Class: ZAWS::Helper::ProcessHash

Inherits:
Object
  • Object
show all
Defined in:
lib/zaws/helper/process_hash.rb

Class Method Summary collapse

Class Method Details

.keep(target, list_of_strings) ⇒ Object



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# File 'lib/zaws/helper/process_hash.rb', line 4

def self.keep(target, list_of_strings)
  result=''
  if target.instance_of?(Hash)
    target.each do |k, v|
      list_of_strings.each do |x|
        if k.downcase.include? x.downcase
          result = {} if result.eql?('')
          result[k]=v
        end
      end
      if result.eql?('')
        recurse=self.keep(v, list_of_strings)
      end
      if !recurse.nil? and !recurse.eql?('')
        result = {} if result.eql?('')
        result[k]=recurse
      end
    end
  end
  if target.instance_of?(String)
    list_of_strings.each do |x|
      if target.downcase.include? x.downcase
        result=target
      end
    end
  end
  if target.instance_of?(Array)
    target.each do |y|
      iterate=self.keep(y, list_of_strings)
      if !iterate.nil? and !iterate.eql?('')
        result = [] if result.eql?('')
        result << iterate
      end
    end
  end
  if result.nil?
    return ''
  end
  return result
end