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Current Path: /opt/td-agent/embedded/lib/ruby/gems/2.4.0/gems/jmespath-1.4.0/lib/jmespath/nodes

opt / td-agent / embedded / lib / ruby / gems / 2.4.0 / gems / jmespath-1.4.0 / lib / jmespath / nodes /

📁 ..
📄 and.rb(430 B)
📄 comparator.rb(2.1 KB)
📄 condition.rb(3.43 KB)
📄 current.rb(138 B)
📄 expression.rb(390 B)
📄 field.rb(1.58 KB)
📄 flatten.rb(544 B)
📄 function.rb(18.39 KB)
📄 index.rb(76 B)
📄 literal.rb(227 B)
📄 multi_select_hash.rb(713 B)
📄 multi_select_list.rb(393 B)
📄 not.rb(314 B)
📄 or.rb(444 B)
📄 pipe.rb(83 B)
📄 projection.rb(1.63 KB)
📄 slice.rb(2.03 KB)
📄 subexpression.rb(1.32 KB)

Editing: subexpression.rb

module JMESPath
  # @api private
  module Nodes
    class Subexpression < Node
      def initialize(left, right)
        @left = left
        @right = right
      end

def visit(value)
        @right.visit(@left.visit(value))
      end

def optimize
        Chain.new(flatten).optimize
      end

protected

attr_reader :left, :right

def flatten
        nodes = [@left, @right]
        until nodes.none? { |node| node.is_a?(Subexpression) }
          nodes = nodes.flat_map do |node|
            if node.is_a?(Subexpression)
              [node.left, node.right]
            else
              [node]
            end
          end
        end
        nodes.map(&:optimize)
      end
    end

class Chain
      def initialize(children)
        @children = children
      end

def visit(value)
        @children.reduce(value) do |v, child|
          child.visit(v)
        end
      end

def optimize
        children = @children.map(&:optimize)
        index = 0
        while index < children.size - 1
          if children[index].chains_with?(children[index + 1])
            children[index] = children[index].chain(children[index + 1])
            children.delete_at(index + 1)
          else
            index += 1
          end
        end
        Chain.new(children)
      end
    end
  end
end

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Editing: subexpression.rb

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