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Commit 440ef2b1 authored by Arthur Verschaeve's avatar Arthur Verschaeve
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Typescript-backbone: update dependencies

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examples/typescript-backbone/node_modules/backbone/backbone.js
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// Backbone.js 1.1.2 // Backbone.js 1.2.1
// (c) 2010-2014 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors // (c) 2010-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
// Backbone may be freely distributed under the MIT license. // Backbone may be freely distributed under the MIT license.
// For all details and documentation: // For all details and documentation:
// http://backbonejs.org // http://backbonejs.org
(function(root, factory) { (function(factory) {
// Establish the root object, `window` (`self`) in the browser, or `global` on the server.
// We use `self` instead of `window` for `WebWorker` support.
var root = (typeof self == 'object' && self.self == self && self) ||
(typeof global == 'object' && global.global == global && global);
// Set up Backbone appropriately for the environment. Start with AMD. // Set up Backbone appropriately for the environment. Start with AMD.
if (typeof define === 'function' && define.amd) { if (typeof define === 'function' && define.amd) {
...@@ -17,15 +22,16 @@ ...@@ -17,15 +22,16 @@
// Next for Node.js or CommonJS. jQuery may not be needed as a module. // Next for Node.js or CommonJS. jQuery may not be needed as a module.
} else if (typeof exports !== 'undefined') { } else if (typeof exports !== 'undefined') {
var _ = require('underscore'); var _ = require('underscore'), $;
factory(root, exports, _); try { $ = require('jquery'); } catch(e) {}
factory(root, exports, _, $);
// Finally, as a browser global. // Finally, as a browser global.
} else { } else {
root.Backbone = factory(root, {}, root._, (root.jQuery || root.Zepto || root.ender || root.$)); root.Backbone = factory(root, {}, root._, (root.jQuery || root.Zepto || root.ender || root.$));
} }
}(this, function(root, Backbone, _, $) { }(function(root, Backbone, _, $) {
// Initial Setup // Initial Setup
// ------------- // -------------
...@@ -34,14 +40,11 @@ ...@@ -34,14 +40,11 @@
// restored later on, if `noConflict` is used. // restored later on, if `noConflict` is used.
var previousBackbone = root.Backbone; var previousBackbone = root.Backbone;
// Create local references to array methods we'll want to use later. // Create a local reference to a common array method we'll want to use later.
var array = []; var slice = [].slice;
var push = array.push;
var slice = array.slice;
var splice = array.splice;
// Current version of the library. Keep in sync with `package.json`. // Current version of the library. Keep in sync with `package.json`.
Backbone.VERSION = '1.1.2'; Backbone.VERSION = '1.2.1';
// For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns // For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns
// the `$` variable. // the `$` variable.
...@@ -60,11 +63,40 @@ ...@@ -60,11 +63,40 @@
Backbone.emulateHTTP = false; Backbone.emulateHTTP = false;
// Turn on `emulateJSON` to support legacy servers that can't deal with direct // Turn on `emulateJSON` to support legacy servers that can't deal with direct
// `application/json` requests ... will encode the body as // `application/json` requests ... this will encode the body as
// `application/x-www-form-urlencoded` instead and will send the model in a // `application/x-www-form-urlencoded` instead and will send the model in a
// form param named `model`. // form param named `model`.
Backbone.emulateJSON = false; Backbone.emulateJSON = false;
// Proxy Underscore methods to a Backbone class' prototype using a
// particular attribute as the data argument
var addMethod = function(length, method, attribute) {
switch (length) {
case 1: return function() {
return _[method](this[attribute]);
};
case 2: return function(value) {
return _[method](this[attribute], value);
};
case 3: return function(iteratee, context) {
return _[method](this[attribute], iteratee, context);
};
case 4: return function(iteratee, defaultVal, context) {
return _[method](this[attribute], iteratee, defaultVal, context);
};
default: return function() {
var args = slice.call(arguments);
args.unshift(this[attribute]);
return _[method].apply(_, args);
};
}
};
var addUnderscoreMethods = function(Class, methods, attribute) {
_.each(methods, function(length, method) {
if (_[method]) Class.prototype[method] = addMethod(length, method, attribute);
});
};
// Backbone.Events // Backbone.Events
// --------------- // ---------------
...@@ -78,123 +110,236 @@ ...@@ -78,123 +110,236 @@
// object.on('expand', function(){ alert('expanded'); }); // object.on('expand', function(){ alert('expanded'); });
// object.trigger('expand'); // object.trigger('expand');
// //
var Events = Backbone.Events = { var Events = Backbone.Events = {};
// Bind an event to a `callback` function. Passing `"all"` will bind
// the callback to all events fired.
on: function(name, callback, context) {
if (!eventsApi(this, 'on', name, [callback, context]) || !callback) return this;
this._events || (this._events = {});
var events = this._events[name] || (this._events[name] = []);
events.push({callback: callback, context: context, ctx: context || this});
return this;
},
// Bind an event to only be triggered a single time. After the first time // Regular expression used to split event strings.
// the callback is invoked, it will be removed. var eventSplitter = /\s+/;
once: function(name, callback, context) {
if (!eventsApi(this, 'once', name, [callback, context]) || !callback) return this; // Iterates over the standard `event, callback` (as well as the fancy multiple
var self = this; // space-separated events `"change blur", callback` and jQuery-style event
var once = _.once(function() { // maps `{event: callback}`), reducing them by manipulating `memo`.
self.off(name, once); // Passes a normalized single event name and callback, as well as any
callback.apply(this, arguments); // optional `opts`.
}); var eventsApi = function(iteratee, memo, name, callback, opts) {
once._callback = callback; var i = 0, names;
return this.on(name, once, context); if (name && typeof name === 'object') {
}, // Handle event maps.
if (callback !== void 0 && 'context' in opts && opts.context === void 0) opts.context = callback;
// Remove one or many callbacks. If `context` is null, removes all for (names = _.keys(name); i < names.length ; i++) {
// callbacks with that function. If `callback` is null, removes all memo = iteratee(memo, names[i], name[names[i]], opts);
// callbacks for the event. If `name` is null, removes all bound
// callbacks for all events.
off: function(name, callback, context) {
var retain, ev, events, names, i, l, j, k;
if (!this._events || !eventsApi(this, 'off', name, [callback, context])) return this;
if (!name && !callback && !context) {
this._events = void 0;
return this;
} }
names = name ? [name] : _.keys(this._events); } else if (name && eventSplitter.test(name)) {
for (i = 0, l = names.length; i < l; i++) { // Handle space separated event names.
name = names[i]; for (names = name.split(eventSplitter); i < names.length; i++) {
if (events = this._events[name]) { memo = iteratee(memo, names[i], callback, opts);
this._events[name] = retain = [];
if (callback || context) {
for (j = 0, k = events.length; j < k; j++) {
ev = events[j];
if ((callback && callback !== ev.callback && callback !== ev.callback._callback) ||
(context && context !== ev.context)) {
retain.push(ev);
}
}
}
if (!retain.length) delete this._events[name];
}
} }
} else {
memo = iteratee(memo, name, callback, opts);
}
return memo;
};
return this; // Bind an event to a `callback` function. Passing `"all"` will bind
}, // the callback to all events fired.
Events.on = function(name, callback, context) {
return internalOn(this, name, callback, context);
};
// Trigger one or many events, firing all bound callbacks. Callbacks are // An internal use `on` function, used to guard the `listening` argument from
// passed the same arguments as `trigger` is, apart from the event name // the public API.
// (unless you're listening on `"all"`, which will cause your callback to var internalOn = function(obj, name, callback, context, listening) {
// receive the true name of the event as the first argument). obj._events = eventsApi(onApi, obj._events || {}, name, callback, {
trigger: function(name) { context: context,
if (!this._events) return this; ctx: obj,
var args = slice.call(arguments, 1); listening: listening
if (!eventsApi(this, 'trigger', name, args)) return this; });
var events = this._events[name];
var allEvents = this._events.all;
if (events) triggerEvents(events, args);
if (allEvents) triggerEvents(allEvents, arguments);
return this;
},
// Tell this object to stop listening to either specific events ... or if (listening) {
// to every object it's currently listening to. var listeners = obj._listeners || (obj._listeners = {});
stopListening: function(obj, name, callback) { listeners[listening.id] = listening;
var listeningTo = this._listeningTo;
if (!listeningTo) return this;
var remove = !name && !callback;
if (!callback && typeof name === 'object') callback = this;
if (obj) (listeningTo = {})[obj._listenId] = obj;
for (var id in listeningTo) {
obj = listeningTo[id];
obj.off(name, callback, this);
if (remove || _.isEmpty(obj._events)) delete this._listeningTo[id];
}
return this;
} }
return obj;
}; };
// Regular expression used to split event strings. // Inversion-of-control versions of `on`. Tell *this* object to listen to
var eventSplitter = /\s+/; // an event in another object... keeping track of what it's listening to.
Events.listenTo = function(obj, name, callback) {
if (!obj) return this;
var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
var listeningTo = this._listeningTo || (this._listeningTo = {});
var listening = listeningTo[id];
// This object is not listening to any other events on `obj` yet.
