Sha256: 4ffeadda4b0e5ee4eead5ea6aa779fcd9caaddb2230ecd670a70dc6652e0274a
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Versions: 6792
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Stored size: 778 Bytes
Contents
# frozen_string_literal: true
module RuboCop
module Cop
module Lint
# This cop checks for the presence of empty expressions.
#
# @example
#
# # bad
#
# foo = ()
# if ()
# bar
# end
#
# @example
#
# # good
#
# foo = (some_expression)
# if (some_expression)
# bar
# end
class EmptyExpression < Cop
MSG = 'Avoid empty expressions.'.freeze
def on_begin(node)
return unless empty_expression?(node)
add_offense(node, location: node.source_range)
end
private
def empty_expression?(begin_node)
begin_node.children.empty?
end
end
end
end
end
Version data entries
6,792 entries across 6,786 versions & 25 rubygems