codeql/ruby/ql/lib/upgrades/initial/ruby.dbscheme

// CodeQL database schema for Ruby
// Automatically generated from the tree-sitter grammar; do not edit

@location = @location_default

locations_default(
  unique int id: @location_default,
  int file: @file ref,
  int start_line: int ref,
  int start_column: int ref,
  int end_line: int ref,
  int end_column: int ref
);

@sourceline = @file

numlines(
  int element_id: @sourceline ref,
  int num_lines: int ref,
  int num_code: int ref,
  int num_comment: int ref
);

files(
  unique int id: @file,
  string name: string ref,
  string simple: string ref,
  string ext: string ref,
  int fromSource: int ref
);

folders(
  unique int id: @folder,
  string name: string ref,
  string simple: string ref
);

@container = @file | @folder

containerparent(
  int parent: @container ref,
  unique int child: @container ref
);

sourceLocationPrefix(
  string prefix: string ref
);

@underscore_arg = @assignment | @binary | @conditional | @operator_assignment | @range | @unary | @underscore_primary

@underscore_lhs = @call | @element_reference | @scope_resolution | @token_false | @token_nil | @token_true | @underscore_variable

@underscore_method_name = @delimited_symbol | @setter | @token_class_variable | @token_constant | @token_global_variable | @token_identifier | @token_instance_variable | @token_operator | @token_simple_symbol

@underscore_primary = @array | @begin | @break | @case__ | @chained_string | @class | @delimited_symbol | @for | @hash | @if | @lambda | @method | @module | @next | @parenthesized_statements | @rational | @redo | @regex | @retry | @return | @singleton_class | @singleton_method | @string__ | @string_array | @subshell | @symbol_array | @token_character | @token_complex | @token_float | @token_heredoc_beginning | @token_integer | @token_simple_symbol | @unary | @underscore_lhs | @unless | @until | @while | @yield

@underscore_statement = @alias | @assignment | @begin_block | @binary | @break | @call | @end_block | @if_modifier | @next | @operator_assignment | @rescue_modifier | @return | @unary | @undef | @underscore_arg | @unless_modifier | @until_modifier | @while_modifier | @yield

@underscore_variable = @token_class_variable | @token_constant | @token_global_variable | @token_identifier | @token_instance_variable | @token_self | @token_super

alias_def(
  unique int id: @alias,
  int alias: @underscore_method_name ref,
  int name: @underscore_method_name ref,
  int loc: @location ref
);

@argument_list_child_type = @block_argument | @break | @call | @hash_splat_argument | @next | @pair | @return | @splat_argument | @underscore_arg | @yield

#keyset[argument_list, index]
argument_list_child(
  int argument_list: @argument_list ref,
  int index: int ref,
  unique int child: @argument_list_child_type ref
);

argument_list_def(
  unique int id: @argument_list,
  int loc: @location ref
);

@array_child_type = @block_argument | @break | @call | @hash_splat_argument | @next | @pair | @return | @splat_argument | @underscore_arg | @yield

#keyset[array, index]
array_child(
  int array: @array ref,
  int index: int ref,
  unique int child: @array_child_type ref
);

array_def(
  unique int id: @array,
  int loc: @location ref
);

@assignment_left_type = @left_assignment_list | @underscore_lhs

@assignment_right_type = @break | @call | @next | @return | @right_assignment_list | @splat_argument | @underscore_arg | @yield

assignment_def(
  unique int id: @assignment,
  int left: @assignment_left_type ref,
  int right: @assignment_right_type ref,
  int loc: @location ref
);

@bare_string_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[bare_string, index]
bare_string_child(
  int bare_string: @bare_string ref,
  int index: int ref,
  unique int child: @bare_string_child_type ref
);

bare_string_def(
  unique int id: @bare_string,
  int loc: @location ref
);

@bare_symbol_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[bare_symbol, index]
bare_symbol_child(
  int bare_symbol: @bare_symbol ref,
  int index: int ref,
  unique int child: @bare_symbol_child_type ref
);

bare_symbol_def(
  unique int id: @bare_symbol,
  int loc: @location ref
);

@begin_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[begin, index]
begin_child(
  int begin: @begin ref,
  int index: int ref,
  unique int child: @begin_child_type ref
);

begin_def(
  unique int id: @begin,
  int loc: @location ref
);

