1[
  2  "break"
  3  "case"
  4  "const"
  5  "continue"
  6  "default"
  7  "do"
  8  "else"
  9  "enum"
 10  "extern"
 11  "for"
 12  "if"
 13  "inline"
 14  "return"
 15  "sizeof"
 16  "static"
 17  "struct"
 18  "switch"
 19  "typedef"
 20  "union"
 21  "volatile"
 22  "while"
 23] @keyword
 24
 25[
 26  "#define"
 27  "#elif"
 28  "#else"
 29  "#endif"
 30  "#if"
 31  "#ifdef"
 32  "#ifndef"
 33  "#include"
 34  (preproc_directive)
 35] @keyword
 36
 37[
 38  "--"
 39  "-"
 40  "-="
 41  "->"
 42  "="
 43  "!="
 44  "*"
 45  "&"
 46  "&&"
 47  "+"
 48  "++"
 49  "+="
 50  "<"
 51  "=="
 52  ">"
 53  "||"
 54] @operator
 55
 56[
 57  "."
 58  ";"
 59] @punctuation.delimiter
 60
 61[
 62  "{"
 63  "}"
 64  "("
 65  ")"
 66  "["
 67  "]"
 68] @punctuation.bracket
 69
 70[
 71  (string_literal)
 72  (system_lib_string)
 73  (char_literal)
 74] @string
 75
 76(comment) @comment
 77
 78(number_literal) @number
 79
 80[
 81  (true)
 82  (false)
 83  (null)
 84] @constant
 85
 86(identifier) @variable
 87
 88((identifier) @constant
 89 (#match? @constant "^_*[A-Z][A-Z\\d_]*$"))
 90
 91(call_expression
 92  function: (identifier) @function)
 93(call_expression
 94  function: (field_expression
 95    field: (field_identifier) @function))
 96(function_declarator
 97  declarator: (identifier) @function)
 98(preproc_function_def
 99  name: (identifier) @function.special)
100
101(field_identifier) @property
102(statement_identifier) @label
103
104[
105  (type_identifier)
106  (primitive_type)
107  (sized_type_specifier)
108] @type