Module: UState::QueryString

Includes:
Treetop::Runtime
Included in:
QueryStringParser
Defined in:
lib/ustate/query_string.rb

Defined Under Namespace

Modules: And0, And1, And2, Approximately0, Approximately1, DoubleQuotedString0, DoubleQuotedString1, DoubleQuotedString2, Equals0, Equals1, False0, Field0, Float0, Float1, Greater0, Greater1, GreaterEqual0, GreaterEqual1, Integer0, Integer1, Less0, Less1, LessEqual0, LessEqual1, Not0, Not1, NotEquals0, NotEquals1, Null0, Or0, Or1, Or2, Primary0, Primary1, True0

Instance Method Summary collapse

Instance Method Details

#_nt_and ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 158

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

  i0, s0 = index, []
  i1 = index
  r2 = _nt_not
  if r2
    r1 = r2
  else
    r3 = _nt_primary
    if r3
      r1 = r3
    else
      @index = i1
      r1 = nil
    end
  end
  s0 << r1
  if r1
    s4, i4 = [], index
    loop do
      i5, s5 = index, []
      r6 = _nt_space
      s5 << r6
      if r6
        if has_terminal?('and', false, index)
          r7 = instantiate_node(SyntaxNode,input, index...(index + 3))
          @index += 3
        else
          terminal_parse_failure('and')
          r7 = nil
        end
        s5 << r7
        if r7
          r8 = _nt_space
          s5 << r8
          if r8
            i9 = index
            r10 = _nt_not
            if r10
              r9 = r10
            else
              r11 = _nt_primary
              if r11
                r9 = r11
              else
                @index = i9
                r9 = nil
              end
            end
            s5 << r9
          end
        end
      end
      if s5.last
        r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
        r5.extend(And0)
      else
        @index = i5
        r5 = nil
      end
      if r5
        s4 << r5
      else
        break
      end
    end
    r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
    s0 << r4
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(And1)
    r0.extend(And2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:and][start_index] = r0

  r0
end

#_nt_approximately ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 504

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('=~', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 2))
        @index += 2
      else
        terminal_parse_failure('=~')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_string
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Approximately0)
    r0.extend(Approximately1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:approximately][start_index] = r0

  r0
end

#_nt_double_quoted_string ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1497

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

  i0, s0 = index, []
  if has_terminal?('"', false, index)
    r1 = instantiate_node(SyntaxNode,input, index...(index + 1))
    @index += 1
  else
    terminal_parse_failure('"')
    r1 = nil
  end
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      i3 = index
      i4, s4 = index, []
      i5 = index
      if has_terminal?('"', false, index)
        r6 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('"')
        r6 = nil
      end
      if r6
        r5 = nil
      else
        @index = i5
        r5 = instantiate_node(SyntaxNode,input, index...index)
      end
      s4 << r5
      if r5
        if index < input_length
          r7 = instantiate_node(SyntaxNode,input, index...(index + 1))
          @index += 1
        else
          terminal_parse_failure("any character")
          r7 = nil
        end
        s4 << r7
      end
      if s4.last
        r4 = instantiate_node(SyntaxNode,input, i4...index, s4)
        r4.extend(DoubleQuotedString0)
      else
        @index = i4
        r4 = nil
      end
      if r4
        r3 = r4
      else
        if has_terminal?('\"', false, index)
          r8 = instantiate_node(SyntaxNode,input, index...(index + 2))
          @index += 2
        else
          terminal_parse_failure('\"')
          r8 = nil
        end
        if r8
          r3 = r8
        else
          @index = i3
          r3 = nil
        end
      end
      if r3
        s2 << r3
      else
        break
      end
    end
    r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    s0 << r2
    if r2
      if has_terminal?('"', false, index)
        r9 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('"')
        r9 = nil
      end
      s0 << r9
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(DoubleQuotedString1)
    r0.extend(DoubleQuotedString2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:double_quoted_string][start_index] = r0

  r0
end

#_nt_equals ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 984

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      i4 = index
      if has_terminal?('==', false, index)
        r5 = instantiate_node(SyntaxNode,input, index...(index + 2))
        @index += 2
      else
        terminal_parse_failure('==')
        r5 = nil
      end
      if r5
        r4 = r5
      else
        if has_terminal?('=', false, index)
          r6 = instantiate_node(SyntaxNode,input, index...(index + 1))
          @index += 1
        else
          terminal_parse_failure('=')
          r6 = nil
        end
        if r6
          r4 = r6
        else
          @index = i4
          r4 = nil
        end
      end
      s0 << r4
      if r4
        r8 = _nt_space
        if r8
          r7 = r8
        else
          r7 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r7
        if r7
          r9 = _nt_value
          s0 << r9
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Equals0)
    r0.extend(Equals1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:equals][start_index] = r0

  r0
end

#_nt_false ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1165

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

  if has_terminal?('false', false, index)
    r0 = instantiate_node(SyntaxNode,input, index...(index + 5))
    r0.extend(False0)
    @index += 5
  else
    terminal_parse_failure('false')
    r0 = nil
  end

  node_cache[:false][start_index] = r0

  r0
end

#_nt_field ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1374

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

  i0 = index
  if has_terminal?("state", false, index)
    r1 = instantiate_node(SyntaxNode,input, index...(index + 5))
    @index += 5
  else
    terminal_parse_failure("state")
    r1 = nil
  end
  if r1
    r0 = r1
    r0.extend(Field0)
  else
    if has_terminal?("host", false, index)
      r2 = instantiate_node(SyntaxNode,input, index...(index + 4))
      @index += 4
    else
      terminal_parse_failure("host")
      r2 = nil
    end
    if r2
      r0 = r2
      r0.extend(Field0)
    else
      if has_terminal?("service", false, index)
        r3 = instantiate_node(SyntaxNode,input, index...(index + 7))
        @index += 7
      else
        terminal_parse_failure("service")
        r3 = nil
      end
      if r3
        r0 = r3
        r0.extend(Field0)
      else
        if has_terminal?("description", false, index)
          r4 = instantiate_node(SyntaxNode,input, index...(index + 11))
          @index += 11
        else
          terminal_parse_failure("description")
          r4 = nil
        end
        if r4
          r0 = r4
          r0.extend(Field0)
        else
          if has_terminal?("metric_f", false, index)
            r5 = instantiate_node(SyntaxNode,input, index...(index + 8))
            @index += 8
          else
            terminal_parse_failure("metric_f")
            r5 = nil
          end
          if r5
            r0 = r5
            r0.extend(Field0)
          else
            if has_terminal?("time", false, index)
              r6 = instantiate_node(SyntaxNode,input, index...(index + 4))
              @index += 4
            else
              terminal_parse_failure("time")
              r6 = nil
            end
            if r6
              r0 = r6
              r0.extend(Field0)
            else
              @index = i0
              r0 = nil
            end
          end
        end
      end
    end
  end

  node_cache[:field][start_index] = r0

  r0
end

#_nt_float ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1273

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

  i0, s0 = index, []
  if has_terminal?('-', false, index)
    r2 = instantiate_node(SyntaxNode,input, index...(index + 1))
    @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?('\G[0-9]', true, index)
        r4 = true
        @index += 1
      else
        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 has_terminal?('.', false, index)
        r5 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('.')
        r5 = nil
      end
      s0 << r5
      if r5
        s6, i6 = [], index
        loop do
          if has_terminal?('\G[0-9]', true, index)
            r7 = true
            @index += 1
          else
            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(SyntaxNode,input, i0...index, s0)
    r0.extend(Float0)
    r0.extend(Float1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:float][start_index] = r0

  r0
end

#_nt_greater ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 824

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('>', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('>')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_value
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Greater0)
    r0.extend(Greater1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:greater][start_index] = r0

  r0
end

#_nt_greater_equal ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 744

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('>=', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 2))
        @index += 2
      else
        terminal_parse_failure('>=')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_value
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(GreaterEqual0)
    r0.extend(GreaterEqual1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:greater_equal][start_index] = r0

