router.push() doesn't update query when provided name route doesn't change

[posva]

from #1182 @kvdmolen

Version

2.7.0

Reproduction link

http://jsfiddle.net/ub9e33fm/12

Steps to reproduce

1. Click first link (?q=foo)
2. Click second link (?=foo,bar)

What is expected?

$route.query should update

What is actually happening?

It only updates after another navigation

[fnlctrl]

Quick workaround: Use a fresh array (this.arr.slice()) when using .push()
http://jsfiddle.net/ydwmmum6/

[posva]

Actually, I don't know why I marked this as a bug... If the array is the same, it's normal for the router not being able to tell it's a different location. To fix it we could compare the JSON representation (which could be very slow) or copy the arrays in queries which can also be slow.