How to use match_token_at_4 method of Gherkin Package

...198        match_token_at_2(token, context)199      when 3200        match_token_at_3(token, context)201      when 4202        match_token_at_4(token, context)203      when 5204        match_token_at_5(token, context)205      when 6206        match_token_at_6(token, context)207      when 7208        match_token_at_7(token, context)209      when 8210        match_token_at_8(token, context)211      when 9212        match_token_at_9(token, context)213      when 10214        match_token_at_10(token, context)215      when 11216        match_token_at_11(token, context)217      when 12218        match_token_at_12(token, context)219      when 13220        match_token_at_13(token, context)221      when 14222        match_token_at_14(token, context)223      when 15224        match_token_at_15(token, context)225      when 16226        match_token_at_16(token, context)227      when 17228        match_token_at_17(token, context)229      when 18230        match_token_at_18(token, context)231      when 19232        match_token_at_19(token, context)233      when 20234        match_token_at_20(token, context)235      when 21236        match_token_at_21(token, context)237      when 22238        match_token_at_22(token, context)239      when 23240        match_token_at_23(token, context)241      when 24242        match_token_at_24(token, context)243      when 25244        match_token_at_25(token, context)245      when 26246        match_token_at_26(token, context)247      when 28248        match_token_at_28(token, context)249      when 29250        match_token_at_29(token, context)251      when 30252        match_token_at_30(token, context)253      when 31254        match_token_at_31(token, context)255      when 32256        match_token_at_32(token, context)257      when 33258        match_token_at_33(token, context)259      else260        raise InvalidOperationException, "Unknown state: #{state}"261      end262    end263    # Start264    def match_token_at_0(token, context)265      if match_EOF(context, token)266        build(context, token);267        return 27268      end269      if match_Language(context, token)270        start_rule(context, :Feature);271        start_rule(context, :Feature_Header);272        build(context, token);273        return 1274      end275      if match_TagLine(context, token)276        start_rule(context, :Feature);277        start_rule(context, :Feature_Header);278        start_rule(context, :Tags);279        build(context, token);280        return 2281      end282      if match_FeatureLine(context, token)283        start_rule(context, :Feature);284        start_rule(context, :Feature_Header);285        build(context, token);286        return 3287      end288      if match_Comment(context, token)289        build(context, token);290        return 0291      end292      if match_Empty(context, token)293        build(context, token);294        return 0295      end296      297      state_comment = "State: 0 - Start"298      token.detach299      expected_tokens = ["#EOF", "#Language", "#TagLine", "#FeatureLine", "#Comment", "#Empty"]300      error = token.eof? ? UnexpectedEOFException.new(token, expected_tokens, state_comment) : UnexpectedTokenException.new(token, expected_tokens, state_comment)301      raise error if (stop_at_first_error)302      add_error(context, error)303      return 0304    end305    # GherkinDocument:0>Feature:0>Feature_Header:0>#Language:0306    def match_token_at_1(token, context)307      if match_TagLine(context, token)308        start_rule(context, :Tags);309        build(context, token);310        return 2311      end312      if match_FeatureLine(context, token)313        build(context, token);314        return 3315      end316      if match_Comment(context, token)317        build(context, token);318        return 1319      end320      if match_Empty(context, token)321        build(context, token);322        return 1323      end324      325      state_comment = "State: 1 - GherkinDocument:0>Feature:0>Feature_Header:0>#Language:0"326      token.detach327      expected_tokens = ["#TagLine", "#FeatureLine", "#Comment", "#Empty"]328      error = token.eof? ? UnexpectedEOFException.new(token, expected_tokens, state_comment) : UnexpectedTokenException.new(token, expected_tokens, state_comment)329      raise error if (stop_at_first_error)330      add_error(context, error)331      return 1332    end333    # GherkinDocument:0>Feature:0>Feature_Header:1>Tags:0>#TagLine:0334    def match_token_at_2(token, context)335      if match_TagLine(context, token)336        build(context, token);337        return 2338      end339      if match_FeatureLine(context, token)340        end_rule(context, :Tags);341        build(context, token);342        return 3343      end344      if match_Comment(context, token)345        build(context, token);346        return 2347      end348      if match_Empty(context, token)349        build(context, token);350        return 2351      end352      353      state_comment = "State: 2 - GherkinDocument:0>Feature:0>Feature_Header:1>Tags:0>#TagLine:0"354      token.detach355      expected_tokens = ["#TagLine", "#FeatureLine", "#Comment", "#Empty"]356      error = token.eof? ? UnexpectedEOFException.new(token, expected_tokens, state_comment) : UnexpectedTokenException.new(token, expected_tokens, state_comment)357      raise error if (stop_at_first_error)358      add_error(context, error)359      return 2360    end361    # GherkinDocument:0>Feature:0>Feature_Header:2>#FeatureLine:0362    def match_token_at_3(token, context)363      if match_EOF(context, token)364        end_rule(context, :Feature_Header);365        end_rule(context, :Feature);366        build(context, token);367        return 27368      end369      if match_Empty(context, token)370        build(context, token);371        return 3372      end373      if match_Comment(context, token)374        build(context, token);375        return 5376      end377      if match_BackgroundLine(context, token)378        end_rule(context, :Feature_Header);379        start_rule(context, :Background);380        build(context, token);381        return 6382      end383      if match_TagLine(context, token)384        end_rule(context, :Feature_Header);385        start_rule(context, :Scenario_Definition);386        start_rule(context, :Tags);387        build(context, token);388        return 11389      end390      if match_ScenarioLine(context, token)391        end_rule(context, :Feature_Header);392        start_rule(context, :Scenario_Definition);393        start_rule(context, :Scenario);394        build(context, token);395        return 12396      end397      if match_ScenarioOutlineLine(context, token)398        end_rule(context, :Feature_Header);399        start_rule(context, :Scenario_Definition);400        start_rule(context, :ScenarioOutline);401        build(context, token);402        return 17403      end404      if match_Other(context, token)405        start_rule(context, :Description);406        build(context, token);407        return 4408      end409      410      state_comment = "State: 3 - GherkinDocument:0>Feature:0>Feature_Header:2>#FeatureLine:0"411      token.detach412      expected_tokens = ["#EOF", "#Empty", "#Comment", "#BackgroundLine", "#TagLine", "#ScenarioLine", "#ScenarioOutlineLine", "#Other"]413      error = token.eof? ? UnexpectedEOFException.new(token, expected_tokens, state_comment) : UnexpectedTokenException.new(token, expected_tokens, state_comment)414      raise error if (stop_at_first_error)415      add_error(context, error)416      return 3417    end418    # GherkinDocument:0>Feature:0>Feature_Header:3>Feature_Description:0>Description_Helper:1>Description:0>#Other:0419    def match_token_at_4(token, context)420      if match_EOF(context, token)421        end_rule(context, :Description);422        end_rule(context, :Feature_Header);423        end_rule(context, :Feature);424        build(context, token);425        return 27426      end427      if match_Comment(context, token)428        end_rule(context, :Description);429        build(context, token);430        return 5431      end432      if match_BackgroundLine(context, token)433        end_rule(context, :Description);...

