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struct Thingy {
x: int,
y: int
}
impl ToStr for Thingy {
fn to_str(&self) -> ~str {
fmt!("{ x: %d, y: %d }", self.x, self.y)
}
}
struct PolymorphicThingy<T> {
x: T
}
impl<T:ToStr> ToStr for PolymorphicThingy<T> {
fn to_str(&self) -> ~str {
self.x.to_str()
}
}
pub fn main() {
println(Thingy { x: 1, y: 2 }.to_str());
println(PolymorphicThingy { x: Thingy { x: 1, y: 2 } }.to_str());
}
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