Incorrect line breaks on multi-code point emoji

[jeremysf]

First off, thank you for this great library! On the issue: for example, the 👨‍👩‍👧‍👦emoji, which is represented by a sequence the four emoji code points and zero width joiners result in breaks for each of the emoji code points.

[niklasvh]

Thanks for reporting this! I'll need to investigate this further

[be5invis]

There are regexes that could recognize Emoji:

• http://unicode.org/reports/tr51/#EBNF_and_Regex
• https://github.com/mathiasbynens/emoji-regex

[alexsorokoletov]

@niklasvh this issue also affects html2canvas - rendering multipoint emojis is broken

[niklasvh]

Little late to the party, but this was fixed in #2 (see https://jsfiddle.net/w6romb5n/1/)

[alexsorokoletov]

Thank you!

[shuding]

I don't think this is fully fixed, taking the 🏳️‍🌈 emoji as an example: