mirror of
https://git.asonix.dog/asonix/activitystreams.git
synced 2024-11-21 19:31:00 +00:00
Add as_slice(), rename unwrap_to_vec() to into_vec()
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parent
efc9cf2362
commit
47efc1c646
4 changed files with 105 additions and 27 deletions
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@ -1,7 +1,7 @@
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[package]
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name = "activitystreams"
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description = "A set of core types and traits for activitystreams data"
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version = "0.7.0-alpha.11"
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version = "0.7.0-alpha.12"
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license = "GPL-3.0"
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authors = ["asonix <asonix@asonix.dog>"]
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repository = "https://git.asonix.dog/Aardwolf/activitystreams"
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12
src/base.rs
12
src/base.rs
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@ -1754,7 +1754,7 @@ impl OneOrMany<AnyBase> {
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/// # }
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/// ```
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pub fn from_xsd_any_uri(id: Url) -> Self {
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OneOrMany(Either::Left(AnyBase::from_xsd_any_uri(id)))
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OneOrMany(Either::Left([AnyBase::from_xsd_any_uri(id)]))
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}
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/// Create a `OneOrMany<AnyBase>` from a String
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@ -1765,7 +1765,7 @@ impl OneOrMany<AnyBase> {
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/// let one = OneOrMany::<AnyBase>::from_xsd_string("hi".into());
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/// ```
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pub fn from_xsd_string(xsd_string: String) -> Self {
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OneOrMany(Either::Left(AnyBase::from_xsd_string(xsd_string)))
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OneOrMany(Either::Left([AnyBase::from_xsd_string(xsd_string)]))
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}
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/// Create a `OneOrMany<AnyBase>` from a `Base<serde_json::Value>`
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@ -1779,7 +1779,7 @@ impl OneOrMany<AnyBase> {
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/// let one = OneOrMany::from_base(base);
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/// ```
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pub fn from_base(base: Base<serde_json::Value>) -> Self {
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OneOrMany(Either::Left(AnyBase::from_base(base)))
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OneOrMany(Either::Left([AnyBase::from_base(base)]))
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}
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/// Overwrite the current object with a Url
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@ -1795,7 +1795,7 @@ impl OneOrMany<AnyBase> {
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/// assert!(one.as_single_xsd_any_uri().is_some());
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/// ```
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pub fn set_single_xsd_any_uri(&mut self, id: Url) -> &mut Self {
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self.0 = Either::Left(AnyBase::from_xsd_any_uri(id));
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self.0 = Either::Left([AnyBase::from_xsd_any_uri(id)]);
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self
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}
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@ -1812,7 +1812,7 @@ impl OneOrMany<AnyBase> {
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/// assert!(one.as_single_xsd_string().is_some());
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/// ```
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pub fn set_single_xsd_string(&mut self, xsd_string: String) -> &mut Self {
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self.0 = Either::Left(AnyBase::from_xsd_string(xsd_string));
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self.0 = Either::Left([AnyBase::from_xsd_string(xsd_string)]);
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self
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}
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@ -1829,7 +1829,7 @@ impl OneOrMany<AnyBase> {
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/// assert!(one.as_single_base().is_some());
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/// ```
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pub fn set_single_base(&mut self, base: Base<serde_json::Value>) -> &mut Self {
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self.0 = Either::Left(AnyBase::from_base(base));
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self.0 = Either::Left([AnyBase::from_base(base)]);
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self
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}
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@ -358,7 +358,7 @@ impl OneOrMany<&AnyString> {
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/// ```
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pub fn to_owned(self) -> OneOrMany<AnyString> {
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match self.0 {
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Either::Left(one_ref) => OneOrMany(Either::Left(one_ref.to_owned())),
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Either::Left([one_ref]) => OneOrMany(Either::Left([one_ref.to_owned()])),
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Either::Right(many_ref) => {
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OneOrMany(Either::Right(many_ref.into_iter().cloned().collect()))
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}
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@ -18,9 +18,8 @@ use crate::either::Either;
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/// "key": [value, ...]
