class RuboCop::Cop::Lint::EmptyWhen
Checks for the presence of `when` branches without a body.
@example
# bad case foo when bar do_something when baz end
@example
# good case condition when foo do_something when bar nil end
@example AllowComments: true (default)
# good case condition when foo do_something when bar # noop end
@example AllowComments: false
# bad case condition when foo do_something when bar # do nothing end
Constants
- MSG
Public Instance Methods
on_case(node)
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# File lib/rubocop/cop/lint/empty_when.rb, line 52 def on_case(node) node.each_when do |when_node| next if when_node.body next if cop_config['AllowComments'] && contains_comments?(when_node) add_offense(when_node) end end