// Setup the necessary references to track the listening callbacks.
if (!listening) {
var thisId = this._listenId || (this._listenId = _.uniqueId('l'));
listening = listeningTo[id] = {obj: obj, objId: id, id: thisId, listeningTo: listeningTo, count: 0};
}
// Bind callbacks on obj, and keep track of them on listening.
internalOn(obj, name, callback, this, listening);
return this;
};
// The reducing API that adds a callback to the `events` object.
var onApi = function(events, name, callback, options) {
if (callback) {
var handlers = events[name] || (events[name] = []);
var context = options.context, ctx = options.ctx, listening = options.listening;
if (listening) listening.count++;
handlers.push({ callback: callback, context: context, ctx: context || ctx, listening: listening });
}
return events;
};
// Remove one or many callbacks. If `context` is null, removes all
// callbacks with that function. If `callback` is null, removes all
// callbacks for the event. If `name` is null, removes all bound
// callbacks for all events.
Events.off = function(name, callback, context) {
if (!this._events) return this;
this._events = eventsApi(offApi, this._events, name, callback, {
context: context,
listeners: this._listeners
});
return this;
};
// Tell this object to stop listening to either specific events ... or
// to every object it's currently listening to.
Events.stopListening = function(obj, name, callback) {
var listeningTo = this._listeningTo;
if (!listeningTo) return this;
var ids = obj ? [obj._listenId] : _.keys(listeningTo);
// Implement fancy features of the Events API such as multiple event for (var i = 0; i < ids.length; i++) {
// names `"change blur"` and jQuery-style event maps `{change: action}` var listening = listeningTo[ids[i]];
// in terms of the existing API.
var eventsApi = function(obj, action, name, rest) {
if (!name) return true;
// Handle event maps. // If listening doesn't exist, this object is not currently
if (typeof name === 'object') { // listening to obj. Break out early.
for (var key in name) { if (!listening) break;
obj[action].apply(obj, [key, name[key]].concat(rest));
listening.obj.off(name, callback, this);
}
if (_.isEmpty(listeningTo)) this._listeningTo = void 0;
return this;
};
// The reducing API that removes a callback from the `events` object.
var offApi = function(events, name, callback, options) {
// No events to consider.
if (!events) return;
var i = 0, listening;
var context = options.context, listeners = options.listeners;
// Delete all events listeners and "drop" events.
if (!name && !callback && !context) {
var ids = _.keys(listeners);
for (; i < ids.length; i++) {
listening = listeners[ids[i]];
delete listeners[listening.id];
delete listening.listeningTo[listening.objId];
} }
return false; return;
} }
// Handle space separated event names. var names = name ? [name] : _.keys(events);
if (eventSplitter.test(name)) { for (; i < names.length; i++) {
var names = name.split(eventSplitter); name = names[i];
for (var i = 0, l = names.length; i < l; i++) { var handlers = events[name];
obj[action].apply(obj, [names[i]].concat(rest));
// Bail out if there are no events stored.
if (!handlers) break;
// Replace events if there are any remaining. Otherwise, clean up.
var remaining = [];
for (var j = 0; j < handlers.length; j++) {
var handler = handlers[j];
if (
callback && callback !== handler.callback &&
callback !== handler.callback._callback ||
context && context !== handler.context
) {
remaining.push(handler);
} else {
listening = handler.listening;
if (listening && --listening.count === 0) {
delete listeners[listening.id];
delete listening.listeningTo[listening.objId];
}
}
} }
return false;
// Update tail event if the list has any events. Otherwise, clean up.
if (remaining.length) {
events[name] = remaining;
} else {
delete events[name];
}
}
if (_.size(events)) return events;
};
// Bind an event to only be triggered a single time. After the first time
// the callback is invoked, it will be removed. When multiple events are
// passed in using the space-separated syntax, the event will fire once for every
// event you passed in, not once for a combination of all events
Events.once = function(name, callback, context) {
// Map the event into a `{event: once}` object.
var events = eventsApi(onceMap, {}, name, callback, _.bind(this.off, this));
return this.on(events, void 0, context);
};
// Inversion-of-control versions of `once`.
Events.listenToOnce = function(obj, name, callback) {
// Map the event into a `{event: once}` object.
var events = eventsApi(onceMap, {}, name, callback, _.bind(this.stopListening, this, obj));
return this.listenTo(obj, events);
};
// Reduces the event callbacks into a map of `{event: onceWrapper}`.
// `offer` unbinds the `onceWrapper` after it has been called.
var onceMap = function(map, name, callback, offer) {
if (callback) {
var once = map[name] = _.once(function() {
offer(name, once);
callback.apply(this, arguments);
});
once._callback = callback;
} }
return map;
};
// Trigger one or many events, firing all bound callbacks. Callbacks are
// passed the same arguments as `trigger` is, apart from the event name
// (unless you're listening on `"all"`, which will cause your callback to
// receive the true name of the event as the first argument).
Events.trigger = function(name) {
if (!this._events) return this;
var length = Math.max(0, arguments.length - 1);
var args = Array(length);
for (var i = 0; i < length; i++) args[i] = arguments[i + 1];
eventsApi(triggerApi, this._events, name, void 0, args);
return this;
};
return true; // Handles triggering the appropriate event callbacks.
var triggerApi = function(objEvents, name, cb, args) {
if (objEvents) {
var events = objEvents[name];
var allEvents = objEvents.all;
if (events && allEvents) allEvents = allEvents.slice();
if (events) triggerEvents(events, args);
if (allEvents) triggerEvents(allEvents, [name].concat(args));
}
return objEvents;
}; };
// A difficult-to-believe, but optimized internal dispatch function for // A difficult-to-believe, but optimized internal dispatch function for
...@@ -211,22 +356,6 @@ ...@@ -211,22 +356,6 @@
} }
}; };
var listenMethods = {listenTo: 'on', listenToOnce: 'once'};
// Inversion-of-control versions of `on` and `once`. Tell *this* object to
// listen to an event in another object ... keeping track of what it's
// listening to.
_.each(listenMethods, function(implementation, method) {
Events[method] = function(obj, name, callback) {
var listeningTo = this._listeningTo || (this._listeningTo = {});
var id = obj._listenId || (obj._listenId = _.uniqueId('l'));
listeningTo[id] = obj;
if (!callback && typeof name === 'object') callback = this;
obj[implementation](name, callback, this);
return this;
};
});
// Aliases for backwards compatibility. // Aliases for backwards compatibility.
Events.bind = Events.on; Events.bind = Events.on;
Events.unbind = Events.off; Events.unbind = Events.off;
...@@ -248,7 +377,7 @@ ...@@ -248,7 +377,7 @@
var Model = Backbone.Model = function(attributes, options) { var Model = Backbone.Model = function(attributes, options) {
var attrs = attributes || {}; var attrs = attributes || {};
options || (options = {}); options || (options = {});
this.cid = _.uniqueId('c'); this.cid = _.uniqueId(this.cidPrefix);
this.attributes = {}; this.attributes = {};
if (options.collection) this.collection = options.collection; if (options.collection) this.collection = options.collection;
if (options.parse) attrs = this.parse(attrs, options) || {}; if (options.parse) attrs = this.parse(attrs, options) || {};
...@@ -271,6 +400,10 @@ ...@@ -271,6 +400,10 @@
// CouchDB users may want to set this to `"_id"`. // CouchDB users may want to set this to `"_id"`.
idAttribute: 'id', idAttribute: 'id',
// The prefix is used to create the client id which is used to identify models locally.
// You may want to override this if you're experiencing name clashes with model ids.
cidPrefix: 'c',
// Initialize is an empty function by default. Override it with your own // Initialize is an empty function by default. Override it with your own
// initialization logic. // initialization logic.
initialize: function(){}, initialize: function(){},
...@@ -302,14 +435,19 @@ ...@@ -302,14 +435,19 @@
return this.get(attr) != null; return this.get(attr) != null;
}, },
// Special-cased proxy to underscore's `_.matches` method.
matches: function(attrs) {
return !!_.iteratee(attrs, this)(this.attributes);
},
// Set a hash of model attributes on the object, firing `"change"`. This is // Set a hash of model attributes on the object, firing `"change"`. This is
// the core primitive operation of a model, updating the data and notifying // the core primitive operation of a model, updating the data and notifying
// anyone who needs to know about the change in state. The heart of the beast. // anyone who needs to know about the change in state. The heart of the beast.
set: function(key, val, options) { set: function(key, val, options) {
var attr, attrs, unset, changes, silent, changing, prev, current;
if (key == null) return this; if (key == null) return this;
// Handle both `"key", value` and `{key: value}` -style arguments. // Handle both `"key", value` and `{key: value}` -style arguments.
var attrs;
if (typeof key === 'object') { if (typeof key === 'object') {
attrs = key; attrs = key;
options = val; options = val;
...@@ -323,29 +461,32 @@ ...@@ -323,29 +461,32 @@
if (!this._validate(attrs, options)) return false; if (!this._validate(attrs, options)) return false;
// Extract attributes and options. // Extract attributes and options.
unset = options.unset; var unset = options.unset;
silent = options.silent; var silent = options.silent;
changes = []; var changes = [];
changing = this._changing; var changing = this._changing;
this._changing = true; this._changing = true;
if (!changing) { if (!changing) {
this._previousAttributes = _.clone(this.attributes); this._previousAttributes = _.clone(this.attributes);
this.changed = {}; this.changed = {};
} }
current = this.attributes, prev = this._previousAttributes;
var current = this.attributes;
var changed = this.changed;
var prev = this._previousAttributes;
// Check for changes of `id`. // Check for changes of `id`.
