<commit_before>There are a few others...

# Unpacking from arbitrary traversables

Hack supports most of argument unpacking. An exception is when you want to unpack from
a traversable.

See https://wiki.php.net/rfc/argument_unpacking<commit_msg>Placeholder for unsupported aliasing of method in trait<commit_after>There are a few others...

# Unpacking from arbitrary traversables

Hack supports most of argument unpacking. An exception is when you want to unpack from
a traversable.

See https://wiki.php.net/rfc/argument_unpacking

# Aliasing of methods in traits (VERIFY THIS)

```
<?hh
class Hello {
  use MyTrait {
    someFunction as someAlias;
  }
}
```
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