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// This file is part of ICU4X. For terms of use, please see the file
// called LICENSE at the top level of the ICU4X source tree
use crate::map::ZeroMapKV;
use crate::ule::*;
use crate::vecs::{FlexZeroSlice, FlexZeroVec};
use crate::{VarZeroSlice, VarZeroVec, ZeroMap, ZeroMap2d, ZeroSlice, ZeroVec};
use zerofrom::ZeroFrom;
impl<'zf, T> ZeroFrom<'zf, ZeroVec<'_, T>> for ZeroVec<'zf, T>
where
T: 'static + AsULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf ZeroVec<'_, T>) -> Self {
ZeroVec::new_borrowed(other.as_ule_slice())
}
}
impl<'zf, T> ZeroFrom<'zf, ZeroSlice<T>> for ZeroVec<'zf, T>
where
T: 'static + AsULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf ZeroSlice<T>) -> Self {
ZeroVec::new_borrowed(other.as_ule_slice())
}
}
impl<'zf, T> ZeroFrom<'zf, ZeroSlice<T>> for &'zf ZeroSlice<T>
where
T: 'static + AsULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf ZeroSlice<T>) -> Self {
other
}
}
impl<'zf> ZeroFrom<'zf, FlexZeroVec<'_>> for FlexZeroVec<'zf> {
#[inline]
fn zero_from(other: &'zf FlexZeroVec<'_>) -> Self {
FlexZeroVec::Borrowed(other)
}
}
impl<'zf> ZeroFrom<'zf, FlexZeroSlice> for FlexZeroVec<'zf> {
#[inline]
fn zero_from(other: &'zf FlexZeroSlice) -> Self {
FlexZeroVec::Borrowed(other)
}
}
impl<'zf> ZeroFrom<'zf, FlexZeroSlice> for &'zf FlexZeroSlice {
#[inline]
fn zero_from(other: &'zf FlexZeroSlice) -> Self {
other
}
}
impl<'zf, T> ZeroFrom<'zf, VarZeroSlice<T>> for VarZeroVec<'zf, T>
where
T: 'static + VarULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf VarZeroSlice<T>) -> Self {
other.into()
}
}
impl<'zf, T> ZeroFrom<'zf, VarZeroVec<'_, T>> for VarZeroVec<'zf, T>
where
T: 'static + VarULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf VarZeroVec<'_, T>) -> Self {
other.as_slice().into()
}
}
impl<'zf, T> ZeroFrom<'zf, VarZeroSlice<T>> for &'zf VarZeroSlice<T>
where
T: 'static + VarULE + ?Sized,
{
#[inline]
fn zero_from(other: &'zf VarZeroSlice<T>) -> Self {
other
}
}
impl<'zf, 's, K, V> ZeroFrom<'zf, ZeroMap<'s, K, V>> for ZeroMap<'zf, K, V>
where
K: 'static + for<'b> ZeroMapKV<'b> + ?Sized,
V: 'static + for<'b> ZeroMapKV<'b> + ?Sized,
<K as ZeroMapKV<'zf>>::Container: ZeroFrom<'zf, <K as ZeroMapKV<'s>>::Container>,
<V as ZeroMapKV<'zf>>::Container: ZeroFrom<'zf, <V as ZeroMapKV<'s>>::Container>,
{
fn zero_from(other: &'zf ZeroMap<'s, K, V>) -> Self {
ZeroMap {
keys: K::Container::zero_from(&other.keys),
values: V::Container::zero_from(&other.values),
}
}
}
impl<'zf, 's, K0, K1, V> ZeroFrom<'zf, ZeroMap2d<'s, K0, K1, V>> for ZeroMap2d<'zf, K0, K1, V>
where
K0: 'static + for<'b> ZeroMapKV<'b> + ?Sized,
K1: 'static + for<'b> ZeroMapKV<'b> + ?Sized,
V: 'static + for<'b> ZeroMapKV<'b> + ?Sized,
<K0 as ZeroMapKV<'zf>>::Container: ZeroFrom<'zf, <K0 as ZeroMapKV<'s>>::Container>,
<K1 as ZeroMapKV<'zf>>::Container: ZeroFrom<'zf, <K1 as ZeroMapKV<'s>>::Container>,
<V as ZeroMapKV<'zf>>::Container: ZeroFrom<'zf, <V as ZeroMapKV<'s>>::Container>,
{
fn zero_from(other: &'zf ZeroMap2d<'s, K0, K1, V>) -> Self {
ZeroMap2d {
keys0: K0::Container::zero_from(&other.keys0),
joiner: ZeroVec::zero_from(&other.joiner),
keys1: K1::Container::zero_from(&other.keys1),
values: V::Container::zero_from(&other.values),
}
}
}