def self.encode(uri, returning=String)
return nil if uri.nil?
if !uri.respond_to?(:to_str)
raise TypeError, "Can't convert #{uri.class} into String."
end
if ![String, ::Addressable::URI].include?(returning)
raise TypeError,
"Expected Class (String or Addressable::URI), " +
"got #{returning.inspect}"
end
uri_object = uri.kind_of?(self) ? uri : self.parse(uri.to_str)
encoded_uri = Addressable::URI.new(
:scheme => self.encode_component(uri_object.scheme,
Addressable::URI::CharacterClasses::SCHEME),
:authority => self.encode_component(uri_object.authority,
Addressable::URI::CharacterClasses::AUTHORITY),
:path => self.encode_component(uri_object.path,
Addressable::URI::CharacterClasses::PATH),
:query => self.encode_component(uri_object.query,
Addressable::URI::CharacterClasses::QUERY),
:fragment => self.encode_component(uri_object.fragment,
Addressable::URI::CharacterClasses::FRAGMENT)
)
if returning == String
return encoded_uri.to_s
elsif returning == ::Addressable::URI
return encoded_uri
end
end