# coding: utf-8
# Autogenerated from a Treetop grammar. Edits may be lost.



# Treetop (http://treetop.rubyforge.org/) grammar for package definitions in v1
# format.

require 'treetop'

require 'fig/grammar/base'
require 'fig/grammar/v1_base'
require 'fig/grammar/version'

module Fig
  module Grammar
    module V1
      include Treetop::Runtime

      def root
        @root ||= :package
      end

      include Fig::Grammar::Base

      include Fig::Grammar::Version

      include Fig::Grammar::V1Base

      module Package0
        def optional_ws_or_comment1
          elements[0]
        end

        def grammar_version
          elements[1]
        end

        def statements
          elements[2]
        end

        def optional_ws_or_comment2
          elements[3]
        end
      end

      module Package1
        def to_package(unparsed_package, build_state)
          return build_state.new_package_statement(
            unparsed_package, grammar_version, statements
          )
        end
      end

      def _nt_package
        start_index = index
        if node_cache[:package].has_key?(index)
          cached = node_cache[:package][index]
          if cached
            node_cache[:package][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
            @index = cached.interval.end
          end
          return cached
        end

        i0, s0 = index, []
        r1 = _nt_optional_ws_or_comment
        s0 << r1
        if r1
          r3 = _nt_grammar_version
          if r3
            r2 = r3
          else
            r2 = instantiate_node(SyntaxNode,input, index...index)
          end
          s0 << r2
          if r2
            s4, i4 = [], index
            loop do
              r5 = _nt_package_statement_with_ws
              if r5
                s4 << r5
              else
                break
              end
            end
            r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
            s0 << r4
            if r4
              r6 = _nt_optional_ws_or_comment
              s0 << r6
            end
          end
        end
        if s0.last
          r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
          r0.extend(Package0)
          r0.extend(Package1)
        else
          @index = i0
          r0 = nil
        end

        node_cache[:package][start_index] = r0

        r0
      end

      def _nt_config_statement
        start_index = index
        if node_cache[:config_statement].has_key?(index)
          cached = node_cache[:config_statement][index]
          if cached
            node_cache[:config_statement][index] = cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
            @index = cached.interval.end
          end
          return cached
        end

        i0 = index
        r1 = _nt_override
        if r1
          r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
          r0 = r1
        else
          r2 = _nt_include
          if r2
            r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
            r0 = r2
          else
            r3 = _nt_command
            if r3
              r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true
              r0 = r3
            else
              r4 = _nt_path
              if r4
                r4 = SyntaxNode.new(input, (index-1)...index) if r4 == true
                r0 = r4
              else
                r5 = _nt_set
                if r5
                  r5 = SyntaxNode.new(input, (index-1)...index) if r5 == true
                  r0 = r5
                else
                  @index = i0
                  r0 = nil
                end
              end
            end
          end
        end

        node_cache[:config_statement][start_index] = r0

        r0
      end

    end

    class V1Parser < Treetop::Runtime::CompiledParser
      include V1
    end

  end
end