if (this.idAttribute in attrs) this.id = attrs[this.idAttribute]; if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
// For each `set` attribute, update or delete the current value. // For each `set` attribute, update or delete the current value.
for (attr in attrs) { for (var attr in attrs) {
val = attrs[attr]; val = attrs[attr];
if (!_.isEqual(current[attr], val)) changes.push(attr); if (!_.isEqual(current[attr], val)) changes.push(attr);
if (!_.isEqual(prev[attr], val)) { if (!_.isEqual(prev[attr], val)) {
this.changed[attr] = val; changed[attr] = val;
} else { } else {
delete this.changed[attr]; delete changed[attr];
} }
unset ? delete current[attr] : current[attr] = val; unset ? delete current[attr] : current[attr] = val;
} }
...@@ -353,7 +494,7 @@ ...@@ -353,7 +494,7 @@
// Trigger all relevant attribute changes. // Trigger all relevant attribute changes.
if (!silent) { if (!silent) {
if (changes.length) this._pending = options; if (changes.length) this._pending = options;
for (var i = 0, l = changes.length; i < l; i++) { for (var i = 0; i < changes.length; i++) {
this.trigger('change:' + changes[i], this, current[changes[i]], options); this.trigger('change:' + changes[i], this, current[changes[i]], options);
} }
} }
...@@ -401,13 +542,14 @@ ...@@ -401,13 +542,14 @@
// determining if there *would be* a change. // determining if there *would be* a change.
changedAttributes: function(diff) { changedAttributes: function(diff) {
if (!diff) return this.hasChanged() ? _.clone(this.changed) : false; if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
var val, changed = false;
var old = this._changing ? this._previousAttributes : this.attributes; var old = this._changing ? this._previousAttributes : this.attributes;
var changed = {};
for (var attr in diff) { for (var attr in diff) {
if (_.isEqual(old[attr], (val = diff[attr]))) continue; var val = diff[attr];
(changed || (changed = {}))[attr] = val; if (_.isEqual(old[attr], val)) continue;
changed[attr] = val;
} }
return changed; return _.size(changed) ? changed : false;
}, },
// Get the previous value of an attribute, recorded at the time the last // Get the previous value of an attribute, recorded at the time the last
...@@ -423,17 +565,16 @@ ...@@ -423,17 +565,16 @@
return _.clone(this._previousAttributes); return _.clone(this._previousAttributes);
}, },
// Fetch the model from the server. If the server's representation of the // Fetch the model from the server, merging the response with the model's
// model differs from its current attributes, they will be overridden, // local attributes. Any changed attributes will trigger a "change" event.
// triggering a `"change"` event.
fetch: function(options) { fetch: function(options) {
options = options ? _.clone(options) : {}; options = _.extend({parse: true}, options);
if (options.parse === void 0) options.parse = true;
var model = this; var model = this;
var success = options.success; var success = options.success;
options.success = function(resp) { options.success = function(resp) {
if (!model.set(model.parse(resp, options), options)) return false; var serverAttrs = options.parse ? model.parse(resp, options) : resp;
if (success) success(model, resp, options); if (!model.set(serverAttrs, options)) return false;
if (success) success.call(options.context, model, resp, options);
model.trigger('sync', model, resp, options); model.trigger('sync', model, resp, options);
}; };
wrapError(this, options); wrapError(this, options);
...@@ -444,9 +585,8 @@ ...@@ -444,9 +585,8 @@
// If the server returns an attributes hash that differs, the model's // If the server returns an attributes hash that differs, the model's
// state will be `set` again. // state will be `set` again.
save: function(key, val, options) { save: function(key, val, options) {
var attrs, method, xhr, attributes = this.attributes;
// Handle both `"key", value` and `{key: value}` -style arguments. // Handle both `"key", value` and `{key: value}` -style arguments.
var attrs;
if (key == null || typeof key === 'object') { if (key == null || typeof key === 'object') {
attrs = key; attrs = key;
options = val; options = val;
...@@ -454,46 +594,43 @@ ...@@ -454,46 +594,43 @@
(attrs = {})[key] = val; (attrs = {})[key] = val;
} }
options = _.extend({validate: true}, options); options = _.extend({validate: true, parse: true}, options);
var wait = options.wait;
// If we're not waiting and attributes exist, save acts as // If we're not waiting and attributes exist, save acts as
// `set(attr).save(null, opts)` with validation. Otherwise, check if // `set(attr).save(null, opts)` with validation. Otherwise, check if
// the model will be valid when the attributes, if any, are set. // the model will be valid when the attributes, if any, are set.
if (attrs && !options.wait) { if (attrs && !wait) {
if (!this.set(attrs, options)) return false; if (!this.set(attrs, options)) return false;
} else { } else {
if (!this._validate(attrs, options)) return false; if (!this._validate(attrs, options)) return false;
} }
// Set temporary attributes if `{wait: true}`.
if (attrs && options.wait) {
this.attributes = _.extend({}, attributes, attrs);
}
// After a successful server-side save, the client is (optionally) // After a successful server-side save, the client is (optionally)
// updated with the server-side state. // updated with the server-side state.
if (options.parse === void 0) options.parse = true;
var model = this; var model = this;
var success = options.success; var success = options.success;
var attributes = this.attributes;
options.success = function(resp) { options.success = function(resp) {
// Ensure attributes are restored during synchronous saves. // Ensure attributes are restored during synchronous saves.
model.attributes = attributes; model.attributes = attributes;
var serverAttrs = model.parse(resp, options); var serverAttrs = options.parse ? model.parse(resp, options) : resp;
if (options.wait) serverAttrs = _.extend(attrs || {}, serverAttrs); if (wait) serverAttrs = _.extend({}, attrs, serverAttrs);
if (_.isObject(serverAttrs) && !model.set(serverAttrs, options)) { if (serverAttrs && !model.set(serverAttrs, options)) return false;
return false; if (success) success.call(options.context, model, resp, options);
}
if (success) success(model, resp, options);
model.trigger('sync', model, resp, options); model.trigger('sync', model, resp, options);
}; };
wrapError(this, options); wrapError(this, options);
method = this.isNew() ? 'create' : (options.patch ? 'patch' : 'update'); // Set temporary attributes if `{wait: true}` to properly find new ids.
if (method === 'patch') options.attrs = attrs; if (attrs && wait) this.attributes = _.extend({}, attributes, attrs);
xhr = this.sync(method, this, options);
var method = this.isNew() ? 'create' : (options.patch ? 'patch' : 'update');
if (method === 'patch' && !options.attrs) options.attrs = attrs;
var xhr = this.sync(method, this, options);
// Restore attributes. // Restore attributes.
if (attrs && options.wait) this.attributes = attributes; this.attributes = attributes;
return xhr; return xhr;
}, },
...@@ -505,25 +642,27 @@ ...@@ -505,25 +642,27 @@
options = options ? _.clone(options) : {}; options = options ? _.clone(options) : {};
var model = this; var model = this;
var success = options.success; var success = options.success;
var wait = options.wait;
var destroy = function() { var destroy = function() {
model.stopListening();
model.trigger('destroy', model, model.collection, options); model.trigger('destroy', model, model.collection, options);
}; };
options.success = function(resp) { options.success = function(resp) {
if (options.wait || model.isNew()) destroy(); if (wait) destroy();
if (success) success(model, resp, options); if (success) success.call(options.context, model, resp, options);
if (!model.isNew()) model.trigger('sync', model, resp, options); if (!model.isNew()) model.trigger('sync', model, resp, options);
}; };
var xhr = false;
if (this.isNew()) { if (this.isNew()) {
options.success(); _.defer(options.success);
return false; } else {
wrapError(this, options);
xhr = this.sync('delete', this, options);
} }
wrapError(this, options); if (!wait) destroy();
var xhr = this.sync('delete', this, options);
if (!options.wait) destroy();
return xhr; return xhr;
}, },
...@@ -536,7 +675,8 @@ ...@@ -536,7 +675,8 @@
_.result(this.collection, 'url') || _.result(this.collection, 'url') ||
urlError(); urlError();
if (this.isNew()) return base; if (this.isNew()) return base;
return base.replace(/([^\/])$/, '$1/') + encodeURIComponent(this.id); var id = this.get(this.idAttribute);
return base.replace(/[^\/]$/, '$&/') + encodeURIComponent(id);
}, },
// **parse** converts a response into the hash of attributes to be `set` on // **parse** converts a response into the hash of attributes to be `set` on
...@@ -557,7 +697,7 @@ ...@@ -557,7 +697,7 @@
// Check if the model is currently in a valid state. // Check if the model is currently in a valid state.
isValid: function(options) { isValid: function(options) {
return this._validate({}, _.extend(options || {}, { validate: true })); return this._validate({}, _.defaults({validate: true}, options));
}, },
// Run validation against the next complete set of model attributes, // Run validation against the next complete set of model attributes,
...@@ -574,22 +714,17 @@ ...@@ -574,22 +714,17 @@
}); });
// Underscore methods that we want to implement on the Model. // Underscore methods that we want to implement on the Model.
var modelMethods = ['keys', 'values', 'pairs', 'invert', 'pick', 'omit']; var modelMethods = { keys: 1, values: 1, pairs: 1, invert: 1, pick: 0,
omit: 0, chain: 1, isEmpty: 1 };
// Mix in each Underscore method as a proxy to `Model#attributes`. // Mix in each Underscore method as a proxy to `Model#attributes`.
