bug#62416: 30.0.50; Symbols skipped in the navigation in ruby-ts-mode

[Dmitry Gutov <dgutov@yandex.ru>]

On 03/04/2023 19:03, Juri Linkov wrote:
>>> Looking at test/lisp/progmodes/ruby-mode-resources/ruby.rb
>>> for example here curly brackets are not matched with 'C-M-f C-M-b'
>>> in string interpolation and regexps:
>>>     "abc/#{ddf}ghi"
>>>     /foo/xi != %r{bar}mo.tee
>>> Do you think it is possible to handle these cases
>>> by crafting treesit-sexp-type-regexp?
>> I don't think so. tree-sitter parse tree has no information about these
>> parens or their positions.
> Actually, it has information about string interpolation,
> so adding "interpolation" to 'treesit-sexp-type-regexp'
> allows to navigate "#{ddf}" in "abc/#{ddf}ghi".

Now added in commit bd5c1d1cbbd.

Note that it doesn't pair the curly braces either: the beginning is 
before '#'.

> But other paired characters in strings have no parsed information
> and need examining the text in the buffer indeed.

Right.