hometown/app/helpers/emoji_helper.rb
Eugen Rochko a390abdefb Use the same emoji data on the frontend and backend ()
* Use the same emoji data on the frontend and backend

* Move emoji.json to repository, add tests

This way you don't need to install node dependencies if you only
want to run Ruby code
2017-07-21 04:27:40 +02:00

25 lines
489 B
Ruby

# frozen_string_literal: true
module EmojiHelper
def emojify(text)
return text if text.blank?
text.gsub(emoji_pattern) do |match|
emoji = Emoji.instance.unicode($1) # rubocop:disable Style/PerlBackrefs
if emoji
emoji
else
match
end
end
end
def emoji_pattern
@emoji_pattern ||=
/(?<=[^[:alnum:]:]|\n|^)
(#{Emoji.instance.names.map { |name| Regexp.escape(name) }.join('|')})
(?=[^[:alnum:]:]|$)/x
end
end