1(type_identifier) @type
 2(primitive_type) @type.builtin
 3
 4(field_identifier) @property
 5
 6(call_expression
 7  function: [
 8    (identifier) @function
 9    (scoped_identifier
10      name: (identifier) @function)
11    (field_expression
12      field: (field_identifier) @function.method)
13  ])
14
15(function_item name: (identifier) @function.definition)
16(function_signature_item name: (identifier) @function.definition)
17
18; Identifier conventions
19
20; Assume uppercase names are enum constructors
21((identifier) @variant
22 (#match? @variant "^[A-Z]"))
23
24; Assume that uppercase names in paths are types
25((scoped_identifier
26  path: (identifier) @type)
27 (#match? @type "^[A-Z]"))
28((scoped_identifier
29  path: (scoped_identifier
30    name: (identifier) @type))
31 (#match? @type "^[A-Z]"))
32
33; Assume all-caps names are constants
34((identifier) @constant
35 (#match? @constant "^[A-Z][A-Z\\d_]+$"))
36
37[
38  "("
39  ")"
40  "{"
41  "}"
42  "["
43  "]"
44] @punctuation.bracket
45
46(_
47  .
48  "<" @punctuation.bracket
49  ">" @punctuation.bracket)
50
51[
52  "as"
53  "async"
54  "break"
55  "const"
56  "continue"
57  "default"
58  "dyn"
59  "else"
60  "enum"
61  "extern"
62  "for"
63  "fn"
64  "if"
65  "in"
66  "impl"
67  "let"
68  "loop"
69  "macro_rules!"
70  "match"
71  "mod"
72  "move"
73  "pub"
74  "return"
75  "static"
76  "struct"
77  "trait"
78  "type"
79  "use"
80  "where"
81  "while"
82  "union"
83  "unsafe"
84  (mutable_specifier)
85  (super)
86] @keyword
87
88[
89  (string_literal)
90  (raw_string_literal)
91  (char_literal)
92] @string
93
94[
95  (line_comment)
96  (block_comment)
97] @comment