A JavaScript prollyfill for the proposed `String.isIdentifierStart` and `String.isIdentifierPart` methods, based on the March 8, 2013 draft of the strawman.
Seems like it could use more up-to-date versions of Unicode, especially since this is meant to be used in parsers and similar tools, who’d rather be lenient rather than restrictive in the input they accept. I’ll email es-discuss.
http://www.unicode.org/history/publicationdates.html
Unicode 3: September 1999
ECMAScript 3: December 1999
Unicode 5.2.0: October 2009
Unicode 6.0.0: October 2009
ECMAScript 5: December 2009
ECMAScript 5.1: June 2011
mathiasbynens
commented
11 years ago
Seems like it could use more up-to-date versions of Unicode, especially since this is meant to be used in parsers and similar tools, who’d rather be lenient rather than restrictive in the input they accept. I’ll email es-discuss.