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Relax Debug constraints when debugging {HashMap,BTreeMap}::{Keys,Values}.

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Fixed #41924.
This commit is contained in:
Federico Ravasio
2017-06-23 12:48:19 +02:00
parent 2ea1d2d007
commit 545bfcd864
2 changed files with 4 additions and 4 deletions
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4
src/liballoc/btree/map.rs
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@@ -334,7 +334,7 @@ pub struct Keys<'a, K: 'a, V: 'a> {
} }
#[stable(feature = "collection_debug", since = "1.17.0")] #[stable(feature = "collection_debug", since = "1.17.0")]
impl<'a, K: 'a + fmt::Debug, V: 'a + fmt::Debug> fmt::Debug for Keys<'a, K, V> { impl<'a, K: 'a + fmt::Debug, V: 'a> fmt::Debug for Keys<'a, K, V> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_list().entries(self.clone()).finish() f.debug_list().entries(self.clone()).finish()
} }
@@ -353,7 +353,7 @@ pub struct Values<'a, K: 'a, V: 'a> {
} }
#[stable(feature = "collection_debug", since = "1.17.0")] #[stable(feature = "collection_debug", since = "1.17.0")]
impl<'a, K: 'a + fmt::Debug, V: 'a + fmt::Debug> fmt::Debug for Values<'a, K, V> { impl<'a, K: 'a, V: 'a + fmt::Debug> fmt::Debug for Values<'a, K, V> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_list().entries(self.clone()).finish() f.debug_list().entries(self.clone()).finish()
} }

4
src/libstd/collections/hash/map.rs
View File

@@ -1407,7 +1407,7 @@ impl<'a, K, V> Clone for Keys<'a, K, V> {
} }
#[stable(feature = "std_debug", since = "1.16.0")] #[stable(feature = "std_debug", since = "1.16.0")]
impl<'a, K: Debug, V: Debug> fmt::Debug for Keys<'a, K, V> { impl<'a, K: Debug, V> fmt::Debug for Keys<'a, K, V> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_list() f.debug_list()
.entries(self.clone()) .entries(self.clone())
@@ -1436,7 +1436,7 @@ impl<'a, K, V> Clone for Values<'a, K, V> {
} }
#[stable(feature = "std_debug", since = "1.16.0")] #[stable(feature = "std_debug", since = "1.16.0")]
impl<'a, K: Debug, V: Debug> fmt::Debug for Values<'a, K, V> { impl<'a, K, V: Debug> fmt::Debug for Values<'a, K, V> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_list() f.debug_list()
.entries(self.clone()) .entries(self.clone())