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std: impl From<String> for Box<Error + Send>

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This commit is contained in:
Kevin Butler 2015-04-02 21:10:25 +01:00
parent edac3ce6fb
commit 8b719eefc0
1 changed files with 10 additions and 3 deletions
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13
src/libstd/error.rs
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@ -88,8 +88,8 @@ impl<'a, E: Error + Send + 'a> From<E> for Box<Error + Send + 'a> {
}
#[stable(feature = "rust1", since = "1.0.0")]
impl<'a, 'b> From<&'b str> for Box<Error + Send + 'a> {
fn from(err: &'b str) -> Box<Error + Send + 'a> {
impl From<String> for Box<Error + Send> {
fn from(err: String) -> Box<Error + Send> {
#[derive(Debug)]
struct StringError(String);
@ -103,7 +103,14 @@ impl<'a, 'b> From<&'b str> for Box<Error + Send + 'a> {
}
}
Box::new(StringError(String::from_str(err)))
Box::new(StringError(err))
}
}
#[stable(feature = "rust1", since = "1.0.0")]
impl<'a, 'b> From<&'b str> for Box<Error + Send + 'a> {
fn from(err: &'b str) -> Box<Error + Send + 'a> {
From::from(String::from_str(err))
}
}