Here is a list of all documented variables with links to the struct/union documentation for each field:

- s -

• scopes : pm_options
• scopes_count : pm_options
• script_lines : pm_scope_node
• seed : rb_random_struct
• segments : iseq_inline_constant_cache
• self : rb_io
• semantic_token_seen : pm_parser
• shape : rb_memory_view_t
• shareable_constant : pm_scope
• shared : parse_regular_expression_error_data_t, parse_regular_expression_named_capture_data_t, RString
• shared_root : RArray
• shebang_callback : pm_options
• shebang_callback_data : pm_options
• size : pm_constant_id_list_t, pm_constant_pool_t, pm_list_t, pm_locals, pm_newline_list_t, pm_node_hash_t, pm_node_list, rb_memory_view_item_component_t
• source : pm_string_t
• source_encoding_node : pm_static_literals_t
• src : RRegexp
• stack : pm_parser
• start : parse_regular_expression_error_data_t, pm_constant_t, pm_location_t, pm_newline_list_t, pm_parser, pm_regexp_parser_t, pm_token_t
• start_line : pm_parser, pm_static_literals_metadata_t
• statements : pm_begin_node, pm_else_node, pm_embedded_statements_node, pm_ensure_node, pm_for_node, pm_if_node, pm_in_node, pm_post_execution_node, pm_pre_execution_node, pm_program_node, pm_rescue_node, pm_unless_node, pm_until_node, pm_when_node, pm_while_node
• stdio_file : rb_io
• step : rb_arithmetic_sequence_components_t
• str : RMatch
• strides : rb_memory_view_t
• string_nodes : pm_static_literals_t
• sub_offsets : rb_memory_view_t
• subsequent : pm_if_node, pm_rescue_node
• superclass : pm_class_node
• symbol_nodes : pm_static_literals_t