From: Dmitry Gutov <dgutov@yandex.ru>
To: Randy Taylor <dev@rjt.dev>
Cc: eliz@gnu.org, "Jostein Kjønigsen" <jostein@secure.kjonigsen.net>,
"Yuan Fu" <casouri@gmail.com>,
61302@debbugs.gnu.org
Subject: bug#61302: 29.0.60; rust-ts-mode does not show function-invocation on field-properties
Date: Sat, 18 Feb 2023 05:27:06 +0200 [thread overview]
Message-ID: <a03ad6c5-b323-83b9-56ff-ccfe4ee89d9d@yandex.ru> (raw)
In-Reply-To: <8b3e632b-18de-f23c-675a-24905bbfbc23@yandex.ru>
[-- Attachment #1: Type: text/plain, Size: 662 bytes --]
On 16/02/2023 03:53, Dmitry Gutov wrote:
> But the new one will need to check that the parent is
> 'scoped_identifier', and the grandparent is not a 'call_expression'
> node, or 'use_as_clause', or 'use_declaration', etc, and the name itself
> is lowercase -- when so, skip highlighting. And highlight with one of
> the two faces when otherwise.
>
> Shouldn't be too hard to do, but I'm wary about the additional cost at
> runtime.
So, this seems to work.
At the cost of some performance overhead due to :pred in the 'variable'
query (the rest of the changes don't seem to affect the runtime -- guess
the Lisp calls were balanced out by fewer queries).
[-- Attachment #2: rust-ts-fontify-scope.diff --]
[-- Type: text/x-patch, Size: 6377 bytes --]
diff --git a/lisp/progmodes/rust-ts-mode.el b/lisp/progmodes/rust-ts-mode.el
index ec823d09d8c..d6b28f43182 100644
--- a/lisp/progmodes/rust-ts-mode.el
+++ b/lisp/progmodes/rust-ts-mode.el
@@ -208,50 +208,11 @@ rust-ts-mode--font-lock-settings
`((scoped_use_list path: (identifier) @font-lock-constant-face)
(scoped_use_list path: (scoped_identifier
name: (identifier) @font-lock-constant-face))
-
- ((use_as_clause alias: (identifier) @font-lock-type-face)
- (:match "^[A-Z]" @font-lock-type-face))
- ((use_as_clause path: (identifier) @font-lock-type-face)
- (:match "^[A-Z]" @font-lock-type-face))
- ((use_as_clause path:
- (scoped_identifier path: (_)
- name: (identifier) @font-lock-type-face))
- (:match "^[A-Z]" @font-lock-type-face))
- (use_as_clause path: (scoped_identifier name: (identifier) @default))
-
- ((use_declaration
- argument: (scoped_identifier
- path: (_) @font-lock-constant-face
- name: (identifier) @font-lock-type-face))
- (:match "^[A-Z]" @font-lock-type-face))
- (use_declaration
- argument: (scoped_identifier
- name: (identifier) @default))
-
- (use_declaration
- argument: (scoped_identifier
- path: (scoped_identifier
- path: (_) @font-lock-constant-face
- name: (identifier) @font-lock-constant-face)
- name: (identifier) @default))
-
- (use_declaration
- argument: (scoped_use_list
- path: (scoped_identifier
- path: (_) @font-lock-constant-face
- name: (identifier) @font-lock-constant-face)))
-
((use_list (identifier) @font-lock-type-face)
(:match "^[A-Z]" @font-lock-type-face))
- (use_list (identifier) @default)
- ((use_list (scoped_identifier path: (_)
- name: (identifier) @font-lock-type-face))
- (:match "^[A-Z]" @font-lock-type-face))
- (use_list (scoped_identifier path: (_)
- name: (identifier) @default))
- (use_wildcard (scoped_identifier
- name: (identifier) @font-lock-constant-face))
-
+ (use_wildcard [(identifier) @rust-ts-mode--fontify-scope
+ (scoped_identifier
+ name: (identifier) @rust-ts-mode--fontify-scope)])
(enum_variant name: (identifier) @font-lock-type-face)
(match_arm
pattern: (match_pattern (_ type: (identifier) @font-lock-type-face)))
@@ -262,31 +223,13 @@ rust-ts-mode--font-lock-settings
(mod_item name: (identifier) @font-lock-constant-face)
(primitive_type) @font-lock-type-face
(type_identifier) @font-lock-type-face
- ((scoped_identifier name: (identifier) @font-lock-type-face)
- (:match "^[A-Z]" @font-lock-type-face))
- ((scoped_identifier path: (identifier) @font-lock-type-face)
- (:match "^[A-Z]" @font-lock-type-face))
- ((scoped_identifier
- path: [(identifier) @font-lock-type-face
- (scoped_identifier
- name: (identifier) @font-lock-type-face)])
- (:match "^[A-Z]" @font-lock-type-face))
+ ((scoped_identifier name: (identifier) @rust-ts-mode--fontify-tail))
((scoped_identifier path: (identifier) @font-lock-type-face)
(:match
"^\\(u8\\|u16\\|u32\\|u64\\|u128\\|usize\\|i8\\|i16\\|i32\\|i64\\|i128\\|isize\\|char\\|str\\)$"
@font-lock-type-face))
- (scoped_identifier path: (_) @font-lock-constant-face
- name: (identifier) @font-lock-type-face)
- (scoped_identifier path: (scoped_identifier
- name: (identifier) @font-lock-constant-face))
- (scoped_type_identifier path: (_) @font-lock-constant-face)
- (scoped_type_identifier
- path: (scoped_identifier
- path: (_) @font-lock-constant-face
- name: (identifier) @font-lock-constant-face))
- (type_identifier) @font-lock-type-face
- ;; Ensure function calls aren't highlighted as types.
