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Improve E0119 error explanation

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Guillaume Gomez 2015-07-28 16:05:16 +02:00 committed by Ryan Scheel (Havvy)
parent 4c371bb6de
commit cf55db2ad1
1 changed files with 5 additions and 2 deletions
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7
src/librustc_typeck/diagnostics.rs
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@ -1264,7 +1264,7 @@ impl From<Foo> for i32 { // or you use a type from your crate as
E0119: r##"
There are conflicting trait implementations for the same type.
Erroneous code example:
Example of erroneous code:
```
trait MyTrait {
@ -1285,7 +1285,10 @@ impl MyTrait for Foo { // error: conflicting implementations for trait
}
```
When you write:
When looking for the implementation for the trait, the compiler finds
both the `impl<T> MyTrait for T` where T is all types and the `impl
MyTrait for Foo`. Since a trait cannot be implemented multiple times,
this is an error. So, when you write:
```
impl<T> MyTrait for T {