# Autogenerated from a Treetop grammar. Edits may be lost.


module Bindy
  module Language
    include Treetop::Runtime

    def root
      @root ||= :expression
    end

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

      i0 = index
      r1 = _nt_function
      if r1
        r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
        r0 = r1
      else
        r2 = _nt_value
        if r2
          r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
          r0 = r2
        else
          @index = i0
          r0 = nil
        end
      end

      node_cache[:expression][start_index] = r0

      r0
    end

    module Function0
      def identifier
        elements[0]
      end

      def arg_list
        elements[4]
      end

    end

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

      i0, s0 = index, []
      r1 = _nt_identifier
      s0 << r1
      if r1
        s2, i2 = [], index
        loop do
          r3 = _nt_space
          if r3
            s2 << r3
          else
            break
          end
        end
        r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
        s0 << r2
        if r2
          if (match_len = has_terminal?('(', false, index))
            r4 = true
            @index += match_len
          else
            terminal_parse_failure('\'(\'')
            r4 = nil
          end
          s0 << r4
          if r4
            s5, i5 = [], index
            loop do
              r6 = _nt_space
              if r6
                s5 << r6
              else
                break
              end
            end
            r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
            s0 << r5
            if r5
              r7 = _nt_arg_list
              s0 << r7
              if r7
                s8, i8 = [], index
                loop do
                  r9 = _nt_space
                  if r9
                    s8 << r9
                  else
                    break
                  end
                end
                r8 = instantiate_node(SyntaxNode,input, i8...index, s8)
                s0 << r8
                if r8
                  if (match_len = has_terminal?(')', false, index))
                    r10 = true
                    @index += match_len
                  else
                    terminal_parse_failure('\')\'')
                    r10 = nil
                  end
                  s0 << r10
                end
              end
            end
          end
        end
      end
      if s0.last
        r0 = instantiate_node(Function,input, i0...index, s0)
        r0.extend(Function0)
      else
        @index = i0
        r0 = nil
      end

      node_cache[:function][start_index] = r0

      r0
    end

    module ArgList0
      def expression
        elements[0]
      end

      def arg_list
        elements[4]
      end
    end

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

      i0 = index
      i1, s1 = index, []
      r2 = _nt_expression
      s1 << r2
      if r2
        s3, i3 = [], index
        loop do
          r4 = _nt_space
          if r4
            s3 << r4
          else
            break
          end
        end
        r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
        s1 << r3
        if r3
          if (match_len = has_terminal?(',', false, index))
            r5 = true
            @index += match_len
          else
            terminal_parse_failure('\',\'')
            r5 = nil
          end
          s1 << r5
          if r5
            s6, i6 = [], index
            loop do
              r7 = _nt_space
              if r7
                s6 << r7
              else
                break
              end
            end
            r6 = instantiate_node(SyntaxNode,input, i6...index, s6)
            s1 << r6
            if r6
              r8 = _nt_arg_list
              s1 << r8
            end
          end
        end
      end
      if s1.last
        r1 = instantiate_node(ArgList,input, i1...index, s1)
        r1.extend(ArgList0)
      else
        @index = i1
        r1 = nil
      end
      if r1
        r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
        r0 = r1
      else
        r9 = _nt_expression
        if r9
          r9 = SyntaxNode.new(input, (index-1)...index) if r9 == true
          r0 = r9
        else
          s10, i10 = [], index
          loop do
            r11 = _nt_space
            if r11
              s10 << r11
            else
              break
            end
          end
          r10 = instantiate_node(SyntaxNode,input, i10...index, s10)
          if r10
            r10 = SyntaxNode.new(input, (index-1)...index) if r10 == true
            r0 = r10
          else
            @index = i0
            r0 = nil
          end
        end
      end

      node_cache[:arg_list][start_index] = r0

      r0
    end

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

      s0, i0 = [], index
      loop do
        if has_terminal?(@regexps[gr = '\A[a-z\\_]'] ||= Regexp.new(gr), :regexp, index)
          r1 = true
          @index += 1
        else
          terminal_parse_failure('[a-z\\_]')
          r1 = nil
        end
        if r1
          s0 << r1
        else
          break
        end
      end
      if s0.empty?
        @index = i0
        r0 = nil
      else
        r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
      end

      node_cache[:identifier][start_index] = r0

      r0
    end

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

      i0 = index
      r1 = _nt_number
      if r1
        r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
        r0 = r1
      else
        r2 = _nt_boolean
        if r2
          r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
          r0 = r2
        else
          r3 = _nt_string
          if r3
            r3 = SyntaxNode.new(input, (index-1)...index) if r3 == true
            r0 = r3
          else
            @index = i0
            r0 = nil
          end
        end
      end

