documentcloud/backbone — Issue #974: Setting the same value to a model property twice causes an error
Author: educobuci
Created: 2012-02-08 08:44:47+00:00
State: open

That is, calling the code below twice will raise an exception:
myObject.set({ x: 0 }

The exception is: "'undefined' is not a function (evaluating 'f.has(b,e)')"