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get(0) -> first()

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mat 2024-06-16 05:16:32 +00:00
commit d7547067ee
4 changed files with 15 additions and 3 deletions
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2
simdnbt/README.md
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@ -26,7 +26,7 @@ fn example(item_bytes: &[u8]) {
let skyblock_id: Cow<str> = nbt
.list("i")
.and_then(|i| i.compounds())
.and_then(|i| i.get(0))
.and_then(|i| i.first())
.and_then(|i| i.compound("tag"))
.and_then(|tag| tag.compound("ExtraAttributes"))
.and_then(|ea| ea.string("id"))

2
simdnbt/benches/compare_hypixel.rs
View file

@ -125,7 +125,7 @@ fn simdnbt_items_from_nbt(nbt: simdnbt::borrow::BaseNbt) -> Option<Vec<Option<It
.and_then(|skull_owner| skull_owner.compound("Properties"))
.and_then(|properties| properties.list("textures"))
.and_then(|textures| textures.compounds())
.and_then(|textures| textures.get(0))
.and_then(|textures| textures.first())
.and_then(|texture| texture.string("Value"))
// the real program does some base64+json decoding here but that's unnecessary for the benchmark
.map(|value| value.to_string()),

2
simdnbt/examples/hypixel_no_derive.rs
View file

@ -57,7 +57,7 @@ fn items_from_nbt(nbt: BaseNbt) -> Option<Vec<Option<Item>>> {
.and_then(|skull_owner| skull_owner.compound("Properties"))
.and_then(|properties| properties.list("textures"))
.and_then(|textures| textures.compounds())
.and_then(|textures| textures.get(0))
.and_then(|textures| textures.first())
.and_then(|texture| texture.string("Value"))
// the real program does some base64+json decoding here but that's unnecessary for the benchmark
.map(|value| value.to_string()),

12
simdnbt/src/borrow/list.rs
View file

@ -613,6 +613,12 @@ impl<'a, 'tape> ListList<'a, 'tape> {
pub fn get(&self, index: usize) -> Option<NbtList<'a, 'tape>> {
self.iter.clone().nth(index)
}
pub fn first(&self) -> Option<NbtList<'a, 'tape>> {
self.iter.clone().next()
}
pub fn last(&self) -> Option<NbtList<'a, 'tape>> {
self.iter.clone().last()
}
}
impl<'a: 'tape, 'tape> IntoIterator for ListList<'a, 'tape> {
type Item = NbtList<'a, 'tape>;
@ -715,6 +721,12 @@ impl<'a, 'tape> CompoundList<'a, 'tape> {
pub fn get(&self, index: usize) -> Option<NbtCompound<'a, 'tape>> {
self.iter.clone().nth(index)
}
pub fn first(&self) -> Option<NbtCompound<'a, 'tape>> {
self.iter.clone().next()
}
pub fn last(&self) -> Option<NbtCompound<'a, 'tape>> {
self.iter.clone().last()
}
}
impl<'a: 'tape, 'tape> IntoIterator for CompoundList<'a, 'tape> {
type Item = NbtCompound<'a, 'tape>;