; @functions
(method
  body: (body_statement) @function.inner)

(method) @function.outer

(singleton_method
  body: (body_statement) @function.inner)

(singleton_method) @function.outer

; @blocks
(block
  body: (block_body) @block.inner)

(block) @block.outer

(do_block
  body: (body_statement) @block.inner)

(do_block) @block.outer

; @classes
(class
  body: (body_statement) @class.inner)

(class) @class.outer

(module
  body: (body_statement) @class.inner)

(module) @class.outer

(singleton_class
  body: (body_statement) @class.inner)

(singleton_class) @class.outer

; @parameters
(block_parameters
  (_) @parameter.inner)

(method_parameters
  (_) @parameter.inner)

(lambda_parameters
  (_) @parameter.inner)

(argument_list
  (_) @parameter.inner)

[
  (block_parameters)
  (method_parameters)
  (lambda_parameters)
  (argument_list)
] @parameter.outer

; @comment
(comment) @comment.outer

; @regex
(regex
  (string_content) @regex.inner) @regex.outer