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/// }
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/// ```
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#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
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#[serde(transparent)]
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pub struct OneOrMany<T>(pub(crate) Either<T, Vec<T>>);
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#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
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pub struct OneOrMany<T>(pub(crate) Either<[T; 1], Vec<T>>);
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/// An iterator over a OneOrMany's borrowed contents
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#[derive(Clone, Debug)]
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@ -48,7 +47,7 @@ impl<T> OneOrMany<T> {
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/// ```
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pub fn iter(&self) -> Iter<'_, T> {
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match self.0 {
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Either::Left(ref t) => Iter(Either::Left(Some(t))),
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Either::Left([ref t]) => Iter(Either::Left(Some(t))),
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Either::Right(ref v) => Iter(Either::Right(v.iter())),
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}
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}
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@ -66,7 +65,7 @@ impl<T> OneOrMany<T> {
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/// ```
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pub fn iter_mut(&mut self) -> IterMut<'_, T> {
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match self.0 {
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Either::Left(ref mut t) => IterMut(Either::Left(Some(t))),
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Either::Left([ref mut t]) => IterMut(Either::Left(Some(t))),
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Either::Right(ref mut v) => IterMut(Either::Right(v.iter_mut())),
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}
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}
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@ -82,7 +81,7 @@ impl<T> OneOrMany<T> {
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/// assert_eq!(value_ref.one(), Some(&String::from("hi")));
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/// ```
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pub fn as_ref(&self) -> OneOrMany<&T> {
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OneOrMany(self.0.as_ref().map(|l| l, |r| r.iter().collect()))
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OneOrMany(self.0.as_ref().map(|[l]| [l], |r| r.iter().collect()))
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}
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/// Map the value inside the OneOrMany from T to U
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@ -99,7 +98,7 @@ impl<T> OneOrMany<T> {
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where
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F: Fn(T) -> U + Copy,
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{
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OneOrMany(self.0.map(f, |v| v.into_iter().map(f).collect()))
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OneOrMany(self.0.map(|[l]| [f(l)], |v| v.into_iter().map(f).collect()))
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}
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/// Create a OneOrMany mutably referencing the existing one
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@ -111,7 +110,7 @@ impl<T> OneOrMany<T> {
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/// let value_mut = value.as_mut();
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/// ```
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pub fn as_mut(&mut self) -> OneOrMany<&mut T> {
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OneOrMany(self.0.as_mut().map(|l| l, |r| r.iter_mut().collect()))
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OneOrMany(self.0.as_mut().map(|[l]| [l], |r| r.iter_mut().collect()))
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}
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/// Get a reference to a single value
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@ -124,7 +123,7 @@ impl<T> OneOrMany<T> {
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/// }
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/// ```
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pub fn as_one(&self) -> Option<&T> {
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self.0.as_ref().left()
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self.0.as_ref().left().map(|[t]| t)
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}
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/// Borrow one as mutable
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@ -141,7 +140,7 @@ impl<T> OneOrMany<T> {
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/// assert_eq!(value.one(), Some(2));
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/// ```
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pub fn one_mut(&mut self) -> Option<&mut T> {
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self.0.as_mut().left()
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self.0.as_mut().left().map(|[t]| t)
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}
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/// Take a single value
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@ -154,7 +153,7 @@ impl<T> OneOrMany<T> {
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/// }
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/// ```
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pub fn one(self) -> Option<T> {
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self.0.left()
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self.0.left().map(|[t]| t)
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}
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/// Get a slice of values
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@ -211,17 +210,33 @@ impl<T> OneOrMany<T> {
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/// ```rust
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/// # use activitystreams::primitives::OneOrMany;
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/// # let value = OneOrMany::from_many(vec![1, 2, 3]);
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/// for item in value.unwrap_to_vec() {
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/// for item in value.into_vec() {
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/// println!("{:?}", item);
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/// }
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/// ```
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pub fn unwrap_to_vec(self) -> Vec<T> {
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pub fn into_vec(self) -> Vec<T> {
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match self.0 {
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Either::Left(t) => vec![t],
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Either::Left(t) => t.into(),
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Either::Right(v) => v,
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}
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}
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/// Return a slice of values contained by the OneOrMany
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///
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/// ```rust
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/// # use activitystreams::primitives::OneOrMany;
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/// # let value = OneOrMany::from_many(vec![1, 2, 3]);
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/// for item in value.as_slice() {
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/// println!("{:?}", item)
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/// }
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/// ```
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pub fn as_slice(&self) -> &[T] {
