{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"gate_all!(guard_patterns,"}]}
    gate_all!(guard_patterns, "guard patterns are experimental", "consider using match arm guards");
    gate_all!(generic_const_items, "generic const items are experimental");
    gate_all!(default_field_values, "default values on fields are experimental");