1[
 2  "syntax"
 3  "package"
 4  "option"
 5  "optional"
 6  "import"
 7  "service"
 8  "rpc"
 9  "returns"
10  "message"
11  "enum"
12  "oneof"
13  "repeated"
14  "reserved"
15  "to"
16] @keyword
17
18[
19  (key_type)
20  (type)
21  (message_name)
22  (enum_name)
23  (service_name)
24  (rpc_name)
25  (message_or_enum_type)
26] @type
27
28(enum_field
29  (identifier) @constant)
30
31[
32  (string)
33  "\"proto3\""
34] @string
35
36(int_lit) @number
37
38[
39  (true)
40  (false)
41] @boolean
42
43(comment) @comment
44
45[
46  "("
47  ")"
48  "["
49  "]"
50  "{"
51  "}"
52  "<"
53  ">"
54]  @punctuation.bracket
55
56[
57 ";"
58 ","
59] @punctuation.delimiter
60
61"=" @operator