      node_cache[:value][start_index] = r0

      r0
    end

    module String0
      def value
        elements[1]
      end

    end

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

      i0, s0 = index, []
      if (match_len = has_terminal?("'", false, index))
        r1 = true
        @index += match_len
      else
        terminal_parse_failure('"\'"')
        r1 = nil
      end
      s0 << r1
      if r1
        s2, i2 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\da-zA-ZáéíóúüñÁÉÍÓÚÜÑ¿?!¡\\s\\@\\#\\$\\%\\&\\/\\\\\\*\\_\\-\\+\\/\\\\\\*\\_\\-\\+\\.\\:\\,\\;\\<\\>\\|\\"\\\\(\\)]'] ||= Regexp.new(gr), :regexp, index)
            r3 = true
            @index += 1
          else
            terminal_parse_failure('[\\da-zA-ZáéíóúüñÁÉÍÓÚÜÑ¿?!¡\\s\\@\\#\\$\\%\\&\\/\\\\\\*\\_\\-\\+\\/\\\\\\*\\_\\-\\+\\.\\:\\,\\;\\<\\>\\|\\"\\\\(\\)]')
            r3 = nil
          end
          if r3
            s2 << r3
          else
            break
          end
        end
        r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
        s0 << r2
        if r2
          if (match_len = has_terminal?("'", false, index))
            r4 = true
            @index += match_len
          else
            terminal_parse_failure('"\'"')
            r4 = nil
          end
          s0 << r4
        end
      end
      if s0.last
        r0 = instantiate_node(LiteralString,input, i0...index, s0)
        r0.extend(String0)
      else
        @index = i0
        r0 = nil
      end

      node_cache[:string][start_index] = r0

      r0
    end

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

      i0 = index
      r1 = _nt_float
      if r1
        r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
        r0 = r1
      else
        r2 = _nt_integer
        if r2
          r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
          r0 = r2
        else
          @index = i0
          r0 = nil
        end
      end

      node_cache[:number][start_index] = r0

      r0
    end

    module Integer0
    end

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

      i0, s0 = index, []
      if has_terminal?(@regexps[gr = '\A[\\+\\-]'] ||= Regexp.new(gr), :regexp, index)
        r2 = true
        @index += 1
      else
        terminal_parse_failure('[\\+\\-]')
        r2 = nil
      end
      if r2
        r1 = r2
      else
        r1 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r1
      if r1
        s3, i3 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\d]'] ||= Regexp.new(gr), :regexp, index)
            r4 = true
            @index += 1
          else
            terminal_parse_failure('[\\d]')
            r4 = nil
          end
          if r4
            s3 << r4
          else
            break
          end
        end
        if s3.empty?
          @index = i3
          r3 = nil
        else
          r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
        end
        s0 << r3
      end
      if s0.last
        r0 = instantiate_node(LiteralInteger,input, i0...index, s0)
        r0.extend(Integer0)
      else
        @index = i0
        r0 = nil
      end

      node_cache[:integer][start_index] = r0

      r0
    end

    module Float0
    end

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

      i0, s0 = index, []
      if has_terminal?(@regexps[gr = '\A[\\+\\-]'] ||= Regexp.new(gr), :regexp, index)
        r2 = true
        @index += 1
      else
        terminal_parse_failure('[\\+\\-]')
        r2 = nil
      end
      if r2
        r1 = r2
      else
        r1 = instantiate_node(SyntaxNode,input, index...index)
      end
      s0 << r1
      if r1
        s3, i3 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\d]'] ||= Regexp.new(gr), :regexp, index)
            r4 = true
            @index += 1
          else
            terminal_parse_failure('[\\d]')
            r4 = nil
          end
          if r4
            s3 << r4
          else
            break
          end
        end
        if s3.empty?
          @index = i3
          r3 = nil
        else
          r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
        end
        s0 << r3
        if r3
          if (match_len = has_terminal?('.', false, index))
            r5 = true
            @index += match_len
          else
            terminal_parse_failure('\'.\'')
            r5 = nil
          end
          s0 << r5
          if r5
            s6, i6 = [], index
            loop do
              if has_terminal?(@regexps[gr = '\A[\\d]'] ||= Regexp.new(gr), :regexp, index)
                r7 = true
                @index += 1
              else
                terminal_parse_failure('[\\d]')
                r7 = nil
              end
              if r7
                s6 << r7
              else
                break
              end
            end
            if s6.empty?
              @index = i6
              r6 = nil
            else
              r6 = instantiate_node(SyntaxNode,input, i6...index, s6)
            end
            s0 << r6
          end
        end
      end
      if s0.last
        r0 = instantiate_node(LiteralFloat,input, i0...index, s0)
        r0.extend(Float0)
      else
        @index = i0
        r0 = nil
      end

      node_cache[:float][start_index] = r0

      r0
    end

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

      i0 = index
      r1 = _nt_true
      if r1
        r1 = SyntaxNode.new(input, (index-1)...index) if r1 == true
        r0 = r1
      else
        r2 = _nt_false
        if r2
          r2 = SyntaxNode.new(input, (index-1)...index) if r2 == true
          r0 = r2
        else
          @index = i0
          r0 = nil
        end
      end

      node_cache[:boolean][start_index] = r0

      r0
    end

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

      if (match_len = has_terminal?('true', false, index))
        r0 = instantiate_node(LiteralTrue,input, index...(index + match_len))
        @index += match_len
      else
        terminal_parse_failure('\'true\'')
        r0 = nil
      end

      node_cache[:true][start_index] = r0

      r0
    end

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

      if (match_len = has_terminal?('false', false, index))
        r0 = instantiate_node(LiteralFalse,input, index...(index + match_len))
        @index += match_len
      else
        terminal_parse_failure('\'false\'')
        r0 = nil
      end

      node_cache[:false][start_index] = r0

      r0
    end

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

      if has_terminal?(@regexps[gr = '\A[\\s\\t\\n]'] ||= Regexp.new(gr), :regexp, index)
        r0 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('[\\s\\t\\n]')
        r0 = nil
      end

      node_cache[:space][start_index] = r0

      r0
    end

  end

  class LanguageParser < Treetop::Runtime::CompiledParser
    include Language
  end

end