aturon

trait AsRef<T: ?Sized> {
    fn convert_as_ref(&self) -> &T;
}

trait Into<T> {
    fn convert_into(self) -> T;
}

trait From<T> {
    fn from(T) -> Self;

aturon

// As lifts over Deref
impl<D: ?Sized + Deref, U: ?Sized> AsRef<U> for D where D::Target: AsRef<U> {
    fn as_ref(&self) -> &U {
        self.deref().as_ref()
    }
}

aturon

trait Rand<Distribution> {
    type Stream: RandStream<T>;
    fn rand(dist: Distribution) -> Stream;
}

trait RandStream<T> {
    fn next<R: Rng>(&self, rng: &mut R) -> T;
}

impl Rand<Range<u32, u32>> for u32 {

aturon

trait Rand<Rng, Distribution> {
   type Iter: Iterator<Item = Self>;
   fn rand(rng: Rng, dist: Distribution) -> Iter;
}

aturon

fn nonparametric<T: 'static>(t: T) {
    let b: Box<Any> = box t;
    match b.downcast::<SomeConcreteType>() {
        ...
    }
}

aturon

trait CoerceFrom<T> {
    fn coerce_from(T) -> Self;
}

trait Coerce  {
    fn coerce<T>(self) -> T where T: CoerceFrom<Self>;
}

impl<T> Coerce for T {
    fn coerce<U: CoerceFrom<T>>(self) -> U {

aturon

// Types: Path and path (later being unsized)

impl Deref<path> for Path { ... }

fn new<T: BytesContainer>(path: T) -> Path
fn dir(&self) -> &path

impl Path {
    fn new<T: BytesContainer>(path: T) -> Path

aturon

fn nth(&mut self, mut n: uint) -> Option<A> {
    for x in *self {
        if n == 0 { return Some(x) }
        n -= 1;
    }
    None
}

error: cannot borrow immutable local variable `self` as mutable
for x in *self {

aturon

; ModuleID = 'test-addrinfo.0.rs'
target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-windows-gnu"

%str_slice = type { i8*, i64 }
%"struct.core::intrinsics::TypeId<[]>[#3]" = type { i64 }
%"struct.task::Ops<[]>" = type { %"struct.rustrt::mutex::NativeMutex<[]>[#9]", i8, { i64, i64 }, i64 }
%"struct.rustrt::mutex::NativeMutex<[]>[#9]" = type { %"struct.rustrt::mutex::StaticNativeMutex<[]>[#9]", i8 }
%"struct.rustrt::mutex::StaticNativeMutex<[]>[#9]" = type { %"struct.rustrt::mutex::imp::Mutex<[]>[#9]" }
%"struct.rustrt::mutex::imp::Mutex<[]>[#9]" = type { %"struct.core::atomic::AtomicUint<[]>[#3]", %"struct.core::atomic::AtomicUint<[]>[#3]" }

aturon

failures:

---- io::net::addrinfo::test::dns_smoke_test stdout ----
	task 'io::net::addrinfo::test::dns_smoke_test' panicked at 'called `Result::unwrap()` on an `Err` value: OS Error 0: The operation completed successfully.
	', C:\msys64\home\aturon\rust\src\libcore\result.rs:788