  r0
end

#_nt_integer ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1200

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

  i0, s0 = index, []
  if has_terminal?('-', false, index)
    r2 = instantiate_node(SyntaxNode,input, index...(index + 1))
    @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?('\G[0-9]', true, index)
        r4 = true
        @index += 1
      else
        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(SyntaxNode,input, i0...index, s0)
    r0.extend(Integer0)
    r0.extend(Integer1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:integer][start_index] = r0

  r0
end

#_nt_less ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 664

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('<', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 1))
        @index += 1
      else
        terminal_parse_failure('<')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_value
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Less0)
    r0.extend(Less1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:less][start_index] = r0

  r0
end

#_nt_less_equal ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 584

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('<=', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 2))
        @index += 2
      else
        terminal_parse_failure('<=')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_value
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(LessEqual0)
    r0.extend(LessEqual1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:less_equal][start_index] = r0

  r0
end

#_nt_not ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 270

def _nt_not
  start_index = index
  if node_cache[:not].has_key?(index)
    cached = node_cache[:not][index]
    if cached
      cached = SyntaxNode.new(input, index...(index + 1)) if cached == true
      @index = cached.interval.end
    end
    return cached
  end

  i0, s0 = index, []
  if has_terminal?('not', false, index)
    r1 = instantiate_node(SyntaxNode,input, index...(index + 3))
    @index += 3
  else
    terminal_parse_failure('not')
    r1 = nil
  end
  s0 << r1
  if r1
    r2 = _nt_space
    s0 << r2
    if r2
      i3 = index
      r4 = _nt_not
      if r4
        r3 = r4
      else
        r5 = _nt_primary
        if r5
          r3 = r5
        else
          @index = i3
          r3 = nil
        end
      end
      s0 << r3
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Not0)
    r0.extend(Not1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:not][start_index] = r0

  r0
end

#_nt_not_equals ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 904

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

  i0, s0 = index, []
  r1 = _nt_field
  s0 << r1
  if r1
    r3 = _nt_space
    if r3
      r2 = r3
    else
      r2 = instantiate_node(SyntaxNode,input, index...index)
    end
    s0 << r2
    if r2
      if has_terminal?('!=', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 2))
        @index += 2
      else
        terminal_parse_failure('!=')
        r4 = nil
      end
      s0 << r4
      if r4
        r6 = _nt_space
        if r6
          r5 = r6
        else
          r5 = instantiate_node(SyntaxNode,input, index...index)
        end
        s0 << r5
        if r5
          r7 = _nt_value
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(NotEquals0)
    r0.extend(NotEquals1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:not_equals][start_index] = r0

  r0
end

#_nt_null ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1611

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

  i0 = index
  if has_terminal?('null', false, index)
    r1 = instantiate_node(SyntaxNode,input, index...(index + 4))
    @index += 4
  else
    terminal_parse_failure('null')
    r1 = nil
  end
  if r1
    r0 = r1
    r0.extend(Null0)
  else
    if has_terminal?('nil', false, index)
      r2 = instantiate_node(SyntaxNode,input, index...(index + 3))
      @index += 3
    else
      terminal_parse_failure('nil')
      r2 = nil
    end
    if r2
      r0 = r2
      r0.extend(Null0)
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:null][start_index] = r0

  r0
end

#_nt_or ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 51

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

  i0, s0 = index, []
  r1 = _nt_and
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      i3, s3 = index, []
      r4 = _nt_space
      s3 << r4
      if r4
        if has_terminal?('or', false, index)
          r5 = instantiate_node(SyntaxNode,input, index...(index + 2))
          @index += 2
        else
          terminal_parse_failure('or')
          r5 = nil
        end
        s3 << r5
        if r5
          r6 = _nt_space
          s3 << r6
          if r6
            r7 = _nt_and
            s3 << r7
          end
        end
      end
      if s3.last
        r3 = instantiate_node(SyntaxNode,input, i3...index, s3)
        r3.extend(Or0)
      else
        @index = i3
        r3 = nil
      end
      if r3
        s2 << r3
      else
        break
      end
    end
    r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    s0 << r2
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(Or1)
    r0.extend(Or2)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:or][start_index] = r0