_.each(modelMethods, function(method) { addUnderscoreMethods(Model, modelMethods, 'attributes');
Model.prototype[method] = function() {
var args = slice.call(arguments);
args.unshift(this.attributes);
return _[method].apply(_, args);
};
});
// Backbone.Collection // Backbone.Collection
// ------------------- // -------------------
// If models tend to represent a single row of data, a Backbone Collection is // If models tend to represent a single row of data, a Backbone Collection is
// more analagous to a table full of data ... or a small slice or page of that // more analogous to a table full of data ... or a small slice or page of that
// table, or a collection of rows that belong together for a particular reason // table, or a collection of rows that belong together for a particular reason
// -- all of the messages in this particular folder, all of the documents // -- all of the messages in this particular folder, all of the documents
// belonging to this particular author, and so on. Collections maintain // belonging to this particular author, and so on. Collections maintain
...@@ -625,7 +760,7 @@ ...@@ -625,7 +760,7 @@
// The JSON representation of a Collection is an array of the // The JSON representation of a Collection is an array of the
// models' attributes. // models' attributes.
toJSON: function(options) { toJSON: function(options) {
return this.map(function(model){ return model.toJSON(options); }); return this.map(function(model) { return model.toJSON(options); });
}, },
// Proxy `Backbone.sync` by default. // Proxy `Backbone.sync` by default.
...@@ -640,25 +775,12 @@ ...@@ -640,25 +775,12 @@
// Remove a model, or a list of models from the set. // Remove a model, or a list of models from the set.
remove: function(models, options) { remove: function(models, options) {
options = _.extend({}, options);
var singular = !_.isArray(models); var singular = !_.isArray(models);
models = singular ? [models] : _.clone(models); models = singular ? [models] : _.clone(models);
options || (options = {}); var removed = this._removeModels(models, options);
var i, l, index, model; if (!options.silent && removed) this.trigger('update', this, options);
for (i = 0, l = models.length; i < l; i++) { return singular ? removed[0] : removed;
model = models[i] = this.get(models[i]);
if (!model) continue;
delete this._byId[model.id];
delete this._byId[model.cid];
index = this.indexOf(model);
this.models.splice(index, 1);
this.length--;
if (!options.silent) {
options.index = index;
model.trigger('remove', model, this, options);
}
this._removeReference(model, options);
}
return singular ? models[0] : models;
}, },
// Update a collection by `set`-ing a new list of models, adding new ones, // Update a collection by `set`-ing a new list of models, adding new ones,
...@@ -667,34 +789,31 @@ ...@@ -667,34 +789,31 @@
// the core operation for updating the data contained by the collection. // the core operation for updating the data contained by the collection.
set: function(models, options) { set: function(models, options) {
options = _.defaults({}, options, setOptions); options = _.defaults({}, options, setOptions);
if (options.parse) models = this.parse(models, options); if (options.parse && !this._isModel(models)) models = this.parse(models, options);
var singular = !_.isArray(models); var singular = !_.isArray(models);
models = singular ? (models ? [models] : []) : _.clone(models); models = singular ? (models ? [models] : []) : models.slice();
var i, l, id, model, attrs, existing, sort; var id, model, attrs, existing, sort;
var at = options.at; var at = options.at;
var targetModel = this.model; if (at != null) at = +at;
if (at < 0) at += this.length + 1;
var sortable = this.comparator && (at == null) && options.sort !== false; var sortable = this.comparator && (at == null) && options.sort !== false;
var sortAttr = _.isString(this.comparator) ? this.comparator : null; var sortAttr = _.isString(this.comparator) ? this.comparator : null;
var toAdd = [], toRemove = [], modelMap = {}; var toAdd = [], toRemove = [], modelMap = {};
var add = options.add, merge = options.merge, remove = options.remove; var add = options.add, merge = options.merge, remove = options.remove;
var order = !sortable && add && remove ? [] : false; var order = !sortable && add && remove ? [] : false;
var orderChanged = false;
// Turn bare objects into model references, and prevent invalid models // Turn bare objects into model references, and prevent invalid models
// from being added. // from being added.
for (i = 0, l = models.length; i < l; i++) { for (var i = 0; i < models.length; i++) {
attrs = models[i] || {}; attrs = models[i];
if (attrs instanceof Model) {
id = model = attrs;
} else {
id = attrs[targetModel.prototype.idAttribute || 'id'];
}
// If a duplicate is found, prevent it from being added and // If a duplicate is found, prevent it from being added and
// optionally merge it into the existing model. // optionally merge it into the existing model.
if (existing = this.get(id)) { if (existing = this.get(attrs)) {
if (remove) modelMap[existing.cid] = true; if (remove) modelMap[existing.cid] = true;
if (merge) { if (merge && attrs !== existing) {
attrs = attrs === model ? model.attributes : attrs; attrs = this._isModel(attrs) ? attrs.attributes : attrs;
if (options.parse) attrs = existing.parse(attrs, options); if (options.parse) attrs = existing.parse(attrs, options);
existing.set(attrs, options); existing.set(attrs, options);
if (sortable && !sort && existing.hasChanged(sortAttr)) sort = true; if (sortable && !sort && existing.hasChanged(sortAttr)) sort = true;
...@@ -711,30 +830,38 @@ ...@@ -711,30 +830,38 @@
// Do not add multiple models with the same `id`. // Do not add multiple models with the same `id`.
model = existing || model; model = existing || model;
if (order && (model.isNew() || !modelMap[model.id])) order.push(model); if (!model) continue;
modelMap[model.id] = true; id = this.modelId(model.attributes);
if (order && (model.isNew() || !modelMap[id])) {
order.push(model);
// Check to see if this is actually a new model at this index.
orderChanged = orderChanged || !this.models[i] || model.cid !== this.models[i].cid;
}
modelMap[id] = true;
} }
// Remove nonexistent models if appropriate. // Remove nonexistent models if appropriate.
if (remove) { if (remove) {
for (i = 0, l = this.length; i < l; ++i) { for (var i = 0; i < this.length; i++) {
if (!modelMap[(model = this.models[i]).cid]) toRemove.push(model); if (!modelMap[(model = this.models[i]).cid]) toRemove.push(model);
} }
if (toRemove.length) this.remove(toRemove, options); if (toRemove.length) this._removeModels(toRemove, options);
} }
// See if sorting is needed, update `length` and splice in new models. // See if sorting is needed, update `length` and splice in new models.
if (toAdd.length || (order && order.length)) { if (toAdd.length || orderChanged) {
if (sortable) sort = true; if (sortable) sort = true;
this.length += toAdd.length; this.length += toAdd.length;
if (at != null) { if (at != null) {
for (i = 0, l = toAdd.length; i < l; i++) { for (var i = 0; i < toAdd.length; i++) {
this.models.splice(at + i, 0, toAdd[i]); this.models.splice(at + i, 0, toAdd[i]);
} }
} else { } else {
if (order) this.models.length = 0; if (order) this.models.length = 0;
var orderedModels = order || toAdd; var orderedModels = order || toAdd;
for (i = 0, l = orderedModels.length; i < l; i++) { for (var i = 0; i < orderedModels.length; i++) {
this.models.push(orderedModels[i]); this.models.push(orderedModels[i]);
} }
} }
...@@ -745,10 +872,13 @@ ...@@ -745,10 +872,13 @@
// Unless silenced, it's time to fire all appropriate add/sort events. // Unless silenced, it's time to fire all appropriate add/sort events.
if (!options.silent) { if (!options.silent) {
for (i = 0, l = toAdd.length; i < l; i++) { var addOpts = at != null ? _.clone(options) : options;
(model = toAdd[i]).trigger('add', model, this, options); for (var i = 0; i < toAdd.length; i++) {
if (at != null) addOpts.index = at + i;
(model = toAdd[i]).trigger('add', model, this, addOpts);
} }
if (sort || (order && order.length)) this.trigger('sort', this, options); if (sort || orderChanged) this.trigger('sort', this, options);
if (toAdd.length || toRemove.length) this.trigger('update', this, options);
} }
// Return the added (or merged) model (or models). // Return the added (or merged) model (or models).
...@@ -760,8 +890,8 @@ ...@@ -760,8 +890,8 @@
// any granular `add` or `remove` events. Fires `reset` when finished. // any granular `add` or `remove` events. Fires `reset` when finished.
// Useful for bulk operations and optimizations. // Useful for bulk operations and optimizations.
reset: function(models, options) { reset: function(models, options) {
options || (options = {}); options = options ? _.clone(options) : {};
for (var i = 0, l = this.models.length; i < l; i++) { for (var i = 0; i < this.models.length; i++) {
this._removeReference(this.models[i], options); this._removeReference(this.models[i], options);
} }
options.previousModels = this.models; options.previousModels = this.models;
...@@ -779,8 +909,7 @@ ...@@ -779,8 +909,7 @@
// Remove a model from the end of the collection. // Remove a model from the end of the collection.
pop: function(options) { pop: function(options) {
var model = this.at(this.length - 1); var model = this.at(this.length - 1);
this.remove(model, options); return this.remove(model, options);
return model;
}, },
// Add a model to the beginning of the collection. // Add a model to the beginning of the collection.
