About [[Blockly:Puzzle-2353453760676853811-Puzzle.error0/en]]
Appearance
Fragment of a discussion from Translating talk:Blockly
Are there existing JavaScript functions for handing PLURAL in the various languages?
There's jQuery.i18n at https://github.com/Wikimedia/jquery.i18n which has it. You could use the parsers and the format, or adopt the framework.