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fix for https://github.com/mozilla/rust/issues/9394#1

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bmaxa wants to merge 4 commits intomasterfrom
fixes
Open

fix for https://github.com/mozilla/rust/issues/9394#1
bmaxa wants to merge 4 commits intomasterfrom
fixes

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@bmaxa bmaxa commented Sep 24, 2013

I have tried this fix and it seems to work either with single or multiple trait inheritance.

trait Base:Base2 + Base3{
fn foo(&self);
}

trait Base2 {
fn baz(&self);
}

trait Base3{
fn root(&self);
}

trait Super: Base{
fn bar(&self);
}

struct X;

impl Base for X {
fn foo(&self) {
println("base foo");
}

}
impl Base2 for X {
fn baz(&self) {
println("base2 baz");
}

}
impl Base3 for X {
fn root(&self) {
println("base3 root");
}

}
impl Super for X {
fn bar(&self) {
println("super bar");
}
}

fn main() {
let n = X;
let s = &n as &Super;
s.bar();
s.foo(); // super bar
s.baz();
s.root();
}

bmaxa@maxa:/examples/rust$ rustc error.rs
bmaxa@maxa:
/examples/rust$ ./error
super bar
base foo
base2 baz
base3 root

steveklabnik and others added 4 commits September 23, 2013 14:36
Three things in this commit:

1. Actually build the rustpkg tutorial. I didn't know I needed this when
   I first wrote it.
2. Link to it rather than the manual from the
   tutorial.
3. Update the headers: most of them were one level too deeply
   nested.
Three things in this commit:

1. Actually build the rustpkg tutorial. I didn't know I needed this when
   I first wrote it.
2. Link to it rather than the manual from the
   tutorial.
3. Update the headers: most of them were one level too deeply
   nested.
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3 participants