...@@ -791,8 +920,7 @@ ...@@ -791,8 +920,7 @@
// Remove a model from the beginning of the collection. // Remove a model from the beginning of the collection.
shift: function(options) { shift: function(options) {
var model = this.at(0); var model = this.at(0);
this.remove(model, options); return this.remove(model, options);
return model;
}, },
// Slice out a sub-array of models from the collection. // Slice out a sub-array of models from the collection.
...@@ -803,23 +931,22 @@ ...@@ -803,23 +931,22 @@
// Get a model from the set by id. // Get a model from the set by id.
get: function(obj) { get: function(obj) {
if (obj == null) return void 0; if (obj == null) return void 0;
return this._byId[obj] || this._byId[obj.id] || this._byId[obj.cid]; var id = this.modelId(this._isModel(obj) ? obj.attributes : obj);
return this._byId[obj] || this._byId[id] || this._byId[obj.cid];
}, },
// Get the model at the given index. // Get the model at the given index.
at: function(index) { at: function(index) {
if (index < 0) index += this.length;
return this.models[index]; return this.models[index];
}, },
// Return models with matching attributes. Useful for simple cases of // Return models with matching attributes. Useful for simple cases of
// `filter`. // `filter`.
where: function(attrs, first) { where: function(attrs, first) {
if (_.isEmpty(attrs)) return first ? void 0 : []; var matches = _.matches(attrs);
return this[first ? 'find' : 'filter'](function(model) { return this[first ? 'find' : 'filter'](function(model) {
for (var key in attrs) { return matches(model.attributes);
if (attrs[key] !== model.get(key)) return false;
}
return true;
}); });
}, },
...@@ -856,14 +983,13 @@ ...@@ -856,14 +983,13 @@
// collection when they arrive. If `reset: true` is passed, the response // collection when they arrive. If `reset: true` is passed, the response
// data will be passed through the `reset` method instead of `set`. // data will be passed through the `reset` method instead of `set`.
fetch: function(options) { fetch: function(options) {
options = options ? _.clone(options) : {}; options = _.extend({parse: true}, options);
if (options.parse === void 0) options.parse = true;
var success = options.success; var success = options.success;
var collection = this; var collection = this;
options.success = function(resp) { options.success = function(resp) {
var method = options.reset ? 'reset' : 'set'; var method = options.reset ? 'reset' : 'set';
collection[method](resp, options); collection[method](resp, options);
if (success) success(collection, resp, options); if (success) success.call(options.context, collection, resp, options);
collection.trigger('sync', collection, resp, options); collection.trigger('sync', collection, resp, options);
}; };
wrapError(this, options); wrapError(this, options);
...@@ -875,13 +1001,15 @@ ...@@ -875,13 +1001,15 @@
// wait for the server to agree. // wait for the server to agree.
create: function(model, options) { create: function(model, options) {
options = options ? _.clone(options) : {}; options = options ? _.clone(options) : {};
if (!(model = this._prepareModel(model, options))) return false; var wait = options.wait;
if (!options.wait) this.add(model, options); model = this._prepareModel(model, options);
if (!model) return false;
if (!wait) this.add(model, options);
var collection = this; var collection = this;
var success = options.success; var success = options.success;
options.success = function(model, resp) { options.success = function(model, resp, callbackOpts) {
if (options.wait) collection.add(model, options); if (wait) collection.add(model, callbackOpts);
if (success) success(model, resp, options); if (success) success.call(callbackOpts.context, model, resp, callbackOpts);
}; };
model.save(null, options); model.save(null, options);
return model; return model;
...@@ -895,7 +1023,15 @@ ...@@ -895,7 +1023,15 @@
// Create a new collection with an identical list of models as this one. // Create a new collection with an identical list of models as this one.
clone: function() { clone: function() {
return new this.constructor(this.models); return new this.constructor(this.models, {
model: this.model,
comparator: this.comparator
});
},
// Define how to uniquely identify models in the collection.
modelId: function (attrs) {
return attrs[this.model.prototype.idAttribute || 'id'];
}, },
// Private method to reset all internal state. Called when the collection // Private method to reset all internal state. Called when the collection
...@@ -909,7 +1045,10 @@ ...@@ -909,7 +1045,10 @@
// Prepare a hash of attributes (or other model) to be added to this // Prepare a hash of attributes (or other model) to be added to this
// collection. // collection.
_prepareModel: function(attrs, options) { _prepareModel: function(attrs, options) {
if (attrs instanceof Model) return attrs; if (this._isModel(attrs)) {
if (!attrs.collection) attrs.collection = this;
return attrs;
}
options = options ? _.clone(options) : {}; options = options ? _.clone(options) : {};
options.collection = this; options.collection = this;
var model = new this.model(attrs, options); var model = new this.model(attrs, options);
...@@ -918,16 +1057,48 @@ ...@@ -918,16 +1057,48 @@
return false; return false;
}, },
// Internal method called by both remove and set.
// Returns removed models, or false if nothing is removed.
_removeModels: function(models, options) {
var removed = [];
for (var i = 0; i < models.length; i++) {
var model = this.get(models[i]);
if (!model) continue;
var index = this.indexOf(model);
this.models.splice(index, 1);
this.length--;
if (!options.silent) {
options.index = index;
model.trigger('remove', model, this, options);
}
removed.push(model);
this._removeReference(model, options);
}
return removed.length ? removed : false;
},
// Method for checking whether an object should be considered a model for
// the purposes of adding to the collection.
_isModel: function (model) {
return model instanceof Model;
},
// Internal method to create a model's ties to a collection. // Internal method to create a model's ties to a collection.
_addReference: function(model, options) { _addReference: function(model, options) {
this._byId[model.cid] = model; this._byId[model.cid] = model;
if (model.id != null) this._byId[model.id] = model; var id = this.modelId(model.attributes);
if (!model.collection) model.collection = this; if (id != null) this._byId[id] = model;
model.on('all', this._onModelEvent, this); model.on('all', this._onModelEvent, this);
}, },
// Internal method to sever a model's ties to a collection. // Internal method to sever a model's ties to a collection.
_removeReference: function(model, options) { _removeReference: function(model, options) {
delete this._byId[model.cid];
var id = this.modelId(model.attributes);
if (id != null) delete this._byId[id];
if (this === model.collection) delete model.collection; if (this === model.collection) delete model.collection;
model.off('all', this._onModelEvent, this); model.off('all', this._onModelEvent, this);
}, },
...@@ -939,9 +1110,13 @@ ...@@ -939,9 +1110,13 @@
_onModelEvent: function(event, model, collection, options) { _onModelEvent: function(event, model, collection, options) {
if ((event === 'add' || event === 'remove') && collection !== this) return; if ((event === 'add' || event === 'remove') && collection !== this) return;
if (event === 'destroy') this.remove(model, options); if (event === 'destroy') this.remove(model, options);
if (model && event === 'change:' + model.idAttribute) { if (event === 'change') {
delete this._byId[model.previous(model.idAttribute)]; var prevId = this.modelId(model.previousAttributes());
if (model.id != null) this._byId[model.id] = model; var id = this.modelId(model.attributes);
if (prevId !== id) {
if (prevId != null) delete this._byId[prevId];
if (id != null) this._byId[id] = model;
}
} }
this.trigger.apply(this, arguments); this.trigger.apply(this, arguments);
} }
...@@ -951,27 +1126,23 @@ ...@@ -951,27 +1126,23 @@
// Underscore methods that we want to implement on the Collection. // Underscore methods that we want to implement on the Collection.
// 90% of the core usefulness of Backbone Collections is actually implemented // 90% of the core usefulness of Backbone Collections is actually implemented
// right here: // right here:
var methods = ['forEach', 'each', 'map', 'collect', 'reduce', 'foldl', var collectionMethods = { forEach: 3, each: 3, map: 3, collect: 3, reduce: 4,
'inject', 'reduceRight', 'foldr', 'find', 'detect', 'filter', 'select', foldl: 4, inject: 4, reduceRight: 4, foldr: 4, find: 3, detect: 3, filter: 3,
'reject', 'every', 'all', 'some', 'any', 'include', 'contains', 'invoke', select: 3, reject: 3, every: 3, all: 3, some: 3, any: 3, include: 2,
'max', 'min', 'toArray', 'size', 'first', 'head', 'take', 'initial', 'rest', contains: 2, invoke: 0, max: 3, min: 3, toArray: 1, size: 1, first: 3,
'tail', 'drop', 'last', 'without', 'difference', 'indexOf', 'shuffle', head: 3, take: 3, initial: 3, rest: 3, tail: 3, drop: 3, last: 3,
'lastIndexOf', 'isEmpty', 'chain', 'sample']; without: 0, difference: 0, indexOf: 3, shuffle: 1, lastIndexOf: 3,
isEmpty: 1, chain: 1, sample: 3, partition: 3 };
// Mix in each Underscore method as a proxy to `Collection#models`. // Mix in each Underscore method as a proxy to `Collection#models`.
_.each(methods, function(method) { addUnderscoreMethods(Collection, collectionMethods, 'models');
Collection.prototype[method] = function() {
var args = slice.call(arguments);
args.unshift(this.models);
return _[method].apply(_, args);
};
});
// Underscore methods that take a property name as an argument. // Underscore methods that take a property name as an argument.
var attributeMethods = ['groupBy', 'countBy', 'sortBy', 'indexBy']; var attributeMethods = ['groupBy', 'countBy', 'sortBy', 'indexBy'];
// Use attributes instead of properties. // Use attributes instead of properties.
