pub fn note_toctree(env: &mut BuildEnvironment, docname: &str, toctree: &Node)Expand description
Record one toctree node’s file relations in the environment.
Port of note_toctree (adapters/toctree.py:32-47). Note the
setdefault in env.toctree_includes.setdefault(docname, []).extend(...):
the key is created even when the toctree includes nothing.