Fix crashing $nodesScope.$modelValue.length watch #574
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This fixes an issue where $nodeScope will sometimes become undefined if the underlying data structure is modified outside of angular-ui-tree. This would result in a "TypeError: Cannot read property '$modelValue' of null".
Otherwise, jasmine functions such as spyOn() are erroneously marked as undefined.
Voles
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Aug 31, 2015
Fix crashing $nodesScope.$modelValue.length watch
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Ensure that the
uiTreedirective's$nodesScope.$modelValue.lengthwatch returns a number. This fixes an issue where $nodeScope will sometimes become undefined if the underlying data structure is modified outside of angular-ui-tree. This would result in aTypeError: Cannot read property '$modelValue' of null.