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Versions: 166
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Contents
# frozen_string_literal: true
module RuboCop
module Cop
# Common functionality for checking for a line break before the first
# element in a multi-line collection.
module FirstElementLineBreak
private
def check_method_line_break(node, children, ignore_last: false)
return if children.empty?
return unless method_uses_parens?(node, children.first)
check_children_line_break(node, children, ignore_last: ignore_last)
end
def method_uses_parens?(node, limit)
source = node.source_range.source_line[0...limit.loc.column]
/\s*\(\s*$/.match?(source)
end
def check_children_line_break(node, children, start = node, ignore_last: false)
return if children.empty?
line = start.first_line
min = first_by_line(children)
return if line != min.first_line
max_line = last_line(children, ignore_last: ignore_last)
return if line == max_line
add_offense(min) { |corrector| EmptyLineCorrector.insert_before(corrector, min) }
end
def first_by_line(nodes)
nodes.min_by(&:first_line)
end
def last_line(nodes, ignore_last:)
if ignore_last
nodes.map(&:first_line)
else
nodes.map(&:last_line)
end.max
end
end
end
end
Version data entries
166 entries across 165 versions & 17 rubygems