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Merge pull request #29 from github/aibaars/dedup

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Deduplicate and sort union members
This commit is contained in:
Nick Rolfe
2020-11-05 18:00:07 +00:00
committed by GitHub
parent f514655231 222af90790
commit aec99746d6
3 changed files with 76 additions and 74 deletions
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4
generator/src/dbscheme.rs
View File

@@ -1,6 +1,6 @@
use crate::ql;
use std::collections::BTreeSet as Set;
use std::fmt;
/// Represents a distinct entry in the database schema.
pub enum Entry {
/// An entry defining a database table.
@@ -21,7 +21,7 @@ pub struct Table {
/// A union in the database schema.
pub struct Union {
pub name: String,
pub members: Vec<String>,
pub members: Set<String>,
}
/// A table in the database schema.

22
generator/src/main.rs
View File

@@ -43,7 +43,7 @@ fn make_field_type(
// type to represent them.
let field_union_name = format!("{}_{}_type", parent_name, field_name);
let field_union_name = node_types::escape_name(&field_union_name);
let members: Vec<String> = types
let members: Set<String> = types
.iter()
.map(|t| node_types::escape_name(&child_node_type_name(token_types, t)))
.collect();
@@ -151,9 +151,9 @@ fn convert_nodes(nodes: &Vec<node_types::Entry>) -> Vec<dbscheme::Entry> {
create_containerparent_table(),
create_source_location_prefix_table(),
];
let mut ast_node_members: Vec<String> = Vec::new();
let mut ast_node_members: Set<String> = Set::new();
let mut token_kinds: Map<String, usize> = Map::new();
ast_node_members.push(node_types::escape_name("token"));
ast_node_members.insert(node_types::escape_name("token"));
for node in nodes {
if let node_types::Entry::Token { type_name, kind_id } = node {
if type_name.named {
@@ -170,12 +170,12 @@ fn convert_nodes(nodes: &Vec<node_types::Entry>) -> Vec<dbscheme::Entry> {
} => {
// It's a tree-sitter supertype node, for which we create a union
// type.
let mut members: Vec<String> = Vec::new();
let mut members: Set<String> = Set::new();
for n_member in n_members {
members.push(node_types::escape_name(&child_node_type_name(
members.insert(node_types::escape_name(&child_node_type_name(
&token_kinds,
n_member,
)))
)));
}
entries.push(dbscheme::Entry::Union(dbscheme::Union {
name: node_types::escape_name(&node_types::node_type_name(
@@ -199,7 +199,7 @@ fn convert_nodes(nodes: &Vec<node_types::Entry>) -> Vec<dbscheme::Entry> {
}],
keysets: None,
};
ast_node_members.push(node_types::escape_name(&name));
ast_node_members.insert(node_types::escape_name(&name));
// If the type also has fields or children, then we create either
// auxiliary tables or columns in the defining table for them.
@@ -328,7 +328,7 @@ fn write_dbscheme(language: &Language, entries: &[dbscheme::Entry]) -> std::io::
fn create_location_union() -> dbscheme::Entry {
dbscheme::Entry::Union(dbscheme::Union {
name: "location".to_owned(),
members: vec!["location_default".to_owned()],
members: vec!["location_default".to_owned()].into_iter().collect(),
})
}
@@ -459,7 +459,7 @@ fn create_locations_default_table() -> dbscheme::Entry {
fn create_sourceline_union() -> dbscheme::Entry {
dbscheme::Entry::Union(dbscheme::Union {
name: "sourceline".to_owned(),
members: vec!["file".to_owned()],
members: vec!["file".to_owned()].into_iter().collect(),
})
}
@@ -503,7 +503,9 @@ fn create_numlines_table() -> dbscheme::Entry {
fn create_container_union() -> dbscheme::Entry {
dbscheme::Entry::Union(dbscheme::Union {
name: "container".to_owned(),
members: vec!["folder".to_owned(), "file".to_owned()],
members: vec!["folder".to_owned(), "file".to_owned()]
.into_iter()
.collect(),
})
}

124
ql/src/ruby.dbscheme
View File

@@ -35,7 +35,7 @@ folders(
string simple: string ref
);
@container = @folder | @file
@container = @file | @folder
containerparent(
int parent: @container ref,
@@ -46,15 +46,15 @@ sourceLocationPrefix(
string prefix: string ref
);
@underscore_arg = @underscore_primary | @assignment | @binary | @conditional | @operator_assignment | @range | @unary
@underscore_arg = @assignment | @binary | @conditional | @operator_assignment | @range | @unary | @underscore_primary