_.each(attributeMethods, function(method) { _.each(attributeMethods, function(method) {
if (!_[method]) return;
Collection.prototype[method] = function(value, context) { Collection.prototype[method] = function(value, context) {
var iterator = _.isFunction(value) ? value : function(model) { var iterator = _.isFunction(value) ? value : function(model) {
return model.get(value); return model.get(value);
...@@ -995,11 +1166,9 @@ ...@@ -995,11 +1166,9 @@
// if an existing element is not provided... // if an existing element is not provided...
var View = Backbone.View = function(options) { var View = Backbone.View = function(options) {
this.cid = _.uniqueId('view'); this.cid = _.uniqueId('view');
options || (options = {});
_.extend(this, _.pick(options, viewOptions)); _.extend(this, _.pick(options, viewOptions));
this._ensureElement(); this._ensureElement();
this.initialize.apply(this, arguments); this.initialize.apply(this, arguments);
this.delegateEvents();
}; };
// Cached regex to split keys for `delegate`. // Cached regex to split keys for `delegate`.
...@@ -1034,21 +1203,37 @@ ...@@ -1034,21 +1203,37 @@
// Remove this view by taking the element out of the DOM, and removing any // Remove this view by taking the element out of the DOM, and removing any
// applicable Backbone.Events listeners. // applicable Backbone.Events listeners.
remove: function() { remove: function() {
this.$el.remove(); this._removeElement();
this.stopListening(); this.stopListening();
return this; return this;
}, },
// Change the view's element (`this.el` property), including event // Remove this view's element from the document and all event listeners
// re-delegation. // attached to it. Exposed for subclasses using an alternative DOM
setElement: function(element, delegate) { // manipulation API.
if (this.$el) this.undelegateEvents(); _removeElement: function() {
this.$el = element instanceof Backbone.$ ? element : Backbone.$(element); this.$el.remove();
this.el = this.$el[0]; },
if (delegate !== false) this.delegateEvents();
// Change the view's element (`this.el` property) and re-delegate the
// view's events on the new element.
setElement: function(element) {
this.undelegateEvents();
this._setElement(element);
this.delegateEvents();
return this; return this;
}, },
// Creates the `this.el` and `this.$el` references for this view using the
// given `el`. `el` can be a CSS selector or an HTML string, a jQuery
// context or an element. Subclasses can override this to utilize an
// alternative DOM manipulation API and are only required to set the
// `this.el` property.
_setElement: function(el) {
this.$el = el instanceof Backbone.$ ? el : Backbone.$(el);
this.el = this.$el[0];
},
// Set callbacks, where `this.events` is a hash of // Set callbacks, where `this.events` is a hash of
// //
// *{"event selector": "callback"}* // *{"event selector": "callback"}*
...@@ -1062,37 +1247,49 @@ ...@@ -1062,37 +1247,49 @@
// pairs. Callbacks will be bound to the view, with `this` set properly. // pairs. Callbacks will be bound to the view, with `this` set properly.
// Uses event delegation for efficiency. // Uses event delegation for efficiency.
// Omitting the selector binds the event to `this.el`. // Omitting the selector binds the event to `this.el`.
// This only works for delegate-able events: not `focus`, `blur`, and
// not `change`, `submit`, and `reset` in Internet Explorer.
delegateEvents: function(events) { delegateEvents: function(events) {
if (!(events || (events = _.result(this, 'events')))) return this; events || (events = _.result(this, 'events'));
if (!events) return this;
this.undelegateEvents(); this.undelegateEvents();
for (var key in events) { for (var key in events) {
var method = events[key]; var method = events[key];
if (!_.isFunction(method)) method = this[events[key]]; if (!_.isFunction(method)) method = this[method];
if (!method) continue; if (!method) continue;
var match = key.match(delegateEventSplitter); var match = key.match(delegateEventSplitter);
var eventName = match[1], selector = match[2]; this.delegate(match[1], match[2], _.bind(method, this));
method = _.bind(method, this);
eventName += '.delegateEvents' + this.cid;
if (selector === '') {
this.$el.on(eventName, method);
} else {
this.$el.on(eventName, selector, method);
}
} }
return this; return this;
}, },
// Clears all callbacks previously bound to the view with `delegateEvents`. // Add a single event listener to the view's element (or a child element
// using `selector`). This only works for delegate-able events: not `focus`,
// `blur`, and not `change`, `submit`, and `reset` in Internet Explorer.
delegate: function(eventName, selector, listener) {
this.$el.on(eventName + '.delegateEvents' + this.cid, selector, listener);
return this;
},
// Clears all callbacks previously bound to the view by `delegateEvents`.
// You usually don't need to use this, but may wish to if you have multiple // You usually don't need to use this, but may wish to if you have multiple
// Backbone views attached to the same DOM element. // Backbone views attached to the same DOM element.
undelegateEvents: function() { undelegateEvents: function() {
this.$el.off('.delegateEvents' + this.cid); if (this.$el) this.$el.off('.delegateEvents' + this.cid);
return this;
},
// A finer-grained `undelegateEvents` for removing a single delegated event.
// `selector` and `listener` are both optional.
undelegate: function(eventName, selector, listener) {
this.$el.off(eventName + '.delegateEvents' + this.cid, selector, listener);
return this; return this;
}, },
// Produces a DOM element to be assigned to your view. Exposed for
// subclasses using an alternative DOM manipulation API.
_createElement: function(tagName) {
return document.createElement(tagName);
},
// Ensure that the View has a DOM element to render into. // Ensure that the View has a DOM element to render into.
// If `this.el` is a string, pass it through `$()`, take the first // If `this.el` is a string, pass it through `$()`, take the first
// matching element, and re-assign it to `el`. Otherwise, create // matching element, and re-assign it to `el`. Otherwise, create
...@@ -1102,11 +1299,17 @@ ...@@ -1102,11 +1299,17 @@
var attrs = _.extend({}, _.result(this, 'attributes')); var attrs = _.extend({}, _.result(this, 'attributes'));
if (this.id) attrs.id = _.result(this, 'id'); if (this.id) attrs.id = _.result(this, 'id');
if (this.className) attrs['class'] = _.result(this, 'className'); if (this.className) attrs['class'] = _.result(this, 'className');
var $el = Backbone.$('<' + _.result(this, 'tagName') + '>').attr(attrs); this.setElement(this._createElement(_.result(this, 'tagName')));
this.setElement($el, false); this._setAttributes(attrs);
} else { } else {
this.setElement(_.result(this, 'el'), false); this.setElement(_.result(this, 'el'));
} }
},
// Set attributes from a hash on this view's element. Exposed for
// subclasses using an alternative DOM manipulation API.
_setAttributes: function(attributes) {
this.$el.attr(attributes);
} }
}); });
...@@ -1175,14 +1378,13 @@ ...@@ -1175,14 +1378,13 @@
params.processData = false; params.processData = false;
} }
// If we're sending a `PATCH` request, and we're in an old Internet Explorer // Pass along `textStatus` and `errorThrown` from jQuery.
// that still has ActiveX enabled by default, override jQuery to use that var error = options.error;
// for XHR instead. Remove this line when jQuery supports `PATCH` on IE8. options.error = function(xhr, textStatus, errorThrown) {
if (params.type === 'PATCH' && noXhrPatch) { options.textStatus = textStatus;
params.xhr = function() { options.errorThrown = errorThrown;
return new ActiveXObject("Microsoft.XMLHTTP"); if (error) error.call(options.context, xhr, textStatus, errorThrown);
}; };
}
// Make the request, allowing the user to override any Ajax options. // Make the request, allowing the user to override any Ajax options.
var xhr = options.xhr = Backbone.ajax(_.extend(params, options)); var xhr = options.xhr = Backbone.ajax(_.extend(params, options));
...@@ -1190,10 +1392,6 @@ ...@@ -1190,10 +1392,6 @@
return xhr; return xhr;
}; };
var noXhrPatch =
typeof window !== 'undefined' && !!window.ActiveXObject &&
!(window.XMLHttpRequest && (new XMLHttpRequest).dispatchEvent);
// Map from CRUD to HTTP for our default `Backbone.sync` implementation. // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
var methodMap = { var methodMap = {
'create': 'POST', 'create': 'POST',
...@@ -1251,17 +1449,18 @@ ...@@ -1251,17 +1449,18 @@
var router = this; var router = this;
Backbone.history.route(route, function(fragment) { Backbone.history.route(route, function(fragment) {
var args = router._extractParameters(route, fragment); var args = router._extractParameters(route, fragment);
router.execute(callback, args); if (router.execute(callback, args, name) !== false) {
router.trigger.apply(router, ['route:' + name].concat(args)); router.trigger.apply(router, ['route:' + name].concat(args));
router.trigger('route', name, args); router.trigger('route', name, args);
Backbone.history.trigger('route', router, name, args); Backbone.history.trigger('route', router, name, args);
}
}); });
return this; return this;
}, },
// Execute a route handler with the provided parameters. This is an // Execute a route handler with the provided parameters. This is an
// excellent place to do pre-route setup or post-route cleanup. // excellent place to do pre-route setup or post-route cleanup.
execute: function(callback, args) { execute: function(callback, args, name) {
if (callback) callback.apply(this, args); if (callback) callback.apply(this, args);
}, },
...@@ -1334,12 +1533,6 @@ ...@@ -1334,12 +1533,6 @@
// Cached regex for stripping leading and trailing slashes. // Cached regex for stripping leading and trailing slashes.
