module Enumerable
Public Instance Methods
chunk() { |o| ... }
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# File lib/zenweb/extensions.rb, line 13 def chunk bin, result, prev = [], [], Object.new each do |o| curr = yield o if prev != curr then bin = [] result << [curr, bin] prev = curr end bin << o end result end
multi_group_by() { |o| ... }
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# File lib/zenweb/extensions.rb, line 31 def multi_group_by r = Hash.new { |h,k| h[k] = [] } each do |o| Array(yield(o)).each do |k| r[k] << o end end r end