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match self.0 {
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Either::Left(ref t) => t,
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Either::Right(ref v) => v,
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}
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}
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/// Produce a new object from one value
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///
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/// ```
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/// let v = OneOrMany::from_one(1234);
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/// ```
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pub fn from_one(t: T) -> Self {
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OneOrMany(Either::Left(t))
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OneOrMany(Either::Left([t]))
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}
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/// Produce a new object from a vec of values
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@ -255,7 +270,7 @@ impl<T> OneOrMany<T> {
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where
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U: Into<T>,
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{
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self.0 = Either::Left(u.into());
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self.0 = Either::Left([u.into()]);
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self
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}
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U: Into<T>,
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{
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let mut v = match std::mem::replace(&mut self.0, Either::Right(vec![])) {
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Either::Left(one) => vec![one],
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Either::Left(one) => one.into(),
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Either::Right(v) => v,
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};
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v.push(u.into());
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U: Into<T>,
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{
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let mut v = match std::mem::replace(&mut self.0, Either::Right(vec![])) {
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Either::Left(one) => vec![one],
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Either::Left(one) => one.into(),
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Either::Right(v) => v,
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};
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v.extend(items.into_iter().map(Into::into));
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@ -341,7 +356,7 @@ impl<T> IntoIterator for OneOrMany<T> {
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/// ```
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fn into_iter(self) -> Self::IntoIter {
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match self.0 {
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Either::Left(t) => IntoIter(Either::Left(Some(t))),
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Either::Left([t]) => IntoIter(Either::Left(Some(t))),
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Either::Right(v) => IntoIter(Either::Right(v.into_iter())),
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}
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}
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@ -557,10 +572,73 @@ impl<T> From<Vec<T>> for OneOrMany<T> {
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}
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}
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impl<'de, T> serde::de::Deserialize<'de> for OneOrMany<T>
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where
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T: serde::de::Deserialize<'de>,
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{
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
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where
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D: serde::Deserializer<'de>,
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{
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#[derive(serde::Deserialize)]
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struct OneOrManyInner<T>(Either<T, Vec<T>>);
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OneOrManyInner::deserialize(deserializer).map(|inner| match inner.0 {
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Either::Left(one) => OneOrMany(Either::Left([one])),
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Either::Right(vec) => OneOrMany(Either::Right(vec)),
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})
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}
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}
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impl<T> serde::Serialize for OneOrMany<T>
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where
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T: serde::ser::Serialize,
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{
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: serde::Serializer,
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{
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#[derive(serde::Serialize)]
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struct OneOrManyInner<'a, T>(Either<&'a T, &'a [T]>);
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let to_ser = match self.0 {
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Either::Left([ref one]) => OneOrManyInner(Either::Left(one)),
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Either::Right(ref v) => OneOrManyInner(Either::Right(v)),
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};
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to_ser.serialize(serializer)
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}
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}
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#[cfg(test)]
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mod tests {
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use super::OneOrMany;
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#[test]
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fn ser_de() {
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#[derive(Debug, PartialEq, Eq, serde::Deserialize, serde::Serialize)]
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struct Hi {
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inner: OneOrMany<String>,
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}
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let h1 = Hi {
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inner: OneOrMany::from_one(String::from("hello")),
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};
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let s = serde_json::to_string(&h1).unwrap();
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assert_eq!(s, r#"{"inner":"hello"}"#);
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let h2: Hi = serde_json::from_str(&s).unwrap();
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assert_eq!(h2, h1);
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let h1 = Hi {
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inner: OneOrMany::from_many(vec![String::from("hello"), String::from("hi")]),
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};
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let s = serde_json::to_string(&h1).unwrap();
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assert_eq!(s, r#"{"inner":["hello","hi"]}"#);
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let h2: Hi = serde_json::from_str(&s).unwrap();
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assert_eq!(h2, h1);
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}
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#[test]
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fn iter_works() {
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let single = OneOrMany::from_one(1);
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