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amiel/gist:7793267

Last active December 30, 2015 06:59
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gistfile1.coffee
# LineItemsController
categories: (->
@get('model').mapBy('category').uniq().map (category) =>
Ember.Object.create
name: category
line_items: @get('model').filterBy 'category', category
).property('@each.category')
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