var rootStripper = /^\/+|\/+$/g; var rootStripper = /^\/+|\/+$/g;
// Cached regex for detecting MSIE.
var isExplorer = /msie [\w.]+/;
// Cached regex for removing a trailing slash.
var trailingSlash = /\/$/;
// Cached regex for stripping urls of hash. // Cached regex for stripping urls of hash.
var pathStripper = /#.*$/; var pathStripper = /#.*$/;
...@@ -1355,7 +1548,29 @@ ...@@ -1355,7 +1548,29 @@
// Are we at the app root? // Are we at the app root?
atRoot: function() { atRoot: function() {
return this.location.pathname.replace(/[^\/]$/, '$&/') === this.root; var path = this.location.pathname.replace(/[^\/]$/, '$&/');
return path === this.root && !this.getSearch();
},
// Does the pathname match the root?
matchRoot: function() {
var path = this.decodeFragment(this.location.pathname);
var root = path.slice(0, this.root.length - 1) + '/';
return root === this.root;
},
// Unicode characters in `location.pathname` are percent encoded so they're
// decoded for comparison. `%25` should not be decoded since it may be part
// of an encoded parameter.
decodeFragment: function(fragment) {
return decodeURI(fragment.replace(/%25/g, '%2525'));
},
// In IE6, the hash fragment and search params are incorrect if the
// fragment contains `?`.
getSearch: function() {
var match = this.location.href.replace(/#.*/, '').match(/\?.+/);
return match ? match[0] : '';
}, },
// Gets the true hash value. Cannot use location.hash directly due to bug // Gets the true hash value. Cannot use location.hash directly due to bug
...@@ -1365,14 +1580,19 @@ ...@@ -1365,14 +1580,19 @@
return match ? match[1] : ''; return match ? match[1] : '';
}, },
// Get the cross-browser normalized URL fragment, either from the URL, // Get the pathname and search params, without the root.
// the hash, or the override. getPath: function() {
getFragment: function(fragment, forcePushState) { var path = this.decodeFragment(
this.location.pathname + this.getSearch()
).slice(this.root.length - 1);
return path.charAt(0) === '/' ? path.slice(1) : path;
},
// Get the cross-browser normalized URL fragment from the path or hash.
getFragment: function(fragment) {
if (fragment == null) { if (fragment == null) {
if (this._hasPushState || !this._wantsHashChange || forcePushState) { if (this._usePushState || !this._wantsHashChange) {
fragment = decodeURI(this.location.pathname + this.location.search); fragment = this.getPath();
var root = this.root.replace(trailingSlash, '');
if (!fragment.indexOf(root)) fragment = fragment.slice(root.length);
} else { } else {
fragment = this.getHash(); fragment = this.getHash();
} }
...@@ -1383,7 +1603,7 @@ ...@@ -1383,7 +1603,7 @@
// Start the hash change handling, returning `true` if the current URL matches // Start the hash change handling, returning `true` if the current URL matches
// an existing route, and `false` otherwise. // an existing route, and `false` otherwise.
start: function(options) { start: function(options) {
if (History.started) throw new Error("Backbone.history has already been started"); if (History.started) throw new Error('Backbone.history has already been started');
History.started = true; History.started = true;
// Figure out the initial configuration. Do we need an iframe? // Figure out the initial configuration. Do we need an iframe?
...@@ -1391,36 +1611,16 @@ ...@@ -1391,36 +1611,16 @@
this.options = _.extend({root: '/'}, this.options, options); this.options = _.extend({root: '/'}, this.options, options);
this.root = this.options.root; this.root = this.options.root;
this._wantsHashChange = this.options.hashChange !== false; this._wantsHashChange = this.options.hashChange !== false;
this._hasHashChange = 'onhashchange' in window;
this._useHashChange = this._wantsHashChange && this._hasHashChange;
this._wantsPushState = !!this.options.pushState; this._wantsPushState = !!this.options.pushState;
this._hasPushState = !!(this.options.pushState && this.history && this.history.pushState); this._hasPushState = !!(this.history && this.history.pushState);
var fragment = this.getFragment(); this._usePushState = this._wantsPushState && this._hasPushState;
var docMode = document.documentMode; this.fragment = this.getFragment();
var oldIE = (isExplorer.exec(navigator.userAgent.toLowerCase()) && (!docMode || docMode <= 7));
// Normalize root to always include a leading and trailing slash. // Normalize root to always include a leading and trailing slash.
this.root = ('/' + this.root + '/').replace(rootStripper, '/'); this.root = ('/' + this.root + '/').replace(rootStripper, '/');
if (oldIE && this._wantsHashChange) {
var frame = Backbone.$('<iframe src="javascript:0" tabindex="-1">');
this.iframe = frame.hide().appendTo('body')[0].contentWindow;
this.navigate(fragment);
}
// Depending on whether we're using pushState or hashes, and whether
// 'onhashchange' is supported, determine how we check the URL state.
if (this._hasPushState) {
Backbone.$(window).on('popstate', this.checkUrl);
} else if (this._wantsHashChange && ('onhashchange' in window) && !oldIE) {
Backbone.$(window).on('hashchange', this.checkUrl);
} else if (this._wantsHashChange) {
this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
}
// Determine if we need to change the base url, for a pushState link
// opened by a non-pushState browser.
this.fragment = fragment;
var loc = this.location;
// Transition from hashChange to pushState or vice versa if both are // Transition from hashChange to pushState or vice versa if both are
// requested. // requested.
if (this._wantsHashChange && this._wantsPushState) { if (this._wantsHashChange && this._wantsPushState) {
...@@ -1428,27 +1628,75 @@ ...@@ -1428,27 +1628,75 @@
// If we've started off with a route from a `pushState`-enabled // If we've started off with a route from a `pushState`-enabled
// browser, but we're currently in a browser that doesn't support it... // browser, but we're currently in a browser that doesn't support it...
if (!this._hasPushState && !this.atRoot()) { if (!this._hasPushState && !this.atRoot()) {
this.fragment = this.getFragment(null, true); var root = this.root.slice(0, -1) || '/';
this.location.replace(this.root + '#' + this.fragment); this.location.replace(root + '#' + this.getPath());
// Return immediately as browser will do redirect to new url // Return immediately as browser will do redirect to new url
return true; return true;
// Or if we've started out with a hash-based route, but we're currently // Or if we've started out with a hash-based route, but we're currently
// in a browser where it could be `pushState`-based instead... // in a browser where it could be `pushState`-based instead...
} else if (this._hasPushState && this.atRoot() && loc.hash) { } else if (this._hasPushState && this.atRoot()) {
this.fragment = this.getHash().replace(routeStripper, ''); this.navigate(this.getHash(), {replace: true});
this.history.replaceState({}, document.title, this.root + this.fragment);
} }
} }
// Proxy an iframe to handle location events if the browser doesn't
// support the `hashchange` event, HTML5 history, or the user wants
// `hashChange` but not `pushState`.
if (!this._hasHashChange && this._wantsHashChange && !this._usePushState) {
this.iframe = document.createElement('iframe');
this.iframe.src = 'javascript:0';
this.iframe.style.display = 'none';
this.iframe.tabIndex = -1;
var body = document.body;
// Using `appendChild` will throw on IE < 9 if the document is not ready.
var iWindow = body.insertBefore(this.iframe, body.firstChild).contentWindow;
iWindow.document.open();
iWindow.document.close();
iWindow.location.hash = '#' + this.fragment;
}
// Add a cross-platform `addEventListener` shim for older browsers.
var addEventListener = window.addEventListener || function (eventName, listener) {
return attachEvent('on' + eventName, listener);
};
// Depending on whether we're using pushState or hashes, and whether
// 'onhashchange' is supported, determine how we check the URL state.
if (this._usePushState) {
addEventListener('popstate', this.checkUrl, false);
} else if (this._useHashChange && !this.iframe) {
addEventListener('hashchange', this.checkUrl, false);
} else if (this._wantsHashChange) {
this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
}
if (!this.options.silent) return this.loadUrl(); if (!this.options.silent) return this.loadUrl();
}, },
// Disable Backbone.history, perhaps temporarily. Not useful in a real app, // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
// but possibly useful for unit testing Routers. // but possibly useful for unit testing Routers.
stop: function() { stop: function() {
Backbone.$(window).off('popstate', this.checkUrl).off('hashchange', this.checkUrl); // Add a cross-platform `removeEventListener` shim for older browsers.
var removeEventListener = window.removeEventListener || function (eventName, listener) {
return detachEvent('on' + eventName, listener);
};
// Remove window listeners.
if (this._usePushState) {
removeEventListener('popstate', this.checkUrl, false);
} else if (this._useHashChange && !this.iframe) {
removeEventListener('hashchange', this.checkUrl, false);
}
// Clean up the iframe if necessary.
if (this.iframe) {
document.body.removeChild(this.iframe);
this.iframe = null;
}
// Some environments will throw when clearing an undefined interval.
if (this._checkUrlInterval) clearInterval(this._checkUrlInterval); if (this._checkUrlInterval) clearInterval(this._checkUrlInterval);
History.started = false; History.started = false;
}, },
...@@ -1463,9 +1711,13 @@ ...@@ -1463,9 +1711,13 @@
// calls `loadUrl`, normalizing across the hidden iframe. // calls `loadUrl`, normalizing across the hidden iframe.