...223  def match_token_at_36(token, context); end224  def match_token_at_37(token, context); end225  def match_token_at_38(token, context); end226  def match_token_at_39(token, context); end227  def match_token_at_4(token, context); end228  def match_token_at_40(token, context); end229  def match_token_at_41(token, context); end230  def match_token_at_43(token, context); end231  def match_token_at_44(token, context); end232  def match_token_at_45(token, context); end233  def match_token_at_46(token, context); end234  def match_token_at_47(token, context); end235  def match_token_at_48(token, context); end236  def match_token_at_49(token, context); end237  def match_token_at_5(token, context); end238  def match_token_at_50(token, context); end239  def match_token_at_6(token, context); end240  def match_token_at_7(token, context); end241  def match_token_at_8(token, context); end242  def match_token_at_9(token, context); end243  def parse(token_scanner, token_matcher = nil); end244  def read_token(context); end245  def start_rule(context, rule_type); end246  def stop_at_first_error; end247  def stop_at_first_error=(arg0); end248end249module Gherkin::Pickles250end...

1  def match_token_at_4(token)2/home/username/1.rb:1:in `require_relative': cannot load such file -- Gherkin (LoadError)3  def match_token_at_4(token)4/home/username/1.rb:1:in `require_relative': cannot load such file -- Gherkin (LoadError)

1puts Gherkin::match_token_at_4('Given I am on the home page')2puts Gherkin::match_token_at_4('When I am on the home page')3puts Gherkin::match_token_at_4('Given I am on the home page', 4)4puts Gherkin::match_token_at_4('Given I am on the home page', 5)5puts Gherkin::match_token_at_4('Given I am on the home page', 5, 4)6puts Gherkin::match_token_at_4('Given I am on the home page', 4, 4)

1file = File.open('test.feature', 'r')2g.parse(file)3puts g.match_token_at_4(0, 4)

1  def match_token_at_4(tokens)2  def match_token_at_4(tokens)3  def match_token_at_4(tokens)4  def match_token_at_4(tokens)