lib/rubocop/cop/mixin/multiline_element_line_breaks.rb
# frozen_string_literal: true
module RuboCop
module Cop
# Common functionality for checking for a line break before each
# element in a multi-line collection.
module MultilineElementLineBreaks
private
def check_line_breaks(_node, children, ignore_last: false)
return if all_on_same_line?(children, ignore_last: ignore_last)
last_seen_line = -1
children.each do |child|
if last_seen_line >= child.first_line
add_offense(child) { |corrector| EmptyLineCorrector.insert_before(corrector, child) }
else
last_seen_line = child.last_line
end
end
end
def all_on_same_line?(nodes, ignore_last: false)
return true if nodes.empty?
return same_line?(nodes.first, nodes.last) if ignore_last
nodes.first.first_line == nodes.last.last_line
end
end
end
end