Add String::from_utf16.

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 
 - Added `format` macro.
+- Added `String::from_utf16`.
 
 ### Changed
 

src/binary_heap.rs

@@ -1,12 +1,12 @@
 //! A priority queue implemented with a binary heap.
 //!
-//! Insertion and popping the largest element have `O(log n)` time complexity. Checking the largest
-//! / smallest element is `O(1)`.
+//! Insertion and popping the largest element have *O*(log n) time complexity.
+//! Checking the smallest/largest element is *O*(1).
 
 // TODO not yet implemented
-// Converting a vector to a binary heap can be done in-place, and has `O(n)` complexity. A binary
-// heap can also be converted to a sorted vector in-place, allowing it to be used for an `O(n log
-// n)` in-place heapsort.
+// Converting a vector to a binary heap can be done in-place, and has *O*(n) complexity. A binary
+// heap can also be converted to a sorted vector in-place, allowing it to be used for an
+// *O*(n log n) in-place heapsort.
 
 use core::{
     cmp::Ordering,
@@ -97,7 +97,6 @@ impl private::Sealed for Min {}
 /// // The heap should now be empty.
 /// assert!(heap.is_empty())
 /// ```
-
 pub struct BinaryHeap<T, K, const N: usize> {
     pub(crate) _kind: PhantomData<K>,
     pub(crate) data: Vec<T, N>,
@@ -337,7 +336,7 @@ where
         self.sift_up(0, old_len);
     }
 
-    /// Returns the underlying ```Vec<T,N>```. Order is arbitrary and time is O(1).
+    /// Returns the underlying `Vec<T,N>`. Order is arbitrary and time is *O*(1).
     pub fn into_vec(self) -> Vec<T, N> {
         self.data
     }

src/indexmap.rs

@@ -12,7 +12,7 @@ use hash32::{BuildHasherDefault, FnvHasher};
 
 use crate::Vec;
 
-/// A [`IndexMap`] using the default FNV hasher
+/// An [`IndexMap`] using the default FNV hasher.
 ///
 /// A list of all Methods and Traits available for `FnvIndexMap` can be found in
 /// the [`IndexMap`] documentation.
@@ -681,7 +681,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Get the first key-value pair
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn first(&self) -> Option<(&K, &V)> {
         self.core
             .entries
@@ -691,7 +691,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Get the first key-value pair, with mutable access to the value
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn first_mut(&mut self) -> Option<(&K, &mut V)> {
         self.core
             .entries
@@ -701,7 +701,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Get the last key-value pair
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn last(&self) -> Option<(&K, &V)> {
         self.core
             .entries
@@ -711,7 +711,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Get the last key-value pair, with mutable access to the value
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn last_mut(&mut self) -> Option<(&K, &mut V)> {
         self.core
             .entries
@@ -721,7 +721,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Return the number of key-value pairs in the map.
     ///
-    /// Computes in **O(1)** time.
+    /// Computes in *O*(1) time.
     ///
     /// ```
     /// use heapless::FnvIndexMap;
@@ -737,7 +737,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Returns true if the map contains no elements.
     ///
-    /// Computes in **O(1)** time.
+    /// Computes in *O*(1) time.
     ///
     /// ```
     /// use heapless::FnvIndexMap;
@@ -753,7 +753,7 @@ impl<K, V, S, const N: usize> IndexMap<K, V, S, N> {
 
     /// Remove all key-value pairs in the map, while preserving its capacity.
     ///
-    /// Computes in **O(n)** time.
+    /// Computes in *O*(n) time.
     ///
     /// ```
     /// use heapless::FnvIndexMap;
@@ -815,7 +815,7 @@ where
     /// The key may be any borrowed form of the map's key type, but `Hash` and `Eq` on the borrowed
     /// form *must* match those for the key type.
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     ///
     /// ```
     /// use heapless::FnvIndexMap;
@@ -839,7 +839,7 @@ where
     /// The key may be any borrowed form of the map's key type, but `Hash` and `Eq` on the borrowed
     /// form *must* match those for the key type.
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     ///
     /// # Examples
     ///
@@ -864,7 +864,7 @@ where
     /// The key may be any borrowed form of the map's key type, but `Hash` and `Eq` on the borrowed
     /// form *must* match those for the key type.
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     ///
     /// # Examples
     ///
@@ -899,7 +899,7 @@ where
     /// If no equivalent key existed in the map: the new key-value pair is inserted, last in order,
     /// and `None` is returned.
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     ///
     /// See also entry if you you want to insert or modify or if you need to get the index of the
     /// corresponding key-value pair.
@@ -927,7 +927,7 @@ where
 
     /// Same as [`swap_remove`](Self::swap_remove)
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     ///
     /// # Examples
     ///
@@ -954,7 +954,7 @@ where
     ///
     /// Return `None` if `key` is not in map.
     ///
-    /// Computes in **O(1)** time (average).
+    /// Computes in *O*(1) time (average).
     pub fn swap_remove<Q>(&mut self, key: &Q) -> Option<V>
     where
         K: Borrow<Q>,

src/indexset.rs

@@ -7,8 +7,8 @@ use core::{
 };
 use hash32::{BuildHasherDefault, FnvHasher};
 
-/// A [`IndexSet`] using the
-/// default FNV hasher.
+/// An [`IndexSet`] using the default FNV hasher.
+///
 /// A list of all Methods and Traits available for `FnvIndexSet` can be found in
 /// the [`IndexSet`] documentation.
 ///
@@ -135,14 +135,14 @@ impl<T, S, const N: usize> IndexSet<T, S, N> {
 
