Intra-doc links

This commit changes all the documentation to use intra-doc links, which
were stabilized in rust 1.48. This helps to avoid broken links in crates
that depend on this one.

fixes #496

Author: digama0

src/adaptors/coalesce.rs

@@ -84,7 +84,7 @@ impl<I: Iterator, F: CoalescePredicate<I::Item, T>, T> FusedIterator for Coalesc
 
 /// An iterator adaptor that may join together adjacent elements.
 ///
-/// See [`.coalesce()`](../trait.Itertools.html#method.coalesce) for more information.
+/// See [`.coalesce()`](crate::Itertools::coalesce) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub type Coalesce<I, F> = CoalesceBy<I, F, <I as Iterator>::Item>;
 
@@ -111,7 +111,7 @@ where
 
 /// An iterator adaptor that removes repeated duplicates, determining equality using a comparison function.
 ///
-/// See [`.dedup_by()`](../trait.Itertools.html#method.dedup_by) or [`.dedup()`](../trait.Itertools.html#method.dedup) for more information.
+/// See [`.dedup_by()`](crate::Itertools::dedup_by) or [`.dedup()`](crate::Itertools::dedup) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub type DedupBy<I, Pred> = CoalesceBy<I, DedupPred2CoalescePred<Pred>, <I as Iterator>::Item>;
 
@@ -165,7 +165,7 @@ where
 
 /// An iterator adaptor that removes repeated duplicates.
 ///
-/// See [`.dedup()`](../trait.Itertools.html#method.dedup) for more information.
+/// See [`.dedup()`](crate::Itertools::dedup) for more information.
 pub type Dedup<I> = DedupBy<I, DedupEq>;
 
 /// Create a new `Dedup`.
@@ -179,8 +179,8 @@ where
 /// An iterator adaptor that removes repeated duplicates, while keeping a count of how many
 /// repeated elements were present. This will determine equality using a comparison function.
 ///
-/// See [`.dedup_by_with_count()`](../trait.Itertools.html#method.dedup_by_with_count) or
-/// [`.dedup_with_count()`](../trait.Itertools.html#method.dedup_with_count) for more information.
+/// See [`.dedup_by_with_count()`](crate::Itertools::dedup_by_with_count) or
+/// [`.dedup_with_count()`](crate::Itertools::dedup_with_count) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub type DedupByWithCount<I, Pred> =
     CoalesceBy<I, DedupPredWithCount2CoalescePred<Pred>, (usize, <I as Iterator>::Item)>;
@@ -208,7 +208,7 @@ where
 /// An iterator adaptor that removes repeated duplicates, while keeping a count of how many
 /// repeated elements were present.
 ///
-/// See [`.dedup_with_count()`](../trait.Itertools.html#method.dedup_with_count) for more information.
+/// See [`.dedup_with_count()`](crate::Itertools::dedup_with_count) for more information.
 pub type DedupWithCount<I> = DedupByWithCount<I, DedupEq>;
 
 /// Create a new `DedupByWithCount`.

src/adaptors/map.rs

@@ -64,10 +64,10 @@ where
 
 /// An iterator adapter to apply a transformation within a nested `Result::Ok`.
 ///
-/// See [`.map_ok()`](../trait.Itertools.html#method.map_ok) for more information.
+/// See [`.map_ok()`](crate::Itertools::map_ok) for more information.
 pub type MapOk<I, F> = MapSpecialCase<I, MapSpecialCaseFnOk<F>>;
 
-/// See [`MapOk`](struct.MapOk.html).
+/// See [`MapOk`].
 #[deprecated(note = "Use MapOk instead", since = "0.10.0")]
 pub type MapResults<I, F> = MapOk<I, F>;
 
