = _ref2[1];
return [d, o];
});
}
}, {
key: "id",
value: function id(p) {
_classPrivateFieldSet2(_id, this, index(p));
return this;
}
}, {
key: "onCreateObj",
value: function onCreateObj(fn) {
_classPrivateFieldSet2(_createObj, this, fn);
return this;
}
}, {
key: "onUpdateObj",
value: function onUpdateObj(fn) {
_classPrivateFieldSet2(_updateObj, this, fn);
return this;
}
}, {
key: "onRemoveObj",
value: function onRemoveObj(fn) {
_classPrivateFieldSet2(_removeObj, this, fn);
return this;
}
}, {
key: "digest",
value: function digest(data) {
var _this = this;
data.filter(function (d) {
return !_classPrivateFieldGet2(_dataMap, _this).has(_classPrivateFieldGet2(_id, _this).call(_this, d));
}).forEach(function (d) {
var obj = _classPrivateFieldGet2(_createObj, _this).call(_this, d);
_classPrivateFieldGet2(_dataMap, _this).set(_classPrivateFieldGet2(_id, _this).call(_this, d), obj);
_classPrivateFieldGet2(_objMap, _this).set(obj, d);
});
var dataIdsMap = new Map(data.map(function (d) {
return [_classPrivateFieldGet2(_id, _this).call(_this, d), d];
}));
_classPrivateFieldGet2(_dataMap, this).forEach(function (o, dId) {
if (!dataIdsMap.has(dId)) {
_classPrivateFieldGet2(_removeObj, _this).call(_this, o, dId);
_classPrivateFieldGet2(_dataMap, _this)["delete"](dId);
_classPrivateFieldGet2(_objMap, _this)["delete"](o);
} else {
_classPrivateFieldGet2(_updateObj, _this).call(_this, o, dataIdsMap.get(dId));
}
});
return this;
}
}, {
key: "clear",
value: function clear() {
this.digest([]);
return this;
}
}]);
}();
return DataBindMapper;
}));
//# sourceMappingURL=data-bind-mapper.js.map