checkUrl: function(e) { checkUrl: function(e) {
var current = this.getFragment(); var current = this.getFragment();
// If the user pressed the back button, the iframe's hash will have
// changed and we should use that for comparison.
if (current === this.fragment && this.iframe) { if (current === this.fragment && this.iframe) {
current = this.getFragment(this.getHash(this.iframe)); current = this.getHash(this.iframe.contentWindow);
} }
if (current === this.fragment) return false; if (current === this.fragment) return false;
if (this.iframe) this.navigate(current); if (this.iframe) this.navigate(current);
this.loadUrl(); this.loadUrl();
...@@ -1475,6 +1727,8 @@ ...@@ -1475,6 +1727,8 @@
// match, returns `true`. If no defined routes matches the fragment, // match, returns `true`. If no defined routes matches the fragment,
// returns `false`. // returns `false`.
loadUrl: function(fragment) { loadUrl: function(fragment) {
// If the root doesn't match, no routes can match either.
if (!this.matchRoot()) return false;
fragment = this.fragment = this.getFragment(fragment); fragment = this.fragment = this.getFragment(fragment);
return _.any(this.handlers, function(handler) { return _.any(this.handlers, function(handler) {
if (handler.route.test(fragment)) { if (handler.route.test(fragment)) {
...@@ -1495,31 +1749,42 @@ ...@@ -1495,31 +1749,42 @@
if (!History.started) return false; if (!History.started) return false;
if (!options || options === true) options = {trigger: !!options}; if (!options || options === true) options = {trigger: !!options};
var url = this.root + (fragment = this.getFragment(fragment || '')); // Normalize the fragment.
fragment = this.getFragment(fragment || '');
// Strip the hash for matching. // Don't include a trailing slash on the root.
fragment = fragment.replace(pathStripper, ''); var root = this.root;
if (fragment === '' || fragment.charAt(0) === '?') {
root = root.slice(0, -1) || '/';
}
var url = root + fragment;
// Strip the hash and decode for matching.
fragment = this.decodeFragment(fragment.replace(pathStripper, ''));
if (this.fragment === fragment) return; if (this.fragment === fragment) return;
this.fragment = fragment; this.fragment = fragment;
// Don't include a trailing slash on the root.
if (fragment === '' && url !== '/') url = url.slice(0, -1);
// If pushState is available, we use it to set the fragment as a real URL. // If pushState is available, we use it to set the fragment as a real URL.
if (this._hasPushState) { if (this._usePushState) {
this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url); this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url);
// If hash changes haven't been explicitly disabled, update the hash // If hash changes haven't been explicitly disabled, update the hash
// fragment to store history. // fragment to store history.
} else if (this._wantsHashChange) { } else if (this._wantsHashChange) {
this._updateHash(this.location, fragment, options.replace); this._updateHash(this.location, fragment, options.replace);
if (this.iframe && (fragment !== this.getFragment(this.getHash(this.iframe)))) { if (this.iframe && (fragment !== this.getHash(this.iframe.contentWindow))) {
var iWindow = this.iframe.contentWindow;
// Opening and closing the iframe tricks IE7 and earlier to push a // Opening and closing the iframe tricks IE7 and earlier to push a
// history entry on hash-tag change. When replace is true, we don't // history entry on hash-tag change. When replace is true, we don't
// want this. // want this.
if(!options.replace) this.iframe.document.open().close(); if (!options.replace) {
this._updateHash(this.iframe.location, fragment, options.replace); iWindow.document.open();
iWindow.document.close();
}
this._updateHash(iWindow.location, fragment, options.replace);
} }
// If you've told us that you explicitly don't want fallback hashchange- // If you've told us that you explicitly don't want fallback hashchange-
...@@ -1550,7 +1815,7 @@ ...@@ -1550,7 +1815,7 @@
// Helpers // Helpers
// ------- // -------
// Helper function to correctly set up the prototype chain, for subclasses. // Helper function to correctly set up the prototype chain for subclasses.
// Similar to `goog.inherits`, but uses a hash of prototype properties and // Similar to `goog.inherits`, but uses a hash of prototype properties and
// class properties to be extended. // class properties to be extended.
var extend = function(protoProps, staticProps) { var extend = function(protoProps, staticProps) {
...@@ -1559,7 +1824,7 @@ ...@@ -1559,7 +1824,7 @@
// The constructor function for the new subclass is either defined by you // The constructor function for the new subclass is either defined by you
// (the "constructor" property in your `extend` definition), or defaulted // (the "constructor" property in your `extend` definition), or defaulted
// by us to simply call the parent's constructor. // by us to simply call the parent constructor.
if (protoProps && _.has(protoProps, 'constructor')) { if (protoProps && _.has(protoProps, 'constructor')) {
child = protoProps.constructor; child = protoProps.constructor;
} else { } else {
...@@ -1570,7 +1835,7 @@ ...@@ -1570,7 +1835,7 @@
_.extend(child, parent, staticProps); _.extend(child, parent, staticProps);
// Set the prototype chain to inherit from `parent`, without calling // Set the prototype chain to inherit from `parent`, without calling
// `parent`'s constructor function. // `parent` constructor function.
var Surrogate = function(){ this.constructor = child; }; var Surrogate = function(){ this.constructor = child; };
Surrogate.prototype = parent.prototype; Surrogate.prototype = parent.prototype;
child.prototype = new Surrogate; child.prototype = new Surrogate;
...@@ -1598,7 +1863,7 @@ ...@@ -1598,7 +1863,7 @@
var wrapError = function(model, options) { var wrapError = function(model, options) {
var error = options.error; var error = options.error;
options.error = function(resp) { options.error = function(resp) {
if (error) error(model, resp, options); if (error) error.call(options.context, model, resp, options);
model.trigger('error', model, resp, options); model.trigger('error', model, resp, options);
}; };
}; };
......
examples/typescript-backbone/node_modules/jquery/dist/jquery.js
View file @ 440ef2b1
/*! /*!
* jQuery JavaScript Library v2.1.3 * jQuery JavaScript Library v2.1.4
* http://jquery.com/ * http://jquery.com/
* *
* Includes Sizzle.js * Includes Sizzle.js
...@@ -9,7 +9,7 @@ ...@@ -9,7 +9,7 @@
* Released under the MIT license * Released under the MIT license
* http://jquery.org/license * http://jquery.org/license
* *
* Date: 2014-12-18T15:11Z * Date: 2015-04-28T16:01Z
*/ */
(function( global, factory ) { (function( global, factory ) {
...@@ -67,7 +67,7 @@ var ...@@ -67,7 +67,7 @@ var
// Use the correct document accordingly with window argument (sandbox) // Use the correct document accordingly with window argument (sandbox)
document = window.document, document = window.document,
version = "2.1.3", version = "2.1.4",
// Define a local copy of jQuery // Define a local copy of jQuery
jQuery = function( selector, context ) { jQuery = function( selector, context ) {
...@@ -531,7 +531,12 @@ jQuery.each("Boolean Number String Function Array Date RegExp Object Error".spli ...@@ -531,7 +531,12 @@ jQuery.each("Boolean Number String Function Array Date RegExp Object Error".spli
}); });
function isArraylike( obj ) { function isArraylike( obj ) {
var length = obj.length,
// Support: iOS 8.2 (not reproducible in simulator)
// `in` check used to prevent JIT error (gh-2145)
// hasOwn isn't used here due to false negatives
// regarding Nodelist length in IE
var length = "length" in obj && obj.length,
type = jQuery.type( obj ); type = jQuery.type( obj );
if ( type === "function" || jQuery.isWindow( obj ) ) { if ( type === "function" || jQuery.isWindow( obj ) ) {
......
examples/typescript-backbone/node_modules/lodash/index.js
View file @ 440ef2b1
This source diff could not be displayed because it is too large. You can view the blob instead.
examples/typescript-backbone/node_modules/todomvc-common/base.js
View file @ 440ef2b1
...@@ -114,7 +114,12 @@ ...@@ -114,7 +114,12 @@
})({}); })({});
if (location.hostname === 'todomvc.com') { if (location.hostname === 'todomvc.com') {
window._gaq = [['_setAccount','UA-31081062-1'],['_trackPageview']];(function(d,t){var g=d.createElement(t),s=d.getElementsByTagName(t)[0];g.src='//www.google-analytics.com/ga.js';s.parentNode.insertBefore(g,s)}(document,'script')); (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
ga('create', 'UA-31081062-1', 'auto');
ga('send', 'pageview');
} }
/* jshint ignore:end */ /* jshint ignore:end */
...@@ -228,7 +233,7 @@ ...@@ -228,7 +233,7 @@
xhr.onload = function (e) { xhr.onload = function (e) {
var parsedResponse = JSON.parse(e.target.responseText); var parsedResponse = JSON.parse(e.target.responseText);
if (parsedResponse instanceof Array) { if (parsedResponse instanceof Array) {
var count = parsedResponse.length var count = parsedResponse.length;
if (count !== 0) { if (count !== 0) {
issueLink.innerHTML = 'This app has ' + count + ' open issues'; issueLink.innerHTML = 'This app has ' + count + ' open issues';
document.getElementById('issue-count').style.display = 'inline'; document.getElementById('issue-count').style.display = 'inline';
......
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