@@ -98,7 +98,7 @@ where
 
 /// An iterator adapter to apply `Into` conversion to each element.
 ///
-/// See [`.map_into()`](../trait.Itertools.html#method.map_into) for more information.
+/// See [`.map_into()`](crate::Itertools::map_into) for more information.
 pub type MapInto<I, R> = MapSpecialCase<I, MapSpecialCaseFnInto<R>>;
 
 impl<T: Into<U>, U> MapSpecialCaseFn<T> for MapSpecialCaseFnInto<U> {
@@ -111,7 +111,7 @@ impl<T: Into<U>, U> MapSpecialCaseFn<T> for MapSpecialCaseFnInto<U> {
 #[derive(Clone)]
 pub struct MapSpecialCaseFnInto<U>(PhantomData<U>);
 
-/// Create a new [`MapInto`](struct.MapInto.html) iterator.
+/// Create a new [`MapInto`] iterator.
 pub fn map_into<I, R>(iter: I) -> MapInto<I, R> {
     MapSpecialCase {
         iter,

src/adaptors/mod.rs

@@ -1,6 +1,6 @@
 //! Licensed under the Apache License, Version 2.0
-//! http://www.apache.org/licenses/LICENSE-2.0 or the MIT license
-//! http://opensource.org/licenses/MIT, at your
+//! <http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+//! <http://opensource.org/licenses/MIT>, at your
 //! option. This file may not be copied, modified, or distributed
 //! except according to those terms.
 
@@ -24,7 +24,7 @@ use crate::size_hint;
 ///
 /// This iterator is *fused*.
 ///
-/// See [`.interleave()`](../trait.Itertools.html#method.interleave) for more information.
+/// See [`.interleave()`](crate::Itertools::interleave) for more information.
 #[derive(Clone, Debug)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Interleave<I, J> {
@@ -37,7 +37,7 @@ pub struct Interleave<I, J> {
 ///
 /// `IntoIterator` enabled version of `i.interleave(j)`.
 ///
-/// See [`.interleave()`](trait.Itertools.html#method.interleave) for more information.
+/// See [`.interleave()`](crate::Itertools::interleave) for more information.
 pub fn interleave<I, J>(i: I, j: J) -> Interleave<<I as IntoIterator>::IntoIter, <J as IntoIterator>::IntoIter>
     where I: IntoIterator,
           J: IntoIterator<Item = I::Item>
@@ -80,7 +80,7 @@ impl<I, J> Iterator for Interleave<I, J>
 ///
 /// This iterator is *fused*.
 ///
-/// See [`.interleave_shortest()`](../trait.Itertools.html#method.interleave_shortest)
+/// See [`.interleave_shortest()`](crate::Itertools::interleave_shortest)
 /// for more information.
 #[derive(Clone, Debug)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
@@ -271,7 +271,7 @@ impl<I> Iterator for PutBack<I>
 ///
 /// Iterator element type is `(I::Item, J::Item)`.
 ///
-/// See [`.cartesian_product()`](../trait.Itertools.html#method.cartesian_product) for more information.
+/// See [`.cartesian_product()`](crate::Itertools::cartesian_product) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Product<I, J>
     where I: Iterator
@@ -366,7 +366,7 @@ impl<I, J> Iterator for Product<I, J>
 ///
 /// Iterator element type is *X*, if the return type of `F` is *Option\<X\>*.
 ///
-/// See [`.batching()`](../trait.Itertools.html#method.batching) for more information.
+/// See [`.batching()`](crate::Itertools::batching) for more information.
 #[derive(Clone)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Batching<I, F> {
@@ -400,7 +400,7 @@ impl<B, F, I> Iterator for Batching<I, F>
 /// The iterator steps by yielding the next element from the base iterator,
 /// then skipping forward *n-1* elements.
 ///
-/// See [`.step()`](../trait.Itertools.html#method.step) for more information.
+/// See [`.step()`](crate::Itertools::step) for more information.
 #[deprecated(note="Use std .step_by() instead", since="0.8.0")]
 #[allow(deprecated)]
 #[derive(Clone, Debug)]
@@ -475,7 +475,7 @@ impl<T: PartialOrd> MergePredicate<T> for MergeLte {
 ///
 /// Iterator element type is `I::Item`.
 ///
-/// See [`.merge()`](../trait.Itertools.html#method.merge_by) for more information.
+/// See [`.merge()`](crate::Itertools::merge_by) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub type Merge<I, J> = MergeBy<I, J, MergeLte>;
 
