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Extra safety to the post stream. Don't return undefined if we can't

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retrieve a post for some reason.
This commit is contained in:
Robin Ward 2014-06-13 16:00:18 -04:00
parent 929a195c5d
commit 3c8a610f73
1 changed files with 4 additions and 1 deletions
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5
app/assets/javascripts/discourse/models/post_stream.js
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@ -686,6 +686,9 @@ Discourse.PostStream = Em.Object.extend({
@returns {Discourse.Post} the post from the identity map @returns {Discourse.Post} the post from the identity map
**/ **/
storePost: function(post) { storePost: function(post) {
// Calling `Em.get(undefined` raises an error
if (!post) { return; }
var postId = Em.get(post, 'id'); var postId = Em.get(post, 'id');
if (postId) { if (postId) {
var postIdentityMap = this.get('postIdentityMap'), var postIdentityMap = this.get('postIdentityMap'),
@ -745,7 +748,7 @@ Discourse.PostStream = Em.Object.extend({
return this.loadIntoIdentityMap(unloaded).then(function() { return this.loadIntoIdentityMap(unloaded).then(function() {
return postIds.map(function (p) { return postIds.map(function (p) {
return postIdentityMap.get(p); return postIdentityMap.get(p);
}); }).compact();
}); });
}, },