Class: JMESPath::Nodes::Projection Private

Inherits:
Node
  • Object
show all
Defined in:
lib/jmespath/nodes/projection.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Direct Known Subclasses

ArrayProjection, ObjectProjection

Instance Method Summary collapse

Methods inherited from Node

#chains_with?

Constructor Details

#initialize(target, projection) ⇒ Projection

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of Projection.



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# File 'lib/jmespath/nodes/projection.rb', line 6

def initialize(target, projection)
  @target = target
  @projection = projection
end

Instance Method Details

#optimize ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/jmespath/nodes/projection.rb', line 22

def optimize
  if @projection.is_a?(Current)
    fast_instance
  else
    self.class.new(@target.optimize, @projection.optimize)
  end
end

#visit(value) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/jmespath/nodes/projection.rb', line 11

def visit(value)
  if (targets = extract_targets(@target.visit(value)))
    list = []
    targets.each do |v|
      vv = @projection.visit(v)
      list << vv unless vv.nil?
    end
    list
  end
end