@underscore_lhs = @underscore_variable | @call | @element_reference | @token_false | @method_call | @token_nil | @scope_resolution | @token_true
@underscore_lhs = @call | @element_reference | @method_call | @scope_resolution | @token_false | @token_nil | @token_true | @underscore_variable
@underscore_method_name = @token_class_variable | @token_constant | @token_global_variable | @token_identifier | @token_instance_variable | @token_operator | @setter | @symbol
@underscore_method_name = @setter | @symbol | @token_class_variable | @token_constant | @token_global_variable | @token_identifier | @token_instance_variable | @token_operator
@underscore_primary = @underscore_lhs | @array | @begin | @break | @case__ | @chained_string | @token_character | @class | @token_complex | @token_float | @for | @hash | @token_heredoc_beginning | @if | @token_integer | @lambda | @method | @module | @next | @parenthesized_statements | @rational | @redo | @regex | @retry | @return | @singleton_class | @singleton_method | @string__ | @string_array | @subshell | @symbol | @symbol_array | @unary | @unless | @until | @while | @yield
@underscore_primary = @array | @begin | @break | @case__ | @chained_string | @class | @for | @hash | @if | @lambda | @method | @module | @next | @parenthesized_statements | @rational | @redo | @regex | @retry | @return | @singleton_class | @singleton_method | @string__ | @string_array | @subshell | @symbol | @symbol_array | @token_character | @token_complex | @token_float | @token_heredoc_beginning | @token_integer | @unary | @underscore_lhs | @unless | @until | @while | @yield
@underscore_statement = @underscore_arg | @alias | @assignment | @begin_block | @binary | @break | @call | @end_block | @if_modifier | @method_call | @next | @operator_assignment | @rescue_modifier | @return | @unary | @undef | @unless_modifier | @until_modifier | @while_modifier | @yield
@underscore_statement = @alias | @assignment | @begin_block | @binary | @break | @call | @end_block | @if_modifier | @method_call | @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
@@ -65,7 +65,7 @@ alias_def(
int loc: @location ref
);
@argument_list_child_type = @underscore_arg | @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @yield
@argument_list_child_type = @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @underscore_arg | @yield
#keyset[argument_list, index]
argument_list_child(
@@ -79,7 +79,7 @@ argument_list_def(
int loc: @location ref
);
@array_child_type = @underscore_arg | @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @yield
@array_child_type = @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @underscore_arg | @yield
#keyset[array, index]
array_child(
@@ -93,9 +93,9 @@ array_def(
int loc: @location ref
);
@assignment_left_type = @underscore_lhs | @left_assignment_list
@assignment_left_type = @left_assignment_list | @underscore_lhs
@assignment_right_type = @underscore_arg | @break | @call | @method_call | @next | @return | @right_assignment_list | @splat_argument | @yield
@assignment_right_type = @break | @call | @method_call | @next | @return | @right_assignment_list | @splat_argument | @underscore_arg | @yield
assignment_def(
unique int id: @assignment,
@@ -104,7 +104,7 @@ assignment_def(
int loc: @location ref
);
@bare_string_child_type = @token_escape_sequence | @interpolation
@bare_string_child_type = @interpolation | @token_escape_sequence
#keyset[bare_string, index]
bare_string_child(
@@ -118,7 +118,7 @@ bare_string_def(
int loc: @location ref
);
@bare_symbol_child_type = @token_escape_sequence | @interpolation
@bare_symbol_child_type = @interpolation | @token_escape_sequence
#keyset[bare_symbol, index]
bare_symbol_child(
@@ -132,7 +132,7 @@ bare_symbol_def(
int loc: @location ref
);
@begin_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue
@begin_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[begin, index]
begin_child(
@@ -146,7 +146,7 @@ begin_def(
int loc: @location ref
);
@begin_block_child_type = @underscore_statement | @token_empty_statement
@begin_block_child_type = @token_empty_statement | @underscore_statement
#keyset[begin_block, index]
begin_block_child(
@@ -160,11 +160,11 @@ begin_block_def(
int loc: @location ref
);
