From b4e795d70430d28ecd37f8e1564cbd568d17e0b9 Mon Sep 17 00:00:00 2001
From: Chickenkeeper
Date: Fri, 14 Oct 2022 02:31:32 +0100
Subject: Fix C++ syntax highlighting, and improve C & WGSL highlighting
 (#4079)

---
 runtime/queries/c/highlights.scm | 162 +++++++++++++++++++++++++--------------
 1 file changed, 105 insertions(+), 57 deletions(-)

(limited to 'runtime/queries/c/highlights.scm')

diff --git a/runtime/queries/c/highlights.scm b/runtime/queries/c/highlights.scm
index 647df05d..c0f5763a 100644
--- a/runtime/queries/c/highlights.scm
+++ b/runtime/queries/c/highlights.scm
@@ -1,65 +1,104 @@
-(storage_class_specifier) @keyword.storage
-
-"goto" @keyword
-"register" @keyword
-"break" @keyword
-"case" @keyword
-"continue" @keyword
-"default" @keyword
-"do" @keyword
-"else" @keyword
-"enum" @keyword
-"extern" @keyword
-"for" @keyword
-"if" @keyword
-"inline" @keyword
-"return" @keyword
 "sizeof" @keyword
-"struct" @keyword
-"switch" @keyword
-"typedef" @keyword
-"union" @keyword
-"volatile" @keyword
-"while" @keyword
-"const" @keyword
 
 [
- "#define"
- "#elif"
- "#else"
- "#endif"
- "#if"
- "#ifdef"
- "#ifndef"
- "#include"
- (preproc_directive)
+  "enum"
+  "struct"
+  "typedef"
+  "union"
+] @keyword.storage.type
+
+[
+  "const"
+  "extern"
+  "inline"
+  "register"
+  "volatile"
+  (storage_class_specifier)
+] @keyword.storage.modifier
+
+[
+  "goto"
+  "break"
+  "continue"
+] @keyword.control
+
+[
+  "do"
+  "for"
+  "while"
+] @keyword.control.repeat
+
+[
+  "if"
+  "else"
+  "switch"
+  "case"
+  "default"
+] @keyword.control.conditional
+
+"return" @keyword.control.return
+
+[
+  "defined"
+  "#define"
+  "#elif"
+  "#else"
+  "#endif"
+  "#if"
+  "#ifdef"
+  "#ifndef"
+  "#include"
+  (preproc_directive)
 ] @keyword.directive
 
-"--" @operator
-"-" @operator
-"-=" @operator
-"->" @operator
-"=" @operator
-"!=" @operator
-"*" @operator
-"&" @operator
-"&&" @operator
-"+" @operator
-"++" @operator
-"+=" @operator
-"<" @operator
-"==" @operator
-">" @operator
-"||" @operator
-">=" @operator
-"<=" @operator
-
-"." @punctuation.delimiter
-";" @punctuation.delimiter
+[
+  "+"
+  "-"
+  "*"
+  "/"
+  "++"
+  "--"
+  "%"
+  "=="
+  "!="
+  ">"
+  "<"
+  ">="
+  "<="
+  "&&"
+  "||"
+  "!"
+  "&"
+  "|"
+  "^"
+  "~"
+  "<<"
+  ">>"
+  "="
+  "+="
+  "-="
+  "*="
+  "/="
+  "%="
+  "<<="
+  ">>="
+  "&="
+  "^="
+  "|="
+  "?"
+] @operator
+
+(conditional_expression ":" @operator)
+
+"..." @punctuation
+
+["," "." ":" ";" "->" "::"] @punctuation.delimiter
+
+["(" ")" "[" "]" "{" "}"] @punctuation.bracket
 
 [(true) (false)] @constant.builtin.boolean
 
-(enumerator) @type.enum.variant
+(enumerator name: (identifier) @type.enum.variant)
 
 (string_literal) @string
 (system_lib_string) @string
@@ -73,19 +112,28 @@
 (call_expression
   function: (field_expression
     field: (field_identifier) @function))
+(call_expression (argument_list (identifier) @variable))
 (function_declarator
-  declarator: (identifier) @function)
+  declarator: [(identifier) (field_identifier)] @function)
+(parameter_declaration
+  declarator: (identifier) @variable.parameter)
+(parameter_declaration
+  (pointer_declarator
+    declarator: (identifier) @variable.parameter))
 (preproc_function_def
   name: (identifier) @function.special)
 
+(attribute
+  name: (identifier) @attribute)
+
 (field_identifier) @variable.other.member
 (statement_identifier) @label
 (type_identifier) @type
-(primitive_type) @type
+(primitive_type) @type.builtin
 (sized_type_specifier) @type
 
 ((identifier) @constant
- (#match? @constant "^[A-Z][A-Z\\d_]*$"))
+  (#match? @constant "^[A-Z][A-Z\\d_]*$"))
 
 (identifier) @variable
 
-- 
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