@begin_block_child_type = @token_empty_statement | @underscore_statement

#keyset[begin_block, index]
begin_block_child(
  int begin_block: @begin_block ref,
  int index: int ref,
  unique int child: @begin_block_child_type ref
);

begin_block_def(
  unique int id: @begin_block,
  int loc: @location ref
);

@binary_left_type = @break | @call | @next | @return | @underscore_arg | @yield

case @binary.operator of
  0 = @binary_bangequal
| 1 = @binary_bangtilde
| 2 = @binary_percent
| 3 = @binary_ampersand
| 4 = @binary_ampersandampersand
| 5 = @binary_star
| 6 = @binary_starstar
| 7 = @binary_plus
| 8 = @binary_minus
| 9 = @binary_slash
| 10 = @binary_langle
| 11 = @binary_langlelangle
| 12 = @binary_langleequal
| 13 = @binary_langleequalrangle
| 14 = @binary_equalequal
| 15 = @binary_equalequalequal
| 16 = @binary_equaltilde
| 17 = @binary_rangle
| 18 = @binary_rangleequal
| 19 = @binary_ranglerangle
| 20 = @binary_caret
| 21 = @binary_and
| 22 = @binary_or
| 23 = @binary_pipe
| 24 = @binary_pipepipe
;


@binary_right_type = @break | @call | @next | @return | @underscore_arg | @yield

binary_def(
  unique int id: @binary,
  int left: @binary_left_type ref,
  int operator: int ref,
  int right: @binary_right_type ref,
  int loc: @location ref
);

block_parameters(
  unique int block: @block ref,
  unique int parameters: @block_parameters ref
);

@block_child_type = @token_empty_statement | @underscore_statement

#keyset[block, index]
block_child(
  int block: @block ref,
  int index: int ref,
  unique int child: @block_child_type ref
);

block_def(
  unique int id: @block,
  int loc: @location ref
);

block_argument_def(
  unique int id: @block_argument,
  int child: @underscore_arg ref,
  int loc: @location ref
);

block_parameter_def(
  unique int id: @block_parameter,
  int name: @token_identifier ref,
  int loc: @location ref
);

@block_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @keyword_parameter | @optional_parameter | @splat_parameter | @token_identifier

#keyset[block_parameters, index]
block_parameters_child(
  int block_parameters: @block_parameters ref,
  int index: int ref,
  unique int child: @block_parameters_child_type ref
);

block_parameters_def(
  unique int id: @block_parameters,
  int loc: @location ref
);

break_child(
  unique int break: @break ref,
  unique int child: @argument_list ref
);

break_def(
  unique int id: @break,
  int loc: @location ref
);

call_arguments(
  unique int call: @call ref,
  unique int arguments: @argument_list ref
);

@call_block_type = @block | @do_block

call_block(
  unique int call: @call ref,
  unique int block: @call_block_type ref
);

@call_method_type = @argument_list | @scope_resolution | @token_operator | @underscore_variable

@call_receiver_type = @call | @underscore_primary

call_receiver(
  unique int call: @call ref,
  unique int receiver: @call_receiver_type ref
);

call_def(
  unique int id: @call,
  int method: @call_method_type ref,
  int loc: @location ref
);

case_value(
  unique int case__: @case__ ref,
  unique int value: @underscore_statement ref
);

@case_child_type = @else | @when

#keyset[case__, index]
case_child(
  int case__: @case__ ref,
  int index: int ref,
  unique int child: @case_child_type ref
);

case_def(
  unique int id: @case__,
  int loc: @location ref
);

#keyset[chained_string, index]
chained_string_child(
  int chained_string: @chained_string ref,
  int index: int ref,
  unique int child: @string__ ref
);

chained_string_def(
  unique int id: @chained_string,
  int loc: @location ref
);

@class_name_type = @scope_resolution | @token_constant

class_superclass(
  unique int class: @class ref,
  unique int superclass: @superclass ref
);

@class_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[class, index]
class_child(
  int class: @class ref,
  int index: int ref,
  unique int child: @class_child_type ref
);

class_def(
  unique int id: @class,
  int name: @class_name_type ref,
  int loc: @location ref
);

conditional_def(
  unique int id: @conditional,
  int alternative: @underscore_arg ref,
  int condition: @underscore_arg ref,
  int consequence: @underscore_arg ref,
  int loc: @location ref
);

