var SimplePropertyRetriever = {
getOwnEnumerables: function (obj) {
return this._getPropertyNames(obj, true, false, this._enumerable);
// Or could use for..in filtered with hasOwnProperty or just this: return Object.keys(obj);
},
getOwnNonenumerables: function (obj) {
return this._getPropertyNames(obj, true, false, this._notEnumerable);
},
getOwnEnumerablesAndNonenumerables: function (obj) {
return this._getPropertyNames(
obj,
true,
false,
this._enumerableAndNotEnumerable,
);
// Or just use: return Object.getOwnPropertyNames(obj);
},
getPrototypeEnumerables: function (obj) {
return this._getPropertyNames(obj, false, true, this._enumerable);
},
getPrototypeNonenumerables: function (obj) {
return this._getPropertyNames(obj, false, true, this._notEnumerable);
},
getPrototypeEnumerablesAndNonenumerables: function (obj) {
return this._getPropertyNames(
obj,
false,
true,
this._enumerableAndNotEnumerable,
);
},
getOwnAndPrototypeEnumerables: function (obj) {
return this._getPropertyNames(obj, true, true, this._enumerable);
// Or could use unfiltered for..in
},
getOwnAndPrototypeNonenumerables: function (obj) {
return this._getPropertyNames(obj, true, true, this._notEnumerable);
},
getOwnAndPrototypeEnumerablesAndNonenumerables: function (obj) {
return this._getPropertyNames(
obj,
true,
true,
this._enumerableAndNotEnumerable,
);
},
// Private static property checker callbacks
_enumerable: function (obj, prop) {
return obj.propertyIsEnumerable(prop);
},
_notEnumerable: function (obj, prop) {
return !obj.propertyIsEnumerable(prop);
},
_enumerableAndNotEnumerable: function (obj, prop) {
return true;
},
// Inspired by http://stackoverflow.com/a/8024294/271577
_getPropertyNames: function getAllPropertyNames(
obj,
iterateSelfBool,
iteratePrototypeBool,
includePropCb,
) {
var props = [];
do {
if (iterateSelfBool) {
Object.getOwnPropertyNames(obj).forEach(function (prop) {
if (props.indexOf(prop) === -1 && includePropCb(obj, prop)) {
props.push(prop);
}
});
}
if (!iteratePrototypeBool) {
break;
}
iterateSelfBool = true;
} while ((obj = Object.getPrototypeOf(obj)));
return props;
},
};