@@ -503,7 +503,7 @@ pub fn merge<I, J>(i: I, j: J) -> Merge<<I as IntoIterator>::IntoIter, <J as Int
 ///
 /// Iterator element type is `I::Item`.
 ///
-/// See [`.merge_by()`](../trait.Itertools.html#method.merge_by) for more information.
+/// See [`.merge_by()`](crate::Itertools::merge_by) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct MergeBy<I, J, F>
     where I: Iterator,
@@ -591,7 +591,7 @@ impl<I, J, F> Iterator for MergeBy<I, J, F>
 /// An iterator adaptor that borrows from a `Clone`-able iterator
 /// to only pick off elements while the predicate returns `true`.
 ///
-/// See [`.take_while_ref()`](../trait.Itertools.html#method.take_while_ref) for more information.
+/// See [`.take_while_ref()`](crate::Itertools::take_while_ref) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct TakeWhileRef<'a, I: 'a, F> {
     iter: &'a mut I,
@@ -640,7 +640,7 @@ impl<'a, I, F> Iterator for TakeWhileRef<'a, I, F>
 /// An iterator adaptor that filters `Option<A>` iterator elements
 /// and produces `A`. Stops on the first `None` encountered.
 ///
-/// See [`.while_some()`](../trait.Itertools.html#method.while_some) for more information.
+/// See [`.while_some()`](crate::Itertools::while_some) for more information.
 #[derive(Clone, Debug)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct WhileSome<I> {
@@ -672,7 +672,7 @@ impl<I, A> Iterator for WhileSome<I>
 /// An iterator to iterate through all combinations in a `Clone`-able iterator that produces tuples
 /// of a specific size.
 ///
-/// See [`.tuple_combinations()`](../trait.Itertools.html#method.tuple_combinations) for more
+/// See [`.tuple_combinations()`](crate::Itertools::tuple_combinations) for more
 /// information.
 #[derive(Clone, Debug)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
@@ -822,7 +822,7 @@ impl_tuple_combination!(Tuple12Combination Tuple11Combination; A, A, A, A, A, A,
 
 /// An iterator adapter to filter values within a nested `Result::Ok`.
 ///
-/// See [`.filter_ok()`](../trait.Itertools.html#method.filter_ok) for more information.
+/// See [`.filter_ok()`](crate::Itertools::filter_ok) for more information.
 #[derive(Clone)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct FilterOk<I, F> {
@@ -886,7 +886,7 @@ impl<I, F, T, E> Iterator for FilterOk<I, F>
 
 /// An iterator adapter to filter and apply a transformation on values within a nested `Result::Ok`.
 ///
-/// See [`.filter_map_ok()`](../trait.Itertools.html#method.filter_map_ok) for more information.
+/// See [`.filter_map_ok()`](crate::Itertools::filter_map_ok) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct FilterMapOk<I, F> {
     iter: I,
@@ -957,7 +957,7 @@ impl<I, F, T, U, E> Iterator for FilterMapOk<I, F>
 
 /// An iterator adapter to get the positions of each element that matches a predicate.
 ///
-/// See [`.positions()`](../trait.Itertools.html#method.positions) for more information.
+/// See [`.positions()`](crate::Itertools::positions) for more information.
 #[derive(Clone)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Positions<I, F> {
@@ -1016,7 +1016,7 @@ impl<I, F> DoubleEndedIterator for Positions<I, F>
 
 /// An iterator adapter to apply a mutating function to each element before yielding it.
 ///
-/// See [`.update()`](../trait.Itertools.html#method.update) for more information.
+/// See [`.update()`](crate::Itertools::update) for more information.
 #[derive(Clone)]
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Update<I, F> {

src/adaptors/multi_product.rs

@@ -11,7 +11,7 @@ use alloc::vec::Vec;
 ///
 /// An iterator element type is `Vec<I>`.
 ///
-/// See [`.multi_cartesian_product()`](../trait.Itertools.html#method.multi_cartesian_product)
+/// See [`.multi_cartesian_product()`](crate::Itertools::multi_cartesian_product)
 /// for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct MultiProduct<I>(Vec<MultiProductIter<I>>)

src/combinations.rs

@@ -5,7 +5,7 @@ use alloc::vec::Vec;
 
