Class: CallableTree::Node::Internal::Strategy::Compose

Inherits:
Object
  • Object
show all
Includes:
CallableTree::Node::Internal::Strategy
Defined in:
lib/callable_tree/node/internal/strategy/compose.rb

Instance Method Summary collapse

Methods included from CallableTree::Node::Internal::Strategy

#==, #eql?, #hash, #name, #terminable?

Constructor Details

#initialize(terminable: false) ⇒ Compose 



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# File 'lib/callable_tree/node/internal/strategy/compose.rb', line 10

def initialize(terminable: false)
  self.terminable = terminable
  @terminator =
    if terminable
      proc { |node, output, *inputs, **options| node.terminate?(output, *inputs, **options) }
    else
      proc { false }
    end
end

Instance Method Details

#call(nodes, *inputs, **options) ⇒ Object 



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# File 'lib/callable_tree/node/internal/strategy/compose.rb', line 20

def call(nodes, *inputs, **options)
  head, *tail = inputs
  nodes.reduce(head) do |input, node|
    if node.match?(input, *tail, **options)
      output = node.call(input, *tail, **options)
      break output if @terminator.call(node, output, input, *tail, **options)

      output
    else
      input
    end
  end
end