feature/tree-sitter updated (6b475da972 -> 5159789e55)

[Yuan Fu]

casouri pushed a change to branch feature/tree-sitter.

      from  6b475da972 ; * lisp/progmodes/python.el (python--backend-toggle): 
Use cond.
       new  4c328daf01 Add a new section to tree-sitter's manual node
       new  5159789e55 Revise the toggle scheme of tree-sitter (again)


Summary of changes:
 doc/lispref/parsing.texi  |  48 ++++++--
 lisp/progmodes/js.el      | 136 ++++++----------------
 lisp/progmodes/python.el  |  66 +++++------
 lisp/progmodes/ts-mode.el |  98 ++++------------
 lisp/treesit.el           | 282 ++++++++++++++++++++++++++++------------------
 5 files changed, 294 insertions(+), 336 deletions(-)