 /// An iterator to iterate through all the `k`-length combinations in an iterator.
 ///
-/// See [`.combinations()`](../trait.Itertools.html#method.combinations) for more information.
+/// See [`.combinations()`](crate::Itertools::combinations) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Combinations<I: Iterator> {
     indices: Vec<usize>,

src/combinations_with_replacement.rs

@@ -5,7 +5,8 @@ use super::lazy_buffer::LazyBuffer;
 
 /// An iterator to iterate through all the `n`-length combinations in an iterator, with replacement.
 ///
-/// See [`.combinations_with_replacement()`](../trait.Itertools.html#method.combinations_with_replacement) for more information.
+/// See [`.combinations_with_replacement()`](crate::Itertools::combinations_with_replacement)
+/// for more information.
 #[derive(Clone)]
 pub struct CombinationsWithReplacement<I>
 where

src/diff.rs

@@ -1,14 +1,14 @@
 //! "Diff"ing iterators for caching elements to sequential collections without requiring the new
 //! elements' iterator to be `Clone`.
 //!
-//! - [**Diff**](./enum.Diff.html) (produced by the [**diff_with**](./fn.diff_with.html) function)
+//! - [`Diff`] (produced by the [`diff_with`] function)
 //! describes the difference between two non-`Clone` iterators `I` and `J` after breaking ASAP from
 //! a lock-step comparison.
 
 use crate::free::put_back;
 use crate::structs::PutBack;
 
-/// A type returned by the [`diff_with`](./fn.diff_with.html) function.
+/// A type returned by the [`diff_with`] function.
 ///
 /// `Diff` represents the way in which the elements yielded by the iterator `I` differ to some
 /// iterator `J`.

src/either_or_both.rs

@@ -25,7 +25,7 @@ impl<A, B> EitherOrBoth<A, B> {
     }
 
     /// If Left, return true otherwise, return false.
-    /// Exclusive version of [`has_left`].
+    /// Exclusive version of [`has_left`](Self::has_left).
     pub fn is_left(&self) -> bool {
         match *self {
             Left(_) => true,
@@ -34,7 +34,7 @@ impl<A, B> EitherOrBoth<A, B> {
     }
 
     /// If Right, return true otherwise, return false.
-    /// Exclusive version of [`has_right`].
+    /// Exclusive version of [`has_right`](Self::has_right).
     pub fn is_right(&self) -> bool {
         match *self {
             Right(_) => true,

src/format.rs

@@ -6,7 +6,7 @@ use std::cell::RefCell;
 /// The format value can only be formatted once, after that the iterator is
 /// exhausted.
 ///
-/// See [`.format_with()`](../trait.Itertools.html#method.format_with) for more information.
+/// See [`.format_with()`](crate::Itertools::format_with) for more information.
 #[derive(Clone)]
 pub struct FormatWith<'a, I, F> {
     sep: &'a str,
@@ -19,7 +19,7 @@ pub struct FormatWith<'a, I, F> {
 /// The format value can only be formatted once, after that the iterator is
 /// exhausted.
 ///
-/// See [`.format()`](../trait.Itertools.html#method.format)
+/// See [`.format()`](crate::Itertools::format)
 /// for more information.
 #[derive(Clone)]
 pub struct Format<'a, I> {

src/free.rs

@@ -225,7 +225,7 @@ pub fn join<I>(iterable: I, sep: &str) -> String
 ///
 /// `IntoIterator` enabled version of [`iterable.sorted()`][1].
 ///
-/// [1]: trait.Itertools.html#method.sorted
+/// [1]: crate::Itertools::sorted
 ///
 /// ```
 /// use itertools::sorted;

src/group_map.rs

@@ -6,7 +6,7 @@ use std::iter::Iterator;
 