@delimited_symbol_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[delimited_symbol, index]
delimited_symbol_child(
  int delimited_symbol: @delimited_symbol ref,
  int index: int ref,
  unique int child: @delimited_symbol_child_type ref
);

delimited_symbol_def(
  unique int id: @delimited_symbol,
  int loc: @location ref
);

@destructured_left_assignment_child_type = @destructured_left_assignment | @rest_assignment | @underscore_lhs

#keyset[destructured_left_assignment, index]
destructured_left_assignment_child(
  int destructured_left_assignment: @destructured_left_assignment ref,
  int index: int ref,
  unique int child: @destructured_left_assignment_child_type ref
);

destructured_left_assignment_def(
  unique int id: @destructured_left_assignment,
  int loc: @location ref
);

@destructured_parameter_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @keyword_parameter | @optional_parameter | @splat_parameter | @token_identifier

#keyset[destructured_parameter, index]
destructured_parameter_child(
  int destructured_parameter: @destructured_parameter ref,
  int index: int ref,
  unique int child: @destructured_parameter_child_type ref
);

destructured_parameter_def(
  unique int id: @destructured_parameter,
  int loc: @location ref
);

@do_child_type = @token_empty_statement | @underscore_statement

#keyset[do, index]
do_child(
  int do: @do ref,
  int index: int ref,
  unique int child: @do_child_type ref
);

do_def(
  unique int id: @do,
  int loc: @location ref
);

do_block_parameters(
  unique int do_block: @do_block ref,
  unique int parameters: @block_parameters ref
);

@do_block_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[do_block, index]
do_block_child(
  int do_block: @do_block ref,
  int index: int ref,
  unique int child: @do_block_child_type ref
);

do_block_def(
  unique int id: @do_block,
  int loc: @location ref
);

@element_reference_child_type = @block_argument | @break | @call | @hash_splat_argument | @next | @pair | @return | @splat_argument | @underscore_arg | @yield

#keyset[element_reference, index]
element_reference_child(
  int element_reference: @element_reference ref,
  int index: int ref,
  unique int child: @element_reference_child_type ref
);

element_reference_def(
  unique int id: @element_reference,
  int object: @underscore_primary ref,
  int loc: @location ref
);

@else_child_type = @token_empty_statement | @underscore_statement

#keyset[else, index]
else_child(
  int else: @else ref,
  int index: int ref,
  unique int child: @else_child_type ref
);

else_def(
  unique int id: @else,
  int loc: @location ref
);

@elsif_alternative_type = @else | @elsif

elsif_alternative(
  unique int elsif: @elsif ref,
  unique int alternative: @elsif_alternative_type ref
);

elsif_consequence(
  unique int elsif: @elsif ref,
  unique int consequence: @then ref
);

elsif_def(
  unique int id: @elsif,
  int condition: @underscore_statement ref,
  int loc: @location ref
);

@end_block_child_type = @token_empty_statement | @underscore_statement

#keyset[end_block, index]
end_block_child(
  int end_block: @end_block ref,
  int index: int ref,
  unique int child: @end_block_child_type ref
);

end_block_def(
  unique int id: @end_block,
  int loc: @location ref
);

@ensure_child_type = @token_empty_statement | @underscore_statement

#keyset[ensure, index]
ensure_child(
  int ensure: @ensure ref,
  int index: int ref,
  unique int child: @ensure_child_type ref
);

ensure_def(
  unique int id: @ensure,
  int loc: @location ref
);

exception_variable_def(
  unique int id: @exception_variable,
  int child: @underscore_lhs ref,
  int loc: @location ref
);

@exceptions_child_type = @splat_argument | @underscore_arg

#keyset[exceptions, index]
exceptions_child(
  int exceptions: @exceptions ref,
  int index: int ref,
  unique int child: @exceptions_child_type ref
);

exceptions_def(
  unique int id: @exceptions,
  int loc: @location ref
);

@for_pattern_type = @left_assignment_list | @underscore_lhs

for_def(
  unique int id: @for,
  int body: @do ref,
  int pattern: @for_pattern_type ref,
  int value: @in ref,
  int loc: @location ref
);

