Class: Hash
Instance Method Summary collapse
Instance Method Details
#-(o) ⇒ Object
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# File 'lib/sup/util.rb', line 468 def - o Hash[*self.map { |k, v| [k, v] unless o.include? k }.compact.flatten_one_level] end |
#select_by_value(v = true) ⇒ Object
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# File 'lib/sup/util.rb', line 472 def select_by_value v=true select { |k, vv| vv == v }.map { |x| x.first } end |