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reword some weird readme copytext

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Sebastian McKenzie 2014-10-07 21:17:54 +11:00
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README.md
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@ -167,16 +167,18 @@ This is simply a wrapper around the
[es6-symbol](https://github.com/medikoo/es6-symbol) polyfills.
When using the [require hook](#require-hook) the aforementioned polyfill is
required.
automatically required.
If you're planning on using 6to5 output in the browser then it's up to you
to include polyfills. [es6-symbol](https://github.com/medikoo/es6-symbol#browser)
and [es6-shim](https://raw.githubusercontent.com/paulmillr/es6-shim/master/es6-shim.js)
support the vast majority of polyfill concerns.
fill the vast majority of polyfill concerns.
#### For-of
Iterator/Symbol polyfill required.
A polyfill is required for for-of functionality that implements `Symbol` and
adds `prototype[Symbol.iterator]` behaviour to built-ins. Using the polyfills
specified in [polyfill](#polyfill) suffices.
### Classes
@ -194,6 +196,7 @@ While this can be trimmed down by selectively building the runtime, it's an
unneccesary step when a runtime can be eliminated entirely.
Instead of mapping to a runtime, 6to5 maps directly to the equivalent ES5. This
means that your transpiled code will be as simple as possible.
means that your transpiled code will be as simple as possible and is
**exactly** the equivalent ES5.
### Performance