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use super::Vec as StorageVec;
use crate::{
lazy::LazyIndexMap,
traits::{
KeyPtr,
PackedLayout,
SpreadAllocate,
SpreadLayout,
},
};
#[cfg(feature = "std")]
const _: () = {
use crate::{
lazy::Lazy,
traits::StorageLayout,
};
use ink_metadata::layout::{
FieldLayout,
Layout,
StructLayout,
};
use scale_info::TypeInfo;
impl<T> StorageLayout for StorageVec<T>
where
T: PackedLayout + TypeInfo + 'static,
{
fn layout(key_ptr: &mut KeyPtr) -> Layout {
Layout::Struct(StructLayout::new([
FieldLayout::new("len", <Lazy<u32> as StorageLayout>::layout(key_ptr)),
FieldLayout::new(
"elems",
<LazyIndexMap<T> as StorageLayout>::layout(key_ptr),
),
]))
}
}
};
impl<T> SpreadLayout for StorageVec<T>
where
T: PackedLayout,
{
const FOOTPRINT: u64 = 1 + <LazyIndexMap<T> as SpreadLayout>::FOOTPRINT;
fn pull_spread(ptr: &mut KeyPtr) -> Self {
Self {
len: SpreadLayout::pull_spread(ptr),
elems: SpreadLayout::pull_spread(ptr),
}
}
fn push_spread(&self, ptr: &mut KeyPtr) {
SpreadLayout::push_spread(&self.len, ptr);
SpreadLayout::push_spread(&self.elems, ptr);
}
fn clear_spread(&self, ptr: &mut KeyPtr) {
self.clear_cells();
SpreadLayout::clear_spread(&self.len, ptr);
SpreadLayout::clear_spread(&self.elems, ptr);
}
}
impl<T> SpreadAllocate for StorageVec<T>
where
T: PackedLayout,
{
fn allocate_spread(ptr: &mut KeyPtr) -> Self {
Self {
len: SpreadAllocate::allocate_spread(ptr),
elems: SpreadAllocate::allocate_spread(ptr),
}
}
}