Method: Shadow#filter

Defined in:
lib/resources/shadow.rb

#filter(hm = {}) ⇒ Object



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# File 'lib/resources/shadow.rb', line 48

def filter(hm = {})
  return self if hm.nil? || hm.empty?
  res = @params
  filters = ''
  hm.each do |attr, condition|
    condition = condition.to_s if condition.is_a? Integer
    filters += " #{attr} = #{condition.inspect}"
    res = res.find_all do |line|
      case line[attr.to_s]
      when condition
        true
      else
        false
      end
    end
  end
  content = res.map { |x| x.values.join(':') }.join("\n")
  Shadow.new(@path, content: content, filters: @filters + filters)
end