Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/padrino-hstore/hash.rb

Instance Method Summary collapse

Instance Method Details

#from_hstore ⇒ Object

If the method from_hstore is called in a Hash, it just returns self.



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# File 'lib/padrino-hstore/hash.rb', line 25

def from_hstore
  self
end

#to_hstore ⇒ Object

Generates an hstore string format. This is the format used to insert or update stuff in the database.



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# File 'lib/padrino-hstore/hash.rb', line 5

def to_hstore
  return "" if empty?

  map { |idx, val| 
    iv = [idx,val].map { |_| 
      e = _.to_s.gsub(/"/, '\"')
      if _.nil?
        'NULL'
      elsif e =~ /[,\s=>]/ || e.blank?
        '"%s"' % e
      else
        e
      end
    }

    "%s=>%s" % iv
  } * ","
end