class Masososo::Indexer
Public Class Methods
index(sets, including_self)
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rubocop:disable Lint/ShadowingOuterLocalVariable
# File lib/masososo/indexer.rb, line 6 def self.index(sets, including_self) sets.reduce({}) do |indexes, chars| chars.each_with_object(indexes) do |char, indexes| adding = including_self ? chars.dup : (chars - [char]) if indexes[char].nil? indexes[char] = adding else indexes[char].concat(adding).uniq! end end end end