syntax_data: {"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// is not found, finds sysroot from current rustc_driver dll.
context_before: /// This function checks if sysroot is found using env::args().next(), and if it
context_after: pub(crate) fn default_sysroot() -> PathBuf {