syntax_data: {"ast_node_type":"other","tokens":[{"end":77,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:         // defaults to panic=abort. Note that this is guaranteed to change in
context_before:         // Unwinding doesn't work right now, so the whole target unconditionally
context_after:         // the future once unwinding is implemented. Don't rely on this as we're