syntax_data: {"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"const"}]}
source_snippet: const CTXT_INTERNED_MARKER: u16 = 0b1111_1111_1111_1111;
context_before: const BASE_LEN_INTERNED_MARKER: u16 = 0b1111_1111_1111_1111;