@hash_child_type = @hash_splat_argument | @pair

#keyset[hash, index]
hash_child(
  int hash: @hash ref,
  int index: int ref,
  unique int child: @hash_child_type ref
);

hash_def(
  unique int id: @hash,
  int loc: @location ref
);

hash_splat_argument_def(
  unique int id: @hash_splat_argument,
  int child: @underscore_arg ref,
  int loc: @location ref
);

hash_splat_parameter_name(
  unique int hash_splat_parameter: @hash_splat_parameter ref,
  unique int name: @token_identifier ref
);

hash_splat_parameter_def(
  unique int id: @hash_splat_parameter,
  int loc: @location ref
);

@heredoc_body_child_type = @interpolation | @token_escape_sequence | @token_heredoc_content | @token_heredoc_end

#keyset[heredoc_body, index]
heredoc_body_child(
  int heredoc_body: @heredoc_body ref,
  int index: int ref,
  unique int child: @heredoc_body_child_type ref
);

heredoc_body_def(
  unique int id: @heredoc_body,
  int loc: @location ref
);

@if_alternative_type = @else | @elsif

if_alternative(
  unique int if: @if ref,
  unique int alternative: @if_alternative_type ref
);

if_consequence(
  unique int if: @if ref,
  unique int consequence: @then ref
);

if_def(
  unique int id: @if,
  int condition: @underscore_statement ref,
  int loc: @location ref
);

@if_modifier_condition_type = @break | @call | @next | @return | @underscore_arg | @yield

if_modifier_def(
  unique int id: @if_modifier,
  int body: @underscore_statement ref,
  int condition: @if_modifier_condition_type ref,
  int loc: @location ref
);

in_def(
  unique int id: @in,
  int child: @underscore_arg ref,
  int loc: @location ref
);

@interpolation_child_type = @token_empty_statement | @underscore_statement

#keyset[interpolation, index]
interpolation_child(
  int interpolation: @interpolation ref,
  int index: int ref,
  unique int child: @interpolation_child_type ref
);

interpolation_def(
  unique int id: @interpolation,
  int loc: @location ref
);

keyword_parameter_value(
  unique int keyword_parameter: @keyword_parameter ref,
  unique int value: @underscore_arg ref
);

keyword_parameter_def(
  unique int id: @keyword_parameter,
  int name: @token_identifier ref,
  int loc: @location ref
);

@lambda_body_type = @block | @do_block

lambda_parameters(
  unique int lambda: @lambda ref,
  unique int parameters: @lambda_parameters ref
);

lambda_def(
  unique int id: @lambda,
  int body: @lambda_body_type ref,
  int loc: @location ref
);

@lambda_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @keyword_parameter | @optional_parameter | @splat_parameter | @token_identifier

#keyset[lambda_parameters, index]
lambda_parameters_child(
  int lambda_parameters: @lambda_parameters ref,
  int index: int ref,
  unique int child: @lambda_parameters_child_type ref
);

lambda_parameters_def(
  unique int id: @lambda_parameters,
  int loc: @location ref
);

@left_assignment_list_child_type = @destructured_left_assignment | @rest_assignment | @underscore_lhs

#keyset[left_assignment_list, index]
left_assignment_list_child(
  int left_assignment_list: @left_assignment_list ref,
  int index: int ref,
  unique int child: @left_assignment_list_child_type ref
);

left_assignment_list_def(
  unique int id: @left_assignment_list,
  int loc: @location ref
);

method_parameters(
  unique int method: @method ref,
  unique int parameters: @method_parameters ref
);

@method_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[method, index]
method_child(
  int method: @method ref,
  int index: int ref,
  unique int child: @method_child_type ref
);

method_def(
  unique int id: @method,
  int name: @underscore_method_name ref,
  int loc: @location ref
);

@method_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @keyword_parameter | @optional_parameter | @splat_parameter | @token_identifier

#keyset[method_parameters, index]
method_parameters_child(
  int method_parameters: @method_parameters ref,
  int index: int ref,
  unique int child: @method_parameters_child_type ref
);

method_parameters_def(
  unique int id: @method_parameters,
  int loc: @location ref
);