 /// Return a `HashMap` of keys mapped to a list of their corresponding values.
 ///
-/// See [`.into_group_map()`](../trait.Itertools.html#method.into_group_map)
+/// See [`.into_group_map()`](crate::Itertools::into_group_map)
 /// for more information.
 pub fn into_group_map<I, K, V>(iter: I) -> HashMap<K, Vec<V>>
     where I: Iterator<Item=(K, V)>,

src/groupbylazy.rs

@@ -284,7 +284,7 @@ impl<K, I, F> GroupInner<K, I, F>
 /// value. It should be stored in a local variable or temporary and
 /// iterated.
 ///
-/// See [`.group_by()`](../trait.Itertools.html#method.group_by) for more information.
+/// See [`.group_by()`](crate::Itertools::group_by) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct GroupBy<K, I, F>
     where I: Iterator,
@@ -354,7 +354,7 @@ impl<'a, K, I, F> IntoIterator for &'a GroupBy<K, I, F>
 /// Iterator element type is `(K, Group)`:
 /// the group's key `K` and the group's iterator.
 ///
-/// See [`.group_by()`](../trait.Itertools.html#method.group_by) for more information.
+/// See [`.group_by()`](crate::Itertools::group_by) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Groups<'a, K: 'a, I: 'a, F: 'a>
     where I: Iterator,
@@ -460,7 +460,7 @@ pub fn new_chunks<J>(iter: J, size: usize) -> IntoChunks<J::IntoIter>
 ///
 /// Iterator element type is `Chunk`, each chunk's iterator.
 ///
-/// See [`.chunks()`](../trait.Itertools.html#method.chunks) for more information.
+/// See [`.chunks()`](crate::Itertools::chunks) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct IntoChunks<I>
     where I: Iterator,
@@ -505,7 +505,7 @@ impl<'a, I> IntoIterator for &'a IntoChunks<I>
 ///
 /// Iterator element type is `Chunk`.
 ///
-/// See [`.chunks()`](../trait.Itertools.html#method.chunks) for more information.
+/// See [`.chunks()`](crate::Itertools::chunks) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct Chunks<'a, I: 'a>
     where I: Iterator,

src/intersperse.rs

@@ -21,7 +21,7 @@ impl<Item: Clone> IntersperseElement<Item> for IntersperseElementSimple<Item> {
 ///
 /// This iterator is *fused*.
 ///
-/// See [`.intersperse()`](../trait.Itertools.html#method.intersperse) for more information.
+/// See [`.intersperse()`](crate::Itertools::intersperse) for more information.
 pub type Intersperse<I> = IntersperseWith<I, IntersperseElementSimple<<I as Iterator>::Item>>;
 
 /// Create a new Intersperse iterator
@@ -44,7 +44,7 @@ impl<Item, F: FnMut()->Item> IntersperseElement<Item> for F {
 ///
 /// This iterator is *fused*.
 ///
-/// See [`.intersperse_with()`](../trait.Itertools.html#method.intersperse_with) for more information.
+/// See [`.intersperse_with()`](crate::Itertools::intersperse_with) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 #[derive(Clone, Debug)]
 pub struct IntersperseWith<I, ElemF>

src/kmerge_impl.rs

@@ -98,7 +98,7 @@ fn sift_down<T, S>(heap: &mut [T], index: usize, mut less_than: S)
 ///
 /// Iterator element type is `I::Item`.
 ///
-/// See [`.kmerge()`](../trait.Itertools.html#method.kmerge) for more information.
+/// See [`.kmerge()`](crate::Itertools::kmerge) for more information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub type KMerge<I> = KMergeBy<I, KMergeByLt>;
 
@@ -146,7 +146,7 @@ pub fn kmerge<I>(iterable: I) -> KMerge<<I::Item as IntoIterator>::IntoIter>
 ///
 /// Iterator element type is `I::Item`.
 ///
-/// See [`.kmerge_by()`](../trait.Itertools.html#method.kmerge_by) for more
+/// See [`.kmerge_by()`](crate::Itertools::kmerge_by) for more
 /// information.
 #[must_use = "iterator adaptors are lazy and do nothing unless consumed"]
 pub struct KMergeBy<I, F>