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use crate::HasHash;
use crate::HashableContent;
use crate::HoloHashOf;
#[cfg(feature = "serialization")]
use holochain_serialized_bytes::prelude::*;
#[cfg(feature = "arbitrary")]
use crate::PrimitiveHashType;
#[cfg_attr(feature = "serialization", derive(Debug, Serialize, Deserialize))]
pub struct HoloHashed<C: HashableContent> {
pub content: C,
pub hash: HoloHashOf<C>,
}
impl<C: HashableContent> HasHash<C::HashType> for HoloHashed<C> {
fn as_hash(&self) -> &HoloHashOf<C> {
&self.hash
}
fn into_hash(self) -> HoloHashOf<C> {
self.hash
}
}
#[cfg(feature = "arbitrary")]
impl<'a, C> arbitrary::Arbitrary<'a> for HoloHashed<C>
where
C: HashableContent + arbitrary::Arbitrary<'a>,
C::HashType: PrimitiveHashType,
{
fn arbitrary(u: &mut arbitrary::Unstructured<'a>) -> arbitrary::Result<Self> {
let hash = HoloHashOf::<C>::arbitrary(u)?;
let content = C::arbitrary(u)?;
Ok(Self { content, hash })
}
}
impl<C> HoloHashed<C>
where
C: HashableContent,
{
pub fn with_pre_hashed(content: C, hash: HoloHashOf<C>) -> Self {
Self { content, hash }
}
pub fn as_content(&self) -> &C {
&self.content
}
#[cfg(feature = "test_utils")]
pub fn as_content_mut(&mut self) -> &mut C {
&mut self.content
}
pub fn into_content(self) -> C {
self.content
}
pub fn into_inner(self) -> (C, HoloHashOf<C>) {
(self.content, self.hash)
}
}
impl<C> Clone for HoloHashed<C>
where
C: HashableContent + Clone,
{
fn clone(&self) -> Self {
Self {
content: self.content.clone(),
hash: self.hash.clone(),
}
}
}
impl<C> std::convert::From<HoloHashed<C>> for (C, HoloHashOf<C>)
where
C: HashableContent,
{
fn from(g: HoloHashed<C>) -> (C, HoloHashOf<C>) {
g.into_inner()
}
}
impl<C> std::ops::Deref for HoloHashed<C>
where
C: HashableContent,
{
type Target = C;
fn deref(&self) -> &Self::Target {
self.as_content()
}
}
impl<C> std::convert::AsRef<C> for HoloHashed<C>
where
C: HashableContent,
{
fn as_ref(&self) -> &C {
self.as_content()
}
}
impl<C> std::borrow::Borrow<C> for HoloHashed<C>
where
C: HashableContent,
{
fn borrow(&self) -> &C {
self.as_content()
}
}
impl<C> std::cmp::PartialEq for HoloHashed<C>
where
C: HashableContent,
{
fn eq(&self, other: &Self) -> bool {
self.hash == other.hash
}
}
impl<C> std::cmp::Eq for HoloHashed<C> where C: HashableContent {}
impl<C> std::hash::Hash for HoloHashed<C>
where
C: HashableContent,
{
fn hash<StdH: std::hash::Hasher>(&self, state: &mut StdH) {
std::hash::Hash::hash(&self.hash, state)
}
}