devsite/node_modules/nunjucks/src/object.js
2024-07-07 18:49:38 -07:00

100 lines
3.9 KiB
JavaScript

'use strict';
// A simple class system, more documentation to come
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, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return typeof key === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (typeof input !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (typeof res !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
var EventEmitter = require('events');
var lib = require('./lib');
function parentWrap(parent, prop) {
if (typeof parent !== 'function' || typeof prop !== 'function') {
return prop;
}
return function wrap() {
// Save the current parent method
var tmp = this.parent;
// Set parent to the previous method, call, and restore
this.parent = parent;
var res = prop.apply(this, arguments);
this.parent = tmp;
return res;
};
}
function extendClass(cls, name, props) {
props = props || {};
lib.keys(props).forEach(function (k) {
props[k] = parentWrap(cls.prototype[k], props[k]);
});
var subclass = /*#__PURE__*/function (_cls) {
_inheritsLoose(subclass, _cls);
function subclass() {
return _cls.apply(this, arguments) || this;
}
_createClass(subclass, [{
key: "typename",
get: function get() {
return name;
}
}]);
return subclass;
}(cls);
lib._assign(subclass.prototype, props);
return subclass;
}
var Obj = /*#__PURE__*/function () {
function Obj() {
// Unfortunately necessary for backwards compatibility
this.init.apply(this, arguments);
}
var _proto = Obj.prototype;
_proto.init = function init() {};
Obj.extend = function extend(name, props) {
if (typeof name === 'object') {
props = name;
name = 'anonymous';
}
return extendClass(this, name, props);
};
_createClass(Obj, [{
key: "typename",
get: function get() {
return this.constructor.name;
}
}]);
return Obj;
}();
var EmitterObj = /*#__PURE__*/function (_EventEmitter) {
_inheritsLoose(EmitterObj, _EventEmitter);
function EmitterObj() {
var _this2;
var _this;
_this = _EventEmitter.call(this) || this;
// Unfortunately necessary for backwards compatibility
(_this2 = _this).init.apply(_this2, arguments);
return _this;
}
var _proto2 = EmitterObj.prototype;
_proto2.init = function init() {};
EmitterObj.extend = function extend(name, props) {
if (typeof name === 'object') {
props = name;
name = 'anonymous';
}
return extendClass(this, name, props);
};
_createClass(EmitterObj, [{
key: "typename",
get: function get() {
return this.constructor.name;
}
}]);
return EmitterObj;
}(EventEmitter);
module.exports = {
Obj: Obj,
EmitterObj: EmitterObj
};