@binary_left_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@binary_left_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
@binary_operator_type = @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word | @reserved_word
@binary_operator_type = @reserved_word
@binary_right_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@binary_right_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
binary_def(
unique int id: @binary,
@@ -174,7 +174,7 @@ binary_def(
int loc: @location ref
);
@block_child_type = @underscore_statement | @block_parameters | @token_empty_statement
@block_child_type = @block_parameters | @token_empty_statement | @underscore_statement
#keyset[block, index]
block_child(
@@ -200,7 +200,7 @@ block_parameter_def(
int loc: @location ref
);
@block_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @token_identifier | @keyword_parameter | @optional_parameter | @splat_parameter
@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(
@@ -226,7 +226,7 @@ break_def(
@call_method_type = @argument_list | @token_constant | @token_identifier | @token_operator
@call_receiver_type = @underscore_primary | @method_call
@call_receiver_type = @method_call | @underscore_primary
call_def(
unique int id: @call,
@@ -266,9 +266,9 @@ chained_string_def(
int loc: @location ref
);
@class_name_type = @token_constant | @scope_resolution
@class_name_type = @scope_resolution | @token_constant
@class_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue | @superclass
@class_child_type = @else | @ensure | @rescue | @superclass | @token_empty_statement | @underscore_statement
#keyset[class, index]
class_child(
@@ -291,7 +291,7 @@ conditional_def(
int loc: @location ref
);
@destructured_left_assignment_child_type = @underscore_lhs | @destructured_left_assignment | @rest_assignment
@destructured_left_assignment_child_type = @destructured_left_assignment | @rest_assignment | @underscore_lhs
#keyset[destructured_left_assignment, index]
destructured_left_assignment_child(
@@ -305,7 +305,7 @@ destructured_left_assignment_def(
int loc: @location ref
);
@destructured_parameter_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @token_identifier | @keyword_parameter | @optional_parameter | @splat_parameter
@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(
@@ -319,7 +319,7 @@ destructured_parameter_def(
int loc: @location ref
);
@do_child_type = @underscore_statement | @token_empty_statement
@do_child_type = @token_empty_statement | @underscore_statement
#keyset[do, index]
do_child(
@@ -333,7 +333,7 @@ do_def(
int loc: @location ref
);
@do_block_child_type = @underscore_statement | @block_parameters | @else | @token_empty_statement | @ensure | @rescue
@do_block_child_type = @block_parameters | @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[do_block, index]
do_block_child(
@@ -347,7 +347,7 @@ do_block_def(
int loc: @location ref
);
@element_reference_child_type = @underscore_arg | @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @yield
@element_reference_child_type = @block_argument | @break | @call | @hash_splat_argument | @method_call | @next | @pair | @return | @splat_argument | @underscore_arg | @yield
#keyset[element_reference, index]
element_reference_child(
@@ -367,7 +367,7 @@ else_condition(
unique int reserved_word: @reserved_word ref
);
@else_child_type = @underscore_statement | @token_empty_statement
@else_child_type = @token_empty_statement | @underscore_statement
#keyset[else, index]
else_child(
@@ -399,7 +399,7 @@ elsif_def(
int loc: @location ref
);
@end_block_child_type = @underscore_statement | @token_empty_statement
@end_block_child_type = @token_empty_statement | @underscore_statement
#keyset[end_block, index]
end_block_child(
@@ -413,7 +413,7 @@ end_block_def(
int loc: @location ref
);
@ensure_child_type = @underscore_statement | @token_empty_statement
@ensure_child_type = @token_empty_statement | @underscore_statement
#keyset[ensure, index]
ensure_child(
@@ -433,7 +433,7 @@ exception_variable_def(
int loc: @location ref
);
@exceptions_child_type = @underscore_arg | @splat_argument
@exceptions_child_type = @splat_argument | @underscore_arg
#keyset[exceptions, index]
exceptions_child(
@@ -447,7 +447,7 @@ exceptions_def(
int loc: @location ref
);
@for_pattern_type = @underscore_lhs | @destructured_left_assignment | @rest_assignment
