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Deprecate iter::range::StepBy

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Only exposed as DeprecatedStepBy (as of PR 41439)
This commit is contained in:
Scott McMurray 2017-05-29 23:56:37 -07:00
parent 0967e2495d
commit 1723e063c9
2 changed files with 15 additions and 0 deletions
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3
src/libcore/iter/mod.rs
View file

@ -313,6 +313,9 @@ pub use self::iterator::Iterator;
pub use self::range::Step;
#[unstable(feature = "step_by", reason = "recent addition",
issue = "27741")]
#[rustc_deprecated(since = "1.19.0",
reason = "replaced by `iter::StepBy`")]
#[allow(deprecated)]
pub use self::range::StepBy as DeprecatedStepBy;
#[stable(feature = "rust1", since = "1.0.0")]

12
src/libcore/iter/range.rs
View file

@ -252,6 +252,9 @@ step_impl_no_between!(u128 i128);
#[derive(Clone, Debug)]
#[unstable(feature = "step_by", reason = "recent addition",
issue = "27741")]
#[rustc_deprecated(since = "1.19.0",
reason = "replaced by `iter::StepBy`")]
#[allow(deprecated)]
pub struct StepBy<A, R> {
step_by: A,
range: R,
@ -274,6 +277,7 @@ impl<A: Step> ops::RangeFrom<A> {
issue = "27741")]
#[rustc_deprecated(since = "1.19.0",
reason = "replaced by `Iterator::step_by`")]
#[allow(deprecated)]
pub fn step_by(self, by: A) -> StepBy<A, Self> {
StepBy {
step_by: by,
@ -301,6 +305,7 @@ impl<A: Step> ops::Range<A> {
issue = "27741")]
#[rustc_deprecated(since = "1.19.0",
reason = "replaced by `Iterator::step_by`")]
#[allow(deprecated)]
pub fn step_by(self, by: A) -> StepBy<A, Self> {
StepBy {
step_by: by,
@ -327,6 +332,7 @@ impl<A: Step> ops::RangeInclusive<A> {
issue = "27741")]
#[rustc_deprecated(since = "1.19.0",
reason = "replaced by `Iterator::step_by`")]
#[allow(deprecated)]
pub fn step_by(self, by: A) -> StepBy<A, Self> {
StepBy {
step_by: by,
@ -337,6 +343,7 @@ impl<A: Step> ops::RangeInclusive<A> {
#[unstable(feature = "step_by", reason = "recent addition",
issue = "27741")]
#[allow(deprecated)]
impl<A> Iterator for StepBy<A, ops::RangeFrom<A>> where
A: Clone,
for<'a> &'a A: Add<&'a A, Output = A>
@ -357,11 +364,13 @@ impl<A> Iterator for StepBy<A, ops::RangeFrom<A>> where
}
#[unstable(feature = "fused", issue = "35602")]
#[allow(deprecated)]
impl<A> FusedIterator for StepBy<A, ops::RangeFrom<A>>
where A: Clone, for<'a> &'a A: Add<&'a A, Output = A> {}
#[unstable(feature = "step_by", reason = "recent addition",
issue = "27741")]
#[allow(deprecated)]
impl<A: Step + Clone> Iterator for StepBy<A, ops::Range<A>> {
type Item = A;
@ -399,11 +408,13 @@ impl<A: Step + Clone> Iterator for StepBy<A, ops::Range<A>> {
}
#[unstable(feature = "fused", issue = "35602")]
#[allow(deprecated)]
impl<A: Step + Clone> FusedIterator for StepBy<A, ops::Range<A>> {}
#[unstable(feature = "inclusive_range",
reason = "recently added, follows RFC",
issue = "28237")]
#[allow(deprecated)]
impl<A: Step + Clone> Iterator for StepBy<A, ops::RangeInclusive<A>> {
type Item = A;
@ -443,6 +454,7 @@ impl<A: Step + Clone> Iterator for StepBy<A, ops::RangeInclusive<A>> {
}
#[unstable(feature = "fused", issue = "35602")]
#[allow(deprecated)]
impl<A: Step + Clone> FusedIterator for StepBy<A, ops::RangeInclusive<A>> {}
macro_rules! range_exact_iter_impl {