GNU bug report logs - #78503
30.0.92; tree-sitter elixir-ts-mode structural movement broken

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Message #32 received at 78503 <at> debbugs.gnu.org (full text, mbox):

From: Juri Linkov <juri <at> linkov.net>
To: Wilhelm Kirschbaum <wkirschbaum <at> gmail.com>
Cc: Bart Otten <bart.otten85 <at> gmail.com>, 78503 <at> debbugs.gnu.org
Subject: Re: bug#78503: 30.0.92; tree-sitter elixir-ts-mode structural
 movement broken
Date: Tue, 27 May 2025 09:40:25 +0300

>       1.) `defmodule` is considered a function definition and so moving up
>       from the first
>       actual function definition `def my_fun do` causes the point to jump to
>       'defmodule my_mod do'. Invoking `end-of-defun` jumps to the end of
>       the defmodule block.
>       Effectively, you have been ejected from the module body.
>
>       ;; current scoped workaround
>       ;; does not jump up to defmodule when using `beginning-of-defun`
>       (defun elixir-ts--defun-p (node)
>         "Return non-nil when NODE is a defun."
>         (member (treesit-node-text
>                  (treesit-node-child-by-field-name node "target"))
>                 (append
>                  (remove "defmodule" elixir-ts--definition-keywords)
>                  elixir-ts--test-definition-keywords)))
>
> It is not ideal to be ejected from the module body and was not the initial
> desired behaviour. modules can be nested and there can be multiple in a
> single file, so not being able to navigate with C-M-a is less ideal imo. I
> remember trying to solve this issue in the early days of treesit.el, but it
> became too complex, perhaps there is an easier way now? 

An easier way is proposed above with (remove "defmodule" elixir-ts--definition-keywords).

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