  r0
end

#_nt_predicate ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 419

def _nt_predicate
  start_index = index
  if node_cache[:predicate].has_key?(index)
    cached = node_cache[:predicate][index]
    if cached
      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
    r0 = r1
  else
    r2 = _nt_false
    if r2
      r0 = r2
    else
      r3 = _nt_less_equal
      if r3
        r0 = r3
      else
        r4 = _nt_less
        if r4
          r0 = r4
        else
          r5 = _nt_greater_equal
          if r5
            r0 = r5
          else
            r6 = _nt_greater
            if r6
              r0 = r6
            else
              r7 = _nt_equals
              if r7
                r0 = r7
              else
                r8 = _nt_not_equals
                if r8
                  r0 = r8
                else
                  r9 = _nt_approximately
                  if r9
                    r0 = r9
                  else
                    @index = i0
                    r0 = nil
                  end
                end
              end
            end
          end
        end
      end
    end
  end

  node_cache[:predicate][start_index] = r0

  r0
end

#_nt_primary ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 341

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

  i0 = index
  i1, s1 = index, []
  if has_terminal?('(', false, index)
    r2 = instantiate_node(SyntaxNode,input, index...(index + 1))
    @index += 1
  else
    terminal_parse_failure('(')
    r2 = nil
  end
  s1 << r2
  if r2
    r4 = _nt_space
    if r4
      r3 = r4
    else
      r3 = instantiate_node(SyntaxNode,input, index...index)
    end
    s1 << r3
    if r3
      r5 = _nt_or
      s1 << r5
      if r5
        r7 = _nt_space
        if r7
          r6 = r7
        else
          r6 = instantiate_node(SyntaxNode,input, index...index)
        end
        s1 << r6
        if r6
          if has_terminal?(')', false, index)
            r8 = instantiate_node(SyntaxNode,input, index...(index + 1))
            @index += 1
          else
            terminal_parse_failure(')')
            r8 = nil
          end
          s1 << r8
        end
      end
    end
  end
  if s1.last
    r1 = instantiate_node(SyntaxNode,input, i1...index, s1)
    r1.extend(Primary0)
    r1.extend(Primary1)
  else
    @index = i1
    r1 = nil
  end
  if r1
    r0 = r1
  else
    r9 = _nt_predicate
    if r9
      r0 = r9
    else
      @index = i0
      r0 = nil
    end
  end

  node_cache[:primary][start_index] = r0

  r0
end

#_nt_space ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1655

def _nt_space
  start_index = index
  if node_cache[:space].has_key?(index)
    cached = node_cache[:space][index]
    if cached
      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?('\G[\\s]', true, index)
      r1 = true
      @index += 1
    else
      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[:space][start_index] = r0

  r0
end

#_nt_string ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1466

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

  r0 = _nt_double_quoted_string

  node_cache[:string][start_index] = r0

  r0
end

#_nt_true ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1126

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

  if has_terminal?('true', false, index)
    r0 = instantiate_node(SyntaxNode,input, index...(index + 4))
    r0.extend(True0)
    @index += 4
  else
    terminal_parse_failure('true')
    r0 = nil
  end

  node_cache[:true][start_index] = r0

  r0
end

#_nt_value ⇒ Object 



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# File 'lib/ustate/query_string.rb', line 1062

def _nt_value
  start_index = index
  if node_cache[:value].has_key?(index)
    cached = node_cache[:value][index]
    if cached
      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
    r0 = r1
  else
    r2 = _nt_false
    if r2
      r0 = r2
    else
      r3 = _nt_double_quoted_string
      if r3
        r0 = r3
      else
        r4 = _nt_float
        if r4
          r0 = r4
        else
          r5 = _nt_integer
          if r5
            r0 = r5
          else
            r6 = _nt_null
            if r6
              r0 = r6
            else
              @index = i0
              r0 = nil
            end
          end
        end
      end
    end
  end

  node_cache[:value][start_index] = r0

  r0
end

#root ⇒ Object 



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9
10
 
# File 'lib/ustate/query_string.rb', line 8

def root
  @root ||= :or
end