add highlight scope for type parameters (#8660)

* rust: add highlight scope for type parameters

* handle optional type parameters
This commit is contained in:
Joey Hain 2023-11-03 14:21:01 -07:00 committed by GitHub
parent ae6a0a9cfd
commit 70bbbd7d19
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 22 additions and 1 deletions

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@ -155,6 +155,7 @@ #### Syntax highlighting
- `type` - Types - `type` - Types
- `builtin` - Primitive types provided by the language (`int`, `usize`) - `builtin` - Primitive types provided by the language (`int`, `usize`)
- `parameter` - Generic type parameters (`T`)
- `enum` - `enum`
- `variant` - `variant`
- `constructor` - `constructor`

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@ -9,6 +9,13 @@
; Types ; Types
; ------- ; -------
(type_parameters
(type_identifier) @type.parameter)
(constrained_type_parameter
left: (type_identifier) @type.parameter)
(optional_type_parameter
name: (type_identifier) @type.parameter)
; --- ; ---
; Primitives ; Primitives
; --- ; ---

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@ -2,6 +2,12 @@
[ [
(function_item) (function_item)
(struct_item)
(enum_item)
(union_item)
(type_item)
(trait_item)
(impl_item)
(closure_expression) (closure_expression)
(block) (block)
] @local.scope ] @local.scope
@ -11,8 +17,15 @@
(parameter (parameter
(identifier) @local.definition) (identifier) @local.definition)
(type_parameters
(type_identifier) @local.definition)
(constrained_type_parameter
left: (type_identifier) @local.definition)
(optional_type_parameter
name: (type_identifier) @local.definition)
(closure_parameters (identifier) @local.definition) (closure_parameters (identifier) @local.definition)
; References ; References
(identifier) @local.reference (identifier) @local.reference
(type_identifier) @local.reference