syntax_data: {"ast_node_type":"other","tokens":[{"end":33,"kind":"keyword","start":0,"text":"NumPairs:"}]}
source_snippet:         NumPairs: ::libc::size_t,
context_before:         CallableAliases: LLVMOrcCSymbolAliasMapPairs,
context_after:     ) -> LLVMOrcMaterializationUnitRef;