     /// Get the first value
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn first(&self) -> Option<&T> {
         self.map.first().map(|(k, _v)| k)
     }
 
     /// Get the last value
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time
     pub fn last(&self) -> Option<&T> {
         self.map.last().map(|(k, _v)| k)
     }

src/lib.rs

@@ -33,7 +33,7 @@
 //! Because they have fixed capacity `heapless` data structures don't implicitly reallocate. This
 //! means that operations like `heapless::Vec.push` are *truly* constant time rather than amortized
 //! constant time with potentially unbounded (depends on the allocator) worst case execution time
-//! (which is bad / unacceptable for hard real time applications).
+//! (which is bad/unacceptable for hard real time applications).
 //!
 //! `heapless` data structures don't use a memory allocator which means no risk of an uncatchable
 //! Out Of Memory (OOM) condition while performing operations on them. It's certainly possible to
@@ -97,7 +97,7 @@ mod histbuf;
 mod indexmap;
 mod indexset;
 mod linear_map;
-mod string;
+pub mod string;
 mod vec;
 
 #[cfg(feature = "serde")]

src/linear_map.rs

@@ -1,16 +1,16 @@
 use crate::Vec;
 use core::{borrow::Borrow, fmt, iter::FromIterator, mem, ops, slice};
 
-/// A fixed capacity map / dictionary that performs lookups via linear search
+/// A fixed capacity map/dictionary that performs lookups via linear search.
 ///
-/// Note that as this map doesn't use hashing so most operations are **O(N)** instead of O(1)
+/// Note that as this map doesn't use hashing so most operations are *O*(n) instead of *O*(1).
 
 pub struct LinearMap<K, V, const N: usize> {
     pub(crate) buffer: Vec<(K, V), N>,
 }
 
 impl<K, V, const N: usize> LinearMap<K, V, N> {
-    /// Creates an empty `LinearMap`
+    /// Creates an empty `LinearMap`.
     ///
     /// # Examples
     ///
@@ -32,9 +32,9 @@ impl<K, V, const N: usize> LinearMap<K, V, N>
 where
     K: Eq,
 {
-    /// Returns the number of elements that the map can hold
+    /// Returns the number of elements that the map can hold.
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time.
     ///
     /// # Examples
     ///
@@ -48,9 +48,9 @@ where
         N
     }
 
-    /// Clears the map, removing all key-value pairs
+    /// Clears the map, removing all key-value pairs.
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time.
     ///
     /// # Examples
     ///
@@ -68,7 +68,7 @@ where
 
     /// Returns true if the map contains a value for the specified key.
     ///
-    /// Computes in **O(N)** time
+    /// Computes in *O*(n) time.
     ///
     /// # Examples
     ///
@@ -84,9 +84,9 @@ where
         self.get(key).is_some()
     }
 
-    /// Returns a reference to the value corresponding to the key
+    /// Returns a reference to the value corresponding to the key.
     ///
-    /// Computes in **O(N)** time
+    /// Computes in *O*(n) time.
     ///
     /// # Examples
     ///
@@ -108,9 +108,9 @@ where
             .map(|(_, v)| v)
     }
 
-    /// Returns a mutable reference to the value corresponding to the key
+    /// Returns a mutable reference to the value corresponding to the key.
     ///
-    /// Computes in **O(N)** time
+    /// Computes in *O*(n) time.
     ///
     /// # Examples
     ///
@@ -134,9 +134,9 @@ where
             .map(|(_, v)| v)
     }
 
-    /// Returns the number of elements in this map
+    /// Returns the number of elements in this map.
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time.
     ///
     /// # Examples
     ///
@@ -158,7 +158,7 @@ where
     ///
     /// If the map did have this key present, the value is updated, and the old value is returned.
     ///
-    /// Computes in **O(N)** time
+    /// Computes in *O*(n) time
     ///
     /// # Examples
     ///
@@ -183,9 +183,9 @@ where
         Ok(None)
     }
 
-    /// Returns true if the map contains no elements
+    /// Returns true if the map contains no elements.
     ///
-    /// Computes in **O(1)** time
+    /// Computes in *O*(1) time.
     ///
     /// # Examples
     ///
@@ -223,8 +223,8 @@ where
         }
     }
 
-    /// An iterator visiting all key-value pairs in arbitrary order, with mutable references to the
-    /// values
+    /// An iterator visiting all key-value pairs in arbitrary order,
+    /// with mutable references to the values.
     ///
     /// # Examples
     ///
@@ -251,7 +251,7 @@ where
         }
     }
 
-    /// An iterator visiting all keys in arbitrary order
+    /// An iterator visiting all keys in arbitrary order.
     ///
     /// # Examples
     ///
@@ -271,10 +271,10 @@ where
         self.iter().map(|(k, _)| k)
     }
 
-    /// Removes a key from the map, returning the value at the key if the key was previously in the
-    /// map
+    /// Removes a key from the map, returning the value at
+    /// the key if the key was previously in the map.
     ///
-    /// Computes in **O(N)** time
+    /// Computes in *O*(n) time
     ///
     /// # Examples
     ///
@@ -300,7 +300,7 @@ where
         idx.map(|idx| self.buffer.swap_remove(idx).1)
     }
 
-    /// An iterator visiting all values in arbitrary order
+    /// An iterator visiting all values in arbitrary order.
     ///
     /// # Examples
     ///
@@ -320,7 +320,7 @@ where
         self.iter().map(|(_, v)| v)
     }
 
-    /// An iterator visiting all values mutably in arbitrary order
+    /// An iterator visiting all values mutably in arbitrary order.
     ///
     /// # Examples
     ///