1((comment) @injection.content
 2 (#set! injection.language "comment")
 3)
 4
 5(preproc_def
 6    value: (preproc_arg) @injection.content
 7    (#set! injection.language "c++"))
 8
 9(preproc_function_def
10    value: (preproc_arg) @injection.content
11    (#set! injection.language "c++"))
12
13(raw_string_literal
14  delimiter: (raw_string_delimiter) @injection.language
15  (raw_string_content) @injection.content)