@module_name_type = @scope_resolution | @token_constant

@module_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[module, index]
module_child(
  int module: @module ref,
  int index: int ref,
  unique int child: @module_child_type ref
);

module_def(
  unique int id: @module,
  int name: @module_name_type ref,
  int loc: @location ref
);

next_child(
  unique int next: @next ref,
  unique int child: @argument_list ref
);

next_def(
  unique int id: @next,
  int loc: @location ref
);

case @operator_assignment.operator of
  0 = @operator_assignment_percentequal
| 1 = @operator_assignment_ampersandampersandequal
| 2 = @operator_assignment_ampersandequal
| 3 = @operator_assignment_starstarequal
| 4 = @operator_assignment_starequal
| 5 = @operator_assignment_plusequal
| 6 = @operator_assignment_minusequal
| 7 = @operator_assignment_slashequal
| 8 = @operator_assignment_langlelangleequal
| 9 = @operator_assignment_ranglerangleequal
| 10 = @operator_assignment_caretequal
| 11 = @operator_assignment_pipeequal
| 12 = @operator_assignment_pipepipeequal
;


@operator_assignment_right_type = @break | @call | @next | @return | @underscore_arg | @yield

operator_assignment_def(
  unique int id: @operator_assignment,
  int left: @underscore_lhs ref,
  int operator: int ref,
  int right: @operator_assignment_right_type ref,
  int loc: @location ref
);

optional_parameter_def(
  unique int id: @optional_parameter,
  int name: @token_identifier ref,
  int value: @underscore_arg ref,
  int loc: @location ref
);

@pair_key_type = @string__ | @token_hash_key_symbol | @underscore_arg

pair_def(
  unique int id: @pair,
  int key__: @pair_key_type ref,
  int value: @underscore_arg ref,
  int loc: @location ref
);

@parenthesized_statements_child_type = @token_empty_statement | @underscore_statement

#keyset[parenthesized_statements, index]
parenthesized_statements_child(
  int parenthesized_statements: @parenthesized_statements ref,
  int index: int ref,
  unique int child: @parenthesized_statements_child_type ref
);

parenthesized_statements_def(
  unique int id: @parenthesized_statements,
  int loc: @location ref
);

@pattern_child_type = @splat_argument | @underscore_arg

pattern_def(
  unique int id: @pattern,
  int child: @pattern_child_type ref,
  int loc: @location ref
);

@program_child_type = @token_empty_statement | @token_uninterpreted | @underscore_statement

#keyset[program, index]
program_child(
  int program: @program ref,
  int index: int ref,
  unique int child: @program_child_type ref
);

program_def(
  unique int id: @program,
  int loc: @location ref
);

range_begin(
  unique int range: @range ref,
  unique int begin: @underscore_arg ref
);

range_end(
  unique int range: @range ref,
  unique int end: @underscore_arg ref
);

case @range.operator of
  0 = @range_dotdot
| 1 = @range_dotdotdot
;


range_def(
  unique int id: @range,
  int operator: int ref,
  int loc: @location ref
);

@rational_child_type = @token_float | @token_integer

rational_def(
  unique int id: @rational,
  int child: @rational_child_type ref,
  int loc: @location ref
);

redo_child(
  unique int redo: @redo ref,
  unique int child: @argument_list ref
);

redo_def(
  unique int id: @redo,
  int loc: @location ref
);

@regex_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[regex, index]
regex_child(
  int regex: @regex ref,
  int index: int ref,
  unique int child: @regex_child_type ref
);

regex_def(
  unique int id: @regex,
  int loc: @location ref
);

rescue_body(
  unique int rescue: @rescue ref,
  unique int body: @then ref
);

rescue_exceptions(
  unique int rescue: @rescue ref,
  unique int exceptions: @exceptions ref
);

rescue_variable(
  unique int rescue: @rescue ref,
  unique int variable: @exception_variable ref
);

rescue_def(
  unique int id: @rescue,
  int loc: @location ref
);

@rescue_modifier_handler_type = @break | @call | @next | @return | @underscore_arg | @yield

rescue_modifier_def(
  unique int id: @rescue_modifier,
  int body: @underscore_statement ref,
  int handler: @rescue_modifier_handler_type ref,
  int loc: @location ref
);

rest_assignment_child(
  unique int rest_assignment: @rest_assignment ref,
  unique int child: @underscore_lhs ref
);

rest_assignment_def(
  unique int id: @rest_assignment,
  int loc: @location ref
);

retry_child(
  unique int retry: @retry ref,
  unique int child: @argument_list ref
);

retry_def(
  unique int id: @retry,
  int loc: @location ref
);

return_child(
  unique int return: @return ref,
  unique int child: @argument_list ref
);

return_def(
  unique int id: @return,
  int loc: @location ref
);

