Enhance syntax highlight for C++20 keywords (#36817)
Caio Piccirillo
created
Closes #36439 and #32999
## C++20 modules:
Before (Zed Preview v0.201.3):
<img width="1048" height="704" alt="image"
src="https://github.com/user-attachments/assets/8eaaf77f-4e27-4a5a-9e87-4e5ba7293990"
/>
After:
<img width="1048" height="704" alt="image"
src="https://github.com/user-attachments/assets/df8d0b2c-f2d0-4b0e-9a52-495e6be5a8c0"
/>
## C++20 coroutines:
Before (Zed Preview v0.201.3):
<img width="1048" height="704" alt="image"
src="https://github.com/user-attachments/assets/652191ec-a653-444d-a239-da3e4e4b661e"
/>
After:
<img width="1048" height="704" alt="image"
src="https://github.com/user-attachments/assets/36947eb5-8997-483a-b36c-8af84872b158"
/>
## Logical operators:
Before (Zed Preview v0.201.3):
<img width="511" height="102" alt="image"
src="https://github.com/user-attachments/assets/9bf95bac-b076-4edd-a1f3-c3dfee98c2fd"
/>
After:
<img width="511" height="102" alt="image"
src="https://github.com/user-attachments/assets/82c7564d-b94d-41f5-9c48-e39fe3ba3b3e"
/>
## Operator keyword:
Before (Zed Preview v0.201.3):
<img width="591" height="381" alt="image"
src="https://github.com/user-attachments/assets/1d9dad05-2d86-4566-97f4-aff440dcd1df"
/>
After:
<img width="591" height="381" alt="image"
src="https://github.com/user-attachments/assets/a1ca289a-8a5d-4ffd-96db-0d511405da4b"
/>
## Goto:
Before (Zed Preview v0.201.3):
<img width="610" height="430" alt="image"
src="https://github.com/user-attachments/assets/2d00382b-d1ad-4e36-a3ee-88e06ec528ed"
/>
After:
<img width="610" height="430" alt="image"
src="https://github.com/user-attachments/assets/de887b21-66f0-4a70-9ed2-e18dbb3c81c9"
/>
Release Notes:
- Enhance keyword highlighting for C++
Change summary
Cargo.lock | 3
Cargo.toml | 2
crates/languages/src/cpp/highlights.scm | 68 +++++++++++++++++++++-----
3 files changed, 56 insertions(+), 17 deletions(-)
Detailed changes
@@ -17185,8 +17185,7 @@ dependencies = [
[[package]]
name = "tree-sitter-cpp"
version = "0.23.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df2196ea9d47b4ab4a31b9297eaa5a5d19a0b121dceb9f118f6790ad0ab94743"
+source = "git+https://github.com/tree-sitter/tree-sitter-cpp?rev=5cb9b693cfd7bfacab1d9ff4acac1a4150700609#5cb9b693cfd7bfacab1d9ff4acac1a4150700609"
dependencies = [
"cc",
"tree-sitter-language",
@@ -624,7 +624,7 @@ tower-http = "0.4.4"
tree-sitter = { version = "0.25.6", features = ["wasm"] }
tree-sitter-bash = "0.25.0"
tree-sitter-c = "0.23"
-tree-sitter-cpp = "0.23"
+tree-sitter-cpp = { git = "https://github.com/tree-sitter/tree-sitter-cpp", rev = "5cb9b693cfd7bfacab1d9ff4acac1a4150700609" }
tree-sitter-css = "0.23"
tree-sitter-diff = "0.1.0"
tree-sitter-elixir = "0.3"
@@ -3,8 +3,27 @@
(namespace_identifier) @namespace
(concept_definition
- (identifier) @concept)
+ name: (identifier) @concept)
+(requires_clause
+ constraint: (template_type
+ name: (type_identifier) @concept))
+
+(module_name
+ (identifier) @module)
+
+(module_declaration
+ name: (module_name
+ (identifier) @module))
+
+(import_declaration
+ name: (module_name
+ (identifier) @module))
+
+(import_declaration
+ partition: (module_partition
+ (module_name
+ (identifier) @module)))
(call_expression
function: (qualified_identifier
@@ -61,6 +80,9 @@
(operator_name
(identifier)? @operator) @function
+(operator_name
+ "<=>" @operator.spaceship)
+
(destructor_name (identifier) @function)
((namespace_identifier) @type
@@ -68,21 +90,17 @@
(auto) @type
(type_identifier) @type
-type :(primitive_type) @type.primitive
-(sized_type_specifier) @type.primitive
-
-(requires_clause
- constraint: (template_type
- name: (type_identifier) @concept))
+type: (primitive_type) @type.builtin
+(sized_type_specifier) @type.builtin
(attribute
- name: (identifier) @keyword)
+ name: (identifier) @attribute)
-((identifier) @constant
- (#match? @constant "^_*[A-Z][A-Z\\d_]*$"))
+((identifier) @constant.builtin
+ (#match? @constant.builtin "^_*[A-Z][A-Z\\d_]*$"))
(statement_identifier) @label
-(this) @variable.special
+(this) @variable.builtin
("static_assert") @function.builtin
[
@@ -96,7 +114,9 @@ type :(primitive_type) @type.primitive
"co_return"
"co_yield"
"concept"
+ "consteval"
"constexpr"
+ "constinit"
"continue"
"decltype"
"default"
@@ -105,15 +125,20 @@ type :(primitive_type) @type.primitive
"else"
"enum"
"explicit"
+ "export"
"extern"
"final"
"for"
"friend"
+ "goto"
"if"
+ "import"
"inline"
+ "module"
"namespace"
"new"
"noexcept"
+ "operator"
"override"
"private"
"protected"
@@ -124,6 +149,7 @@ type :(primitive_type) @type.primitive
"struct"
"switch"
"template"
+ "thread_local"
"throw"
"try"
"typedef"
@@ -146,7 +172,7 @@ type :(primitive_type) @type.primitive
"#ifndef"
"#include"
(preproc_directive)
-] @keyword
+] @keyword.directive
(comment) @comment
@@ -224,10 +250,24 @@ type :(primitive_type) @type.primitive
">"
"<="
">="
- "<=>"
- "||"
"?"
+ "and"
+ "and_eq"
+ "bitand"
+ "bitor"
+ "compl"
+ "not"
+ "not_eq"
+ "or"
+ "or_eq"
+ "xor"
+ "xor_eq"
] @operator
+"<=>" @operator.spaceship
+
+(binary_expression
+ operator: "<=>" @operator.spaceship)
+
(conditional_expression ":" @operator)
(user_defined_literal (literal_suffix) @operator)