@for_pattern_type = @destructured_left_assignment | @rest_assignment | @underscore_lhs
#keyset[for, index]
for_pattern(
@@ -493,7 +493,7 @@ hash_splat_parameter_def(
int loc: @location ref
);
@heredoc_body_child_type = @token_escape_sequence | @token_heredoc_end | @interpolation
@heredoc_body_child_type = @interpolation | @token_escape_sequence | @token_heredoc_end
#keyset[heredoc_body, index]
heredoc_body_child(
@@ -525,7 +525,7 @@ if_def(
int loc: @location ref
);
@if_modifier_condition_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@if_modifier_condition_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
if_modifier_def(
unique int id: @if_modifier,
@@ -570,7 +570,7 @@ lambda_def(
int loc: @location ref
);
@lambda_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @token_identifier | @keyword_parameter | @optional_parameter | @splat_parameter
@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(
@@ -584,7 +584,7 @@ lambda_parameters_def(
int loc: @location ref
);
@left_assignment_list_child_type = @underscore_lhs | @destructured_left_assignment | @rest_assignment
@left_assignment_list_child_type = @destructured_left_assignment | @rest_assignment | @underscore_lhs
#keyset[left_assignment_list, index]
left_assignment_list_child(
@@ -603,7 +603,7 @@ method_parameters(
unique int method_parameters: @method_parameters ref
);
@method_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue
@method_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[method, index]
method_child(
@@ -630,7 +630,7 @@ method_call_block(
unique int method_call_block_type: @method_call_block_type ref
);
@method_call_method_type = @underscore_variable | @call | @scope_resolution
@method_call_method_type = @call | @scope_resolution | @underscore_variable
method_call_def(
unique int id: @method_call,
@@ -638,7 +638,7 @@ method_call_def(
int loc: @location ref
);
@method_parameters_child_type = @block_parameter | @destructured_parameter | @hash_splat_parameter | @token_identifier | @keyword_parameter | @optional_parameter | @splat_parameter
@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(
@@ -652,9 +652,9 @@ method_parameters_def(
int loc: @location ref
);
@module_name_type = @token_constant | @scope_resolution
@module_name_type = @scope_resolution | @token_constant
@module_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue
@module_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[module, index]
module_child(
@@ -679,7 +679,7 @@ next_def(
int loc: @location ref
);
@operator_assignment_right_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@operator_assignment_right_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
operator_assignment_def(
unique int id: @operator_assignment,
@@ -695,7 +695,7 @@ optional_parameter_def(
int loc: @location ref
);
@pair_key_type = @underscore_arg | @string__ | @symbol
@pair_key_type = @string__ | @symbol | @underscore_arg
pair_def(
unique int id: @pair,
@@ -704,7 +704,7 @@ pair_def(
int loc: @location ref
);
@parenthesized_statements_child_type = @underscore_statement | @token_empty_statement
@parenthesized_statements_child_type = @token_empty_statement | @underscore_statement
#keyset[parenthesized_statements, index]
parenthesized_statements_child(
@@ -718,7 +718,7 @@ parenthesized_statements_def(
int loc: @location ref
);
@pattern_child_type = @underscore_arg | @splat_argument
@pattern_child_type = @splat_argument | @underscore_arg
pattern_def(
unique int id: @pattern,
@@ -726,7 +726,7 @@ pattern_def(
int loc: @location ref
);
@program_child_type = @underscore_statement | @token_empty_statement | @token_uninterpreted
@program_child_type = @token_empty_statement | @token_uninterpreted | @underscore_statement
#keyset[program, index]
program_child(
@@ -768,7 +768,7 @@ redo_def(
int loc: @location ref
);
@regex_child_type = @token_escape_sequence | @interpolation
@regex_child_type = @interpolation | @token_escape_sequence
#keyset[regex, index]
regex_child(
@@ -802,7 +802,7 @@ rescue_def(
int loc: @location ref
);
@rescue_modifier_handler_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@rescue_modifier_handler_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
rescue_modifier_def(
