Method: Gem::Net::HTTPHeader#add_field

Defined in:

lib/rubygems/net-http/lib/net/http/header.rb

#add_field(key, val) ⇒ Object

Adds value val to the value array for field key if the field exists; creates the field with the given key and val if it does not exist. see Fields:

req = Gem::Net::HTTP::Get.new(uri)
req.add_field('Foo', 'bar')
req['Foo']            # => "bar"
req.add_field('Foo', 'baz')
req['Foo']            # => "bar, baz"
req.add_field('Foo', %w[baz bam])
req['Foo']            # => "bar, baz, baz, bam"
req.get_fields('Foo') # => ["bar", "baz", "baz", "bam"]

# File 'lib/rubygems/net-http/lib/net/http/header.rb', line 261

def add_field(key, val)
  stringified_downcased_key = key.downcase.to_s
  if @header.key?(stringified_downcased_key)
    append_field_value(@header[stringified_downcased_key], val)
  else
    set_field(key, val)
  end
end