class ROM::Relation::Composite
Left-to-right relation composition used for data-pipelining
@api public
Public Instance Methods
call(*args)
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Call the pipeline by passing results from left to right
Optional args are passed to the left object
@return [Loaded]
@api public
# File lib/rom/relation/composite.rb, line 22 def call(*args) relation = left.call(*args) response = right.call(relation) if response.is_a?(Loaded) response else relation.new(response) end end
Also aliased as: []
map_to(klass)
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@see Relation#map_to
@api public
# File lib/rom/relation/composite.rb, line 37 def map_to(klass) self >> left.map_to(klass).mapper end
Private Instance Methods
decorate?(response)
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@api private
@see Pipeline::Proxy#decorate?
@api private
Calls superclass method
ROM::Pipeline::Proxy#decorate?
# File lib/rom/relation/composite.rb, line 48 def decorate?(response) super || response.is_a?(Graph) end