fune/devtools/client/shared/components/tree/object-provider.js
2016-05-17 23:20:14 +02:00

90 lines
2.2 KiB
JavaScript

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
// Make this available to both AMD and CJS environments
define(function (require, exports, module) {
/**
* Implementation of the default data provider. A provider is state less
* object responsible for transformation data (usually a state) to
* a structure that can be directly consumed by the tree-view component.
*/
let ObjectProvider = {
getChildren: function (object) {
let children = [];
if (object instanceof ObjectProperty) {
object = object.value;
}
if (!object) {
return [];
}
if (typeof (object) == "string") {
return [];
}
for (let prop in object) {
try {
children.push(new ObjectProperty(prop, object[prop]));
} catch (e) {
console.error(e);
}
}
return children;
},
hasChildren: function (object) {
if (object instanceof ObjectProperty) {
object = object.value;
}
if (!object) {
return false;
}
if (typeof object == "string") {
return false;
}
if (typeof object !== "object") {
return false;
}
return Object.keys(object).length > 0;
},
getLabel: function (object) {
return (object instanceof ObjectProperty) ?
object.name : null;
},
getValue: function (object) {
return (object instanceof ObjectProperty) ?
object.value : null;
},
getKey: function (object) {
return (object instanceof ObjectProperty) ?
object.name : null;
},
getType: function (object) {
return (object instanceof ObjectProperty) ?
typeof object.value : typeof object;
}
};
function ObjectProperty(name, value) {
this.name = name;
this.value = value;
}
// Exports from this module
exports.ObjectProperty = ObjectProperty;
exports.ObjectProvider = ObjectProvider;
});