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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)
return if children.empty?
return unless method_uses_parens?(node, children.first)
check_children_line_break(node, children)
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)
return if children.size < 2
line = start.first_line
min = first_by_line(children)
return if line != min.first_line
max = last_by_line(children)
return if line == max.last_line
add_offense(min) do |corrector|
EmptyLineCorrector.insert_before(corrector, min)
end
end
def first_by_line(nodes)
nodes.min_by(&:first_line)
end
def last_by_line(nodes)
nodes.max_by(&:last_line)
end
end
end
end
Version data entries
27 entries across 27 versions & 3 rubygems