syntax_data: {"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// This is the state after the session directory has been finalized. In this
context_before:     Active { session_directory: PathBuf, _lock_file: flock::Lock },
context_after:     /// state, the contents of the directory must not be modified any more.