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- For recent changelog see CHANGELOG.md
- -----
- v3.1.1 -- 2017.03.15
- * Improve documentation
- * Improve error messages
- * Update dependencies
- v3.1.0 -- 2016.06.03
- * Fix internals of symbol detection
- * Ensure Symbol.prototype[Symbol.toPrimitive] in all cases returns primitive value
- (fixes Node v6 support)
- * Create native symbols whenver possible
- v3.0.2 -- 2015.12.12
- * Fix definition flow, so uneven state of Symbol implementation doesn't crash initialization of
- polyfill. See #13
- v3.0.1 -- 2015.10.22
- * Workaround for IE11 bug (reported in #12)
- v3.0.0 -- 2015.10.02
- * Reuse native symbols (e.g. iterator, toStringTag etc.) in a polyfill if they're available
- Otherwise polyfill symbols may not be recognized by other functions
- * Improve documentation
- v2.0.1 -- 2015.01.28
- * Fix Symbol.prototype[Symbol.isPrimitive] implementation
- * Improve validation within Symbol.prototype.toString and
- Symbol.prototype.valueOf
- v2.0.0 -- 2015.01.28
- * Update up to changes in specification:
- * Implement `for` and `keyFor`
- * Remove `Symbol.create` and `Symbol.isRegExp`
- * Add `Symbol.match`, `Symbol.replace`, `Symbol.search`, `Symbol.species` and
- `Symbol.split`
- * Rename `validSymbol` to `validateSymbol`
- * Improve documentation
- * Remove dead test modules
- v1.0.0 -- 2015.01.26
- * Fix enumerability for symbol properties set normally (e.g. obj[symbol] = value)
- * Introduce initialization via hidden constructor
- * Fix isSymbol handling of polyfill values when native Symbol is present
- * Fix spelling of LICENSE
- * Configure lint scripts
- v0.1.1 -- 2014.10.07
- * Fix isImplemented, so it returns true in case of polyfill
- * Improve documentations
- v0.1.0 -- 2014.04.28
- * Assure strictly npm dependencies
- * Update to use latest versions of dependencies
- * Fix implementation detection so it doesn't crash on `String(symbol)`
- * throw on `new Symbol()` (as decided by TC39)
- v0.0.0 -- 2013.11.15
- * Initial (dev) version
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