Module: Fig::Grammar::Version

Includes:
Treetop::Runtime
Included in:
V0, V1, V2, VersionIdentification, VersionParser
Defined in:
lib/fig/grammar/version.rb

Defined Under Namespace

Modules: GrammarVersion0, GrammarVersion1

Instance Method Summary collapse

Instance Method Details

#_nt_grammar_version ⇒ Object 



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# File 'lib/fig/grammar/version.rb', line 41

def _nt_grammar_version
  start_index = index
  if node_cache[:grammar_version].has_key?(index)
    cached = node_cache[:grammar_version][index]
    if cached
      node_cache[:grammar_version][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?('grammar', false, index))
    r1 = instantiate_node(SyntaxNode,input, index...(index + match_len))
    @index += match_len
  else
    terminal_parse_failure('grammar')
    r1 = nil
  end
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      r3 = _nt_ws_or_comment
      if r3
        s2 << r3
      else
        break
      end
    end
    if s2.empty?
      @index = i2
      r2 = nil
    else
      r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    end
    s0 << r2
    if r2
      if (match_len = has_terminal?('v', false, index))
        r4 = true
        @index += match_len
      else
        terminal_parse_failure('v')
        r4 = nil
      end
      s0 << r4
      if r4
        s5, i5 = [], index
        loop do
          if has_terminal?(@regexps[gr = '\A[\\d]'] ||= Regexp.new(gr), :regexp, index)
            r6 = true
            @index += 1
          else
            terminal_parse_failure('[\\d]')
            r6 = nil
          end
          if r6
            s5 << r6
          else
            break
          end
        end
        if s5.empty?
          @index = i5
          r5 = nil
        else
          r5 = instantiate_node(SyntaxNode,input, i5...index, s5)
        end
        s0 << r5
        if r5
          s7, i7 = [], index
          loop do
            r8 = _nt_ws
            if r8
              s7 << r8
            else
              break
            end
          end
          r7 = instantiate_node(SyntaxNode,input, i7...index, s7)
          s0 << r7
        end
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(GrammarVersion0)
    r0.extend(GrammarVersion1)
  else
    @index = i0
    r0 = nil
  end

  node_cache[:grammar_version][start_index] = r0

  r0
end

#root ⇒ Object 



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# File 'lib/fig/grammar/version.rb', line 18

def root
  @root ||= :grammar_version
end