@right_assignment_list_child_type = @splat_argument | @underscore_arg

#keyset[right_assignment_list, index]
right_assignment_list_child(
  int right_assignment_list: @right_assignment_list ref,
  int index: int ref,
  unique int child: @right_assignment_list_child_type ref
);

right_assignment_list_def(
  unique int id: @right_assignment_list,
  int loc: @location ref
);

@scope_resolution_name_type = @token_constant | @token_identifier

scope_resolution_scope(
  unique int scope_resolution: @scope_resolution ref,
  unique int scope: @underscore_primary ref
);

scope_resolution_def(
  unique int id: @scope_resolution,
  int name: @scope_resolution_name_type ref,
  int loc: @location ref
);

setter_def(
  unique int id: @setter,
  int name: @token_identifier ref,
  int loc: @location ref
);

@singleton_class_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[singleton_class, index]
singleton_class_child(
  int singleton_class: @singleton_class ref,
  int index: int ref,
  unique int child: @singleton_class_child_type ref
);

singleton_class_def(
  unique int id: @singleton_class,
  int value: @underscore_arg ref,
  int loc: @location ref
);

@singleton_method_object_type = @underscore_arg | @underscore_variable

singleton_method_parameters(
  unique int singleton_method: @singleton_method ref,
  unique int parameters: @method_parameters ref
);

@singleton_method_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement

#keyset[singleton_method, index]
singleton_method_child(
  int singleton_method: @singleton_method ref,
  int index: int ref,
  unique int child: @singleton_method_child_type ref
);

singleton_method_def(
  unique int id: @singleton_method,
  int name: @underscore_method_name ref,
  int object: @singleton_method_object_type ref,
  int loc: @location ref
);

splat_argument_def(
  unique int id: @splat_argument,
  int child: @underscore_arg ref,
  int loc: @location ref
);

splat_parameter_name(
  unique int splat_parameter: @splat_parameter ref,
  unique int name: @token_identifier ref
);

splat_parameter_def(
  unique int id: @splat_parameter,
  int loc: @location ref
);

@string_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[string__, index]
string_child(
  int string__: @string__ ref,
  int index: int ref,
  unique int child: @string_child_type ref
);

string_def(
  unique int id: @string__,
  int loc: @location ref
);

#keyset[string_array, index]
string_array_child(
  int string_array: @string_array ref,
  int index: int ref,
  unique int child: @bare_string ref
);

string_array_def(
  unique int id: @string_array,
  int loc: @location ref
);

@subshell_child_type = @interpolation | @token_escape_sequence | @token_string_content

#keyset[subshell, index]
subshell_child(
  int subshell: @subshell ref,
  int index: int ref,
  unique int child: @subshell_child_type ref
);

subshell_def(
  unique int id: @subshell,
  int loc: @location ref
);

@superclass_child_type = @break | @call | @next | @return | @underscore_arg | @yield

superclass_def(
  unique int id: @superclass,
  int child: @superclass_child_type ref,
  int loc: @location ref
);

#keyset[symbol_array, index]
symbol_array_child(
  int symbol_array: @symbol_array ref,
  int index: int ref,
  unique int child: @bare_symbol ref
);

symbol_array_def(
  unique int id: @symbol_array,
  int loc: @location ref
);

@then_child_type = @token_empty_statement | @underscore_statement

#keyset[then, index]
then_child(
  int then: @then ref,
  int index: int ref,
  unique int child: @then_child_type ref
);

then_def(
  unique int id: @then,
  int loc: @location ref
);

@unary_operand_type = @break | @call | @next | @parenthesized_statements | @return | @token_float | @token_integer | @underscore_arg | @yield

case @unary.operator of
  0 = @unary_bang
| 1 = @unary_plus
| 2 = @unary_minus
| 3 = @unary_definedquestion
| 4 = @unary_not
| 5 = @unary_tilde
;


unary_def(
  unique int id: @unary,
  int operand: @unary_operand_type ref,
  int operator: int ref,
  int loc: @location ref
);

#keyset[undef, index]
undef_child(
  int undef: @undef ref,
  int index: int ref,
  unique int child: @underscore_method_name ref
);

undef_def(
  unique int id: @undef,
  int loc: @location ref
);

