syntax_data: {"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// If none is found in `$RUST_TARGET_PATH`, look for a file called `target.json` inside the
context_before:     ///
context_after:     /// sysroot under the target-tuple's `rustlib` directory. Note that it could also just be a