syntax_data: {"ast_node_type":"function","tokens":[{"end":44,"kind":"keyword","start":0,"text":"pub(crate)"}]}
source_snippet: pub(crate) fn default_sysroot() -> PathBuf {
context_before: /// is not found, finds sysroot from current rustc_driver dll.
context_after:     fn default_from_rustc_driver_dll() -> Result<PathBuf, String> {