@unless_alternative_type = @else | @elsif

unless_alternative(
  unique int unless: @unless ref,
  unique int alternative: @unless_alternative_type ref
);

unless_consequence(
  unique int unless: @unless ref,
  unique int consequence: @then ref
);

unless_def(
  unique int id: @unless,
  int condition: @underscore_statement ref,
  int loc: @location ref
);

@unless_modifier_condition_type = @break | @call | @next | @return | @underscore_arg | @yield

unless_modifier_def(
  unique int id: @unless_modifier,
  int body: @underscore_statement ref,
  int condition: @unless_modifier_condition_type ref,
  int loc: @location ref
);

until_def(
  unique int id: @until,
  int body: @do ref,
  int condition: @underscore_statement ref,
  int loc: @location ref
);

@until_modifier_condition_type = @break | @call | @next | @return | @underscore_arg | @yield

until_modifier_def(
  unique int id: @until_modifier,
  int body: @underscore_statement ref,
  int condition: @until_modifier_condition_type ref,
  int loc: @location ref
);

when_body(
  unique int when: @when ref,
  unique int body: @then ref
);

#keyset[when, index]
when_pattern(
  int when: @when ref,
  int index: int ref,
  unique int pattern: @pattern ref
);

when_def(
  unique int id: @when,
  int loc: @location ref
);

while_def(
  unique int id: @while,
  int body: @do ref,
  int condition: @underscore_statement ref,
  int loc: @location ref
);

@while_modifier_condition_type = @break | @call | @next | @return | @underscore_arg | @yield

while_modifier_def(
  unique int id: @while_modifier,
  int body: @underscore_statement ref,
  int condition: @while_modifier_condition_type ref,
  int loc: @location ref
);

yield_child(
  unique int yield: @yield ref,
  unique int child: @argument_list ref
);

yield_def(
  unique int id: @yield,
  int loc: @location ref
);

tokeninfo(
  unique int id: @token,
  int kind: int ref,
  int file: @file ref,
  int idx: int ref,
  string value: string ref,
  int loc: @location ref
);

case @token.kind of
  0 = @reserved_word
| 1 = @token_character
| 2 = @token_class_variable
| 3 = @token_comment
| 4 = @token_complex
| 5 = @token_constant
| 6 = @token_empty_statement
| 7 = @token_escape_sequence
| 8 = @token_false
| 9 = @token_float
| 10 = @token_global_variable
| 11 = @token_hash_key_symbol
| 12 = @token_heredoc_beginning
| 13 = @token_heredoc_content
| 14 = @token_heredoc_end
| 15 = @token_identifier
| 16 = @token_instance_variable
| 17 = @token_integer
| 18 = @token_nil
| 19 = @token_operator
| 20 = @token_self
| 21 = @token_simple_symbol
| 22 = @token_string_content
| 23 = @token_super
| 24 = @token_true
| 25 = @token_uninterpreted
;


@ast_node = @alias | @argument_list | @array | @assignment | @bare_string | @bare_symbol | @begin | @begin_block | @binary | @block | @block_argument | @block_parameter | @block_parameters | @break | @call | @case__ | @chained_string | @class | @conditional | @delimited_symbol | @destructured_left_assignment | @destructured_parameter | @do | @do_block | @element_reference | @else | @elsif | @end_block | @ensure | @exception_variable | @exceptions | @for | @hash | @hash_splat_argument | @hash_splat_parameter | @heredoc_body | @if | @if_modifier | @in | @interpolation | @keyword_parameter | @lambda | @lambda_parameters | @left_assignment_list | @method | @method_parameters | @module | @next | @operator_assignment | @optional_parameter | @pair | @parenthesized_statements | @pattern | @program | @range | @rational | @redo | @regex | @rescue | @rescue_modifier | @rest_assignment | @retry | @return | @right_assignment_list | @scope_resolution | @setter | @singleton_class | @singleton_method | @splat_argument | @splat_parameter | @string__ | @string_array | @subshell | @superclass | @symbol_array | @then | @token | @unary | @undef | @unless | @unless_modifier | @until | @until_modifier | @when | @while | @while_modifier | @yield

@ast_node_parent = @ast_node | @file

#keyset[parent, parent_index]
ast_node_parent(
  int child: @ast_node ref,
  int parent: @ast_node_parent ref,
  int parent_index: int ref
);