Sha256: 6314112cc84ca02c121d5612b0fb921849682822af701859fa1c1afa3bbf3715

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Versions: 11

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Contents

module EnumStateMachine
  module YARD
    module Handlers
      # Handles and processes #transition
      class Transition < Base
        handles method_call(:transition)
        
        def process
          if [EnumStateMachine::Machine, EnumStateMachine::Event, EnumStateMachine::State].include?(owner.class)
            options = {}
            
            # Extract requirements
            ast = statement.parameters.first
            ast.children.each do |assoc|
              # Skip conditionals
              next if %w(if unless).include?(assoc[0].jump(:ident).source)
              
              options[extract_requirement(assoc[0])] = extract_requirement(assoc[1])
            end
            
            owner.transition(options)
          end
        end

        private
          # Extracts the statement requirement from the given node
          def extract_requirement(ast)
            case ast.type
            when :symbol_literal, :string_literal, :array
              extract_node_names(ast, false)
            when :binary
              AllMatcher.instance - extract_node_names(ast.children.last)
            when :var_ref, :vcall
              case ast.source
              when 'nil'
                nil
              when 'same'
                LoopbackMatcher.instance
              else
                AllMatcher.instance
              end
            end
          end
      end
    end
  end
end

Version data entries

11 entries across 11 versions & 1 rubygems

Version Path
enum_state_machine-0.8.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.7.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.6.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.5.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.4.1 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.4.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.3.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.2.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.1.1 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.1.0 lib/enum_state_machine/yard/handlers/transition.rb
enum_state_machine-0.0.1 lib/enum_state_machine/yard/handlers/transition.rb