1[
  2  "const"
  3  "enum"
  4  "extern"
  5  "inline"
  6  "sizeof"
  7  "static"
  8  "struct"
  9  "typedef"
 10  "union"
 11  "volatile"
 12] @keyword
 13
 14[
 15  "break"
 16  "case"
 17  "continue"
 18  "default"
 19  "do"
 20  "else"
 21  "for"
 22  "goto"
 23  "if"
 24  "return"
 25  "switch"
 26  "while"
 27] @keyword.control
 28
 29[
 30  "#define"
 31  "#elif"
 32  "#elifdef"
 33  "#elifndef"
 34  "#else"
 35  "#endif"
 36  "#if"
 37  "#ifdef"
 38  "#ifndef"
 39  "#include"
 40  (preproc_directive)
 41] @keyword.directive
 42
 43[
 44  "="
 45  "+="
 46  "-="
 47  "*="
 48  "/="
 49  "%="
 50  "&="
 51  "|="
 52  "^="
 53  "<<="
 54  ">>="
 55  "++"
 56  "--"
 57  "+"
 58  "-"
 59  "*"
 60  "/"
 61  "%"
 62  "~"
 63  "&"
 64  "|"
 65  "^"
 66  "<<"
 67  ">>"
 68  "!"
 69  "&&"
 70  "||"
 71  "=="
 72  "!="
 73  "<"
 74  ">"
 75  "<="
 76  ">="
 77  "->"
 78  "?"
 79  ":"
 80] @operator
 81
 82[
 83  "."
 84  ";"
 85  ","
 86] @punctuation.delimiter
 87
 88[
 89  "{"
 90  "}"
 91  "("
 92  ")"
 93  "["
 94  "]"
 95] @punctuation.bracket
 96
 97[
 98  (string_literal)
 99  (system_lib_string)
100  (char_literal)
101] @string
102
103(escape_sequence) @string.escape
104
105(comment) @comment
106
107(number_literal) @number
108
109[
110  (true)
111  (false)
112] @boolean
113
114(null) @constant.builtin
115
116(identifier) @variable
117
118((identifier) @constant
119 (#match? @constant "^_*[A-Z][A-Z\\d_]*$"))
120
121(call_expression
122  function: (identifier) @function)
123(call_expression
124  function: (field_expression
125    field: (field_identifier) @function))
126(function_declarator
127  declarator: (identifier) @function)
128(preproc_function_def
129  name: (identifier) @function.special)
130
131(field_identifier) @property
132(statement_identifier) @label
133
134[
135  (type_identifier)
136  (primitive_type)
137  (sized_type_specifier)
138] @type
139
140; GNU __attribute__
141(attribute_specifier) @attribute
142(attribute_specifier
143  (argument_list
144    (identifier) @attribute))
145
146; C23 [[attributes]]
147(attribute
148  prefix: (identifier) @attribute)
149(attribute
150  name: (identifier) @attribute)