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bilogub/NullRelation.rb

Last active December 12, 2015 06:28
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Rails Null Relation
Raw
NullRelation.rb
# Takes relation or model as klass argument
# to produce empty relation
class NullRelation
class << self
def for(klass)
raise(ArgumentError, "Model class is not provided") unless klass
klass.where('1 = 0')
end
end
end
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