Purge `|:|` notation from types and trait references, in favor of `Foo()`#18630

Merged

bors merged 3 commits intorust-lang:masterfrom

nikomatsakis:purge-the-bars

Nov 7, 2014

Commits on Nov 6, 2014

Restructure parsing of paths, which is quite tortured
nikomatsakis
committed
Support parenthesized paths `Foo(A,B) -> C` that expand to `Foo<(A,B),C>`. These paths also bind anonymous regions (or will, once HRTB is fully working).
nikomatsakis
committed
Remove the unboxed closure `|:|` notation from types and trait references completely.
nikomatsakis
committed