Summary
- merged
- added lemma
- proper default for disjunction (amending 9f7a94117666);
- tuned;
- more operations;
- avoid option -C: free this latter for build-related configuration;
- more direct indentation, using Symbol.spaces;
- clarified signature;
- more accurate treatment of surrounding whitespace;
- obsolete (see also f627ab8c276c);
- tuned signature;
- clarified signature: Command_Span.Kind already contains keyword_kind, so parsing document structure no longer requires Keyword.Keywords;