1[
  2  "break"
  3  "case"
  4  "const"
  5  "continue"
  6  "default"
  7  "do"
  8  "else"
  9  "enum"
 10  "extern"
 11  "for"
 12  "goto"
 13  "if"
 14  "inline"
 15  "return"
 16  "sizeof"
 17  "static"
 18  "struct"
 19  "switch"
 20  "typedef"
 21  "union"
 22  "volatile"
 23  "while"
 24] @keyword
 25
 26[
 27  "#define"
 28  "#elif"
 29  "#else"
 30  "#endif"
 31  "#if"
 32  "#ifdef"
 33  "#ifndef"
 34  "#include"
 35  (preproc_directive)
 36] @keyword
 37
 38[
 39  "="
 40  "+="
 41  "-="
 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] @operator
 76
 77[
 78  "."
 79  ";"
 80  ","
 81] @punctuation.delimiter
 82
 83[
 84  "{"
 85  "}"
 86  "("
 87  ")"
 88  "["
 89  "]"
 90] @punctuation.bracket
 91
 92[
 93  (string_literal)
 94  (system_lib_string)
 95  (char_literal)
 96] @string
 97
 98(comment) @comment
 99
100(number_literal) @number
101
102[
103  (true)
104  (false)
105] @boolean
106
107(null) @constant.builtin
108
109(identifier) @variable
110
111((identifier) @constant
112 (#match? @constant "^_*[A-Z][A-Z\\d_]*$"))
113
114(call_expression
115  function: (identifier) @function)
116(call_expression
117  function: (field_expression
118    field: (field_identifier) @function))
119(function_declarator
120  declarator: (identifier) @function)
121(preproc_function_def
122  name: (identifier) @function.special)
123
124(field_identifier) @property
125(statement_identifier) @label
126
127[
128  (type_identifier)
129  (primitive_type)
130  (sized_type_specifier)
131] @type