syntax_data: {"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"build_sdylib_interface:"}]}
source_snippet:     build_sdylib_interface: bool = (false, parse_bool, [UNTRACKED],
context_before:         "set options for branch target identification and pointer authentication on AArch64"),
context_after:         "whether the stable interface is being built"),