GNU bug report logs - #61302
29.0.60; rust-ts-mode does not show function-invocation on field-properties

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From: Dmitry Gutov <dgutov <at> yandex.ru>
To: Randy Taylor <dev <at> rjt.dev>, jostein <at> kjonigsen.net
Cc: eliz <at> gnu.org, 61302 <at> debbugs.gnu.org
Subject: bug#61302: 29.0.60; rust-ts-mode does not show function-invocation on field-properties
Date: Mon, 13 Feb 2023 22:49:56 +0200

On 13/02/2023 21:57, Dmitry Gutov wrote:
> I didn't bother with assignments for now (in the absence of feature 
> requests), but they should be even easier to add.

E.g. like this:

diff --git a/lisp/progmodes/rust-ts-mode.el b/lisp/progmodes/rust-ts-mode.el
index 5c71a8ad461..f105c894b28 100644
--- a/lisp/progmodes/rust-ts-mode.el
+++ b/lisp/progmodes/rust-ts-mode.el
@@ -163,11 +163,15 @@ rust-ts-mode--font-lock-settings
      (macro_definition "macro_rules!" @font-lock-constant-face)
      (macro_definition (identifier) @font-lock-preprocessor-face)
      (field_declaration name: (field_identifier) @font-lock-property-face)
-     (parameter) @rust-ts-mode--fontify-pattern
-     (let_declaration) @rust-ts-mode--fontify-pattern
-     (for_expression) @rust-ts-mode--fontify-pattern
-     (let_condition) @rust-ts-mode--fontify-pattern
-     (match_arm) @rust-ts-mode--fontify-pattern)
+     (parameter pattern: (_) @rust-ts-mode--fontify-pattern)
+     (let_declaration pattern: (_) @rust-ts-mode--fontify-pattern)
+     (for_expression pattern: (_) @rust-ts-mode--fontify-pattern)
+     (let_condition pattern: (_) @rust-ts-mode--fontify-pattern)
+     (match_arm pattern: (_) @rust-ts-mode--fontify-pattern))
+
+   :language 'rust
+   :feature 'assignment
+   '(((assignment_expression left: (_) @rust-ts-mode--fontify-pattern)))

    :language 'rust
    :feature 'function
@@ -261,7 +265,7 @@ 'rust-ts-mode--fontify-pattern
    (treesit-available-p)
    `(lambda (node override start end &rest _)
       (let ((captures (treesit-query-capture
-                       (treesit-node-child-by-field-name node "pattern")
+                       node
                        ,(treesit-query-compile 'rust '((identifier) @id

(shorthand_field_identifier) @id)))))
         (pcase-dolist (`(_name . ,id) captures)
@@ -343,7 +347,7 @@ rust-ts-mode
                 '(( comment definition)
                   ( keyword string)
                   ( attribute builtin constant escape-sequence
-                    number type)
+                    number type assignment)
                   ( bracket delimiter error function operator property 
variable)))

     ;; Imenu.

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