unique int id: @rescue_modifier,
@@ -841,7 +841,7 @@ return_def(
int loc: @location ref
);
@right_assignment_list_child_type = @underscore_arg | @splat_argument
@right_assignment_list_child_type = @splat_argument | @underscore_arg
#keyset[right_assignment_list, index]
right_assignment_list_child(
@@ -874,7 +874,7 @@ setter_def(
int loc: @location ref
);
@singleton_class_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue
@singleton_class_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[singleton_class, index]
singleton_class_child(
@@ -896,7 +896,7 @@ singleton_method_parameters(
unique int method_parameters: @method_parameters ref
);
@singleton_method_child_type = @underscore_statement | @else | @token_empty_statement | @ensure | @rescue
@singleton_method_child_type = @else | @ensure | @rescue | @token_empty_statement | @underscore_statement
#keyset[singleton_method, index]
singleton_method_child(
@@ -928,7 +928,7 @@ splat_parameter_def(
int loc: @location ref
);
@string_child_type = @token_escape_sequence | @interpolation
@string_child_type = @interpolation | @token_escape_sequence
#keyset[string__, index]
string_child(
@@ -954,7 +954,7 @@ string_array_def(
int loc: @location ref
);
@subshell_child_type = @token_escape_sequence | @interpolation
@subshell_child_type = @interpolation | @token_escape_sequence
#keyset[subshell, index]
subshell_child(
@@ -968,7 +968,7 @@ subshell_def(
int loc: @location ref
);
@superclass_child_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@superclass_child_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
superclass_def(
unique int id: @superclass,
@@ -976,7 +976,7 @@ superclass_def(
int loc: @location ref
);
@symbol_child_type = @token_escape_sequence | @interpolation
@symbol_child_type = @interpolation | @token_escape_sequence
#keyset[symbol, index]
symbol_child(
@@ -1002,7 +1002,7 @@ symbol_array_def(
int loc: @location ref
);
@then_child_type = @underscore_statement | @token_empty_statement
@then_child_type = @token_empty_statement | @underscore_statement
#keyset[then, index]
then_child(
@@ -1016,7 +1016,7 @@ then_def(
int loc: @location ref
);
@unary_child_type = @underscore_arg | @break | @call | @token_float | @token_integer | @method_call | @next | @parenthesized_statements | @return | @yield
@unary_child_type = @break | @call | @method_call | @next | @parenthesized_statements | @return | @token_float | @token_integer | @underscore_arg | @yield
unary_def(
unique int id: @unary,
@@ -1054,7 +1054,7 @@ unless_def(
int loc: @location ref
);
@unless_modifier_condition_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@unless_modifier_condition_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
unless_modifier_def(
unique int id: @unless_modifier,
@@ -1070,7 +1070,7 @@ until_def(
int loc: @location ref
);
@until_modifier_condition_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@until_modifier_condition_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
until_modifier_def(
unique int id: @until_modifier,
@@ -1084,7 +1084,7 @@ when_body(
unique int then: @then ref
);
@when_pattern_type = @reserved_word | @pattern
@when_pattern_type = @pattern | @reserved_word
#keyset[when, index]
when_pattern(
@@ -1105,7 +1105,7 @@ while_def(
int loc: @location ref
);
@while_modifier_condition_type = @underscore_arg | @break | @call | @method_call | @next | @return | @yield
@while_modifier_condition_type = @break | @call | @method_call | @next | @return | @underscore_arg | @yield
while_modifier_def(
unique int id: @while_modifier,
@@ -1159,5 +1159,5 @@ case @token.kind of
;
@ast_node = @token | @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 | @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_call | @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 | @symbol_array | @then | @unary | @undef | @unless | @unless_modifier | @until | @until_modifier | @when | @while | @while_modifier | @yield
@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 | @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_call | @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 | @symbol_array | @then | @token | @unary | @undef | @unless | @unless_modifier | @until | @until_modifier | @when | @while | @while_modifier | @yield