Joshua Bell

Possibly due to resize events from ??? No reliable repro yet.

- [ ] setprefix - [ ] prefix - [ ] openread - [ ] openwrite - [ ] openappend - [ ] openupdate - [ ] close - [...

Only the "named-procedure" template form is supported Other forms include: - [ ] explicit-slot - [ ] named-slot - [ ] procedure text

Instead of passing it to `LogoInterpreter` constructor, allow assigning `ondefine` property to instance.

The save hook tries to persist the definition of functions. Built-ins don't have serializable definitions, so trying to use the savehook from `COPYDEF` results in badness. We probably need a...

* [x] Math.signbit [ref](http://jfbastien.github.io/papers/Math.signbit.html) * [x] Array.prototype.flatMap, Array.prototype.flatten [ref](https://github.com/tc39/proposal-flatMap) * [ ] Float16Array, DataView.get/setFloat16, Math.hfround [ref](https://docs.google.com/presentation/d/1Ta_IbravBUOvu7LUhlN49SvLU-8G8bIQnsS08P3Z4vY/edit#slide=id.p) * [x] String.prototype.replaceAll [ref](https://github.com/tc39/proposal-string-replace-all) * [x] String.prototype.codePoints [ref](https://github.com/RReverser/string-prototype-codepoints)

ES6 Final Tweaks

3

Per https://twitter.com/awbjs - [x] ES6 WeakMap and WeakSet `clear` methods eliminated - [x] ES6 final tweaks #2: `String.prototype.contains` renamed to `String.prototype.includes` - [x] ES6 final tweaks #3: Symbols @@match, @@replace,...

The implementations of the extras (`from()`, `slice()` etc) depend on getters/setters which aren't available in IE8. This could be fixed by implementing them in JS w/o relying on Array extras,...

* [ ] [ISO-2022-JP encoder: convert halfwidth katakana to fullwidth](https://github.com/whatwg/encoding/commit/5a098569d5c369f57464be051eb015db070a11af) * [ ] [EUC-JP decoder: only unwind ASCII bytes](https://github.com/whatwg/encoding/commit/a85149b9eb973e3ec543690fa1b8d5c441e8b3c0)