- (call_expression function: (scoped_identifier name: (identifier) @default)))
+ ((scoped_identifier path: (identifier) @rust-ts-mode--fontify-scope))
+ (type_identifier) @font-lock-type-face)
:language 'rust
:feature 'property
@@ -302,9 +245,8 @@ rust-ts-mode--font-lock-settings
:language 'rust
:feature 'variable
- '((identifier) @font-lock-variable-name-face
- ;; Everything in a token_tree is an identifier.
- (token_tree (identifier) @default))
+ '(((identifier) @font-lock-variable-name-face
+ (:pred rust-ts-mode--variable-p @font-lock-variable-name-face)))
:language 'rust
:feature 'escape-sequence
@@ -317,6 +259,41 @@ rust-ts-mode--font-lock-settings
'((ERROR) @font-lock-warning-face))
"Tree-sitter font-lock settings for `rust-ts-mode'.")
+(defun rust-ts-mode--fontify-scope (node override start end &optional tail-p)
+ (let* ((case-fold-search nil)
+ (face
+ (cond
+ ((string-match-p "^[A-Z]" (treesit-node-text node))
+ 'font-lock-type-face)
+ ((and tail-p
+ (not (rust-ts-mode--tail-fontify-p (treesit-node-parent node))))
+ nil)
+ (t 'font-lock-constant-face))))
+ (and face
+ (treesit-fontify-with-override
+ (treesit-node-start node) (treesit-node-end node)
+ face
+ override start end))))
+
+(defun rust-ts-mode--fontify-tail (node override start end)
+ (rust-ts-mode--fontify-scope node override start end t))
+
+(defun rust-ts-mode--tail-fontify-p (node)
+ (not
+ (string-match-p "\\`\\(?:use_list\\|call_expression\\|use_as_clause\\|use_declaration\\)\\'"
+ (treesit-node-type (treesit-node-parent node)))))
+
+(defun rust-ts-mode--variable-p (node)
+ (let* ((parent (treesit-node-parent node))
+ (parent-type (treesit-node-type parent)))
+ (cond
+ ;; Everything in a token_tree is an identifier.
+ ((equal "token_tree" parent-type)
+ nil)
+ ((equal "scoped_identifier" parent-type)
+ (rust-ts-mode--tail-fontify-p parent))
+ (t t))))
+
(defalias 'rust-ts-mode--fontify-pattern
(and
(treesit-available-p)
next prev parent reply other threads:[~2023-02-18 3:27 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-05 20:15 bug#61302: 29.0.60; rust-ts-mode does not show function-invocation on field-properties Jostein Kjønigsen
2023-02-05 21:30 ` Randy Taylor
2023-02-05 21:52 ` Jostein Kjønigsen
2023-02-05 21:59 ` Jostein Kjønigsen
2023-02-06 1:50 ` Randy Taylor
2023-02-06 2:45 ` Dmitry Gutov
2023-02-06 2:57 ` Randy Taylor
2023-02-07 14:26 ` Randy Taylor
2023-02-07 18:16 ` Dmitry Gutov
2023-02-07 18:25 ` Dmitry Gutov
2023-02-08 3:38 ` Randy Taylor
2023-02-08 15:44 ` Dmitry Gutov
2023-02-09 3:38 ` Randy Taylor
2023-02-09 21:19 ` Dmitry Gutov
2023-02-10 3:44 ` Randy Taylor
[not found] ` <33cec9a6-7e69-2eb3-a8a6-58ce23a5c185@yandex.ru>
2023-02-12 2:48 ` Randy Taylor
2023-02-13 3:37 ` Dmitry Gutov
2023-02-14 3:25 ` Randy Taylor
2023-02-14 11:42 ` Jostein Kjønigsen
2023-02-14 12:39 ` Randy Taylor
2023-02-14 14:28 ` Jostein Kjønigsen
2023-02-14 22:14 ` Dmitry Gutov
2023-02-15 2:07 ` Randy Taylor
2023-02-16 1:53 ` Dmitry Gutov
2023-02-18 3:27 ` Dmitry Gutov [this message]
2023-02-18 20:42 ` Randy Taylor
2023-02-18 21:45 ` Dmitry Gutov
2023-02-18 23:31 ` Randy Taylor
2023-02-19 0:13 ` Dmitry Gutov
2023-02-19 0:50 ` Randy Taylor
2023-02-19 17:23 ` Dmitry Gutov
2023-02-18 20:59 ` Dmitry Gutov
2023-02-13 10:17 ` Jostein Kjønigsen
2023-02-13 14:39 ` Randy Taylor
2023-02-13 15:04 ` Jostein Kjønigsen
2023-02-13 18:19 ` Randy Taylor
2023-02-13 19:57 ` Dmitry Gutov
2023-02-13 20:49 ` Dmitry Gutov
2023-02-13 19:59 ` Dmitry Gutov
2023-02-05 21:56 ` Dmitry Gutov
2023-02-06 2:06 ` Randy Taylor
2023-02-06 2:16 ` Dmitry Gutov
2023-02-05 21:44 ` Dmitry Gutov
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