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impl HashMap<Arc<str>, NbtItem<T>>

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shenjack-mac 2023-08-03 12:01:57 +08:00
parent 9dd12b3861
commit 50a6dc53bd
1 changed files with 21 additions and 18 deletions
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39
src/data.rs
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@ -12,6 +12,7 @@ pub type StringLength = u32;
/// Reader /// Reader
pub type Reader<'a> = Cursor<&'a [u8]>; pub type Reader<'a> = Cursor<&'a [u8]>;
#[derive(Debug, Clone)]
pub enum NbtItem<T: NbtListTrait> { pub enum NbtItem<T: NbtListTrait> {
Value(NbtValue), Value(NbtValue),
Array(NbtList<T>), Array(NbtList<T>),
@ -59,20 +60,7 @@ where
} }
macro_rules! add_impl { macro_rules! add_impl {
($type:ty, $value:ty, $tag:expr, false) => { ($type:ty, $value:ty ,$tag:expr) => {
impl NbtListTrait for $type {
type ValueType = $value;
#[inline]
fn type_tag() -> u8 { $tag }
#[inline]
fn len(&self) -> usize { self.len() }
#[inline]
fn get_index(&self, _: usize) -> Option<Self::ValueType> { None }
#[inline]
fn get_name(&self, name: &str) -> Option<Self::ValueType> { self.get(name).copied() }
}
};
($type:ty, $value:ty ,$tag:expr, true) => {
impl NbtListTrait for $type { impl NbtListTrait for $type {
type ValueType = $value; type ValueType = $value;
#[inline] #[inline]
@ -87,10 +75,24 @@ macro_rules! add_impl {
}; };
} }
add_impl!(Vec<bool>, bool, 0x07, true); add_impl!(Vec<bool>, bool, 0x07);
add_impl!(HashMap<Arc<str>, i32>, i32, 0x0A, false); add_impl!(Vec<i32>, i32, 0x0B);
add_impl!(Vec<i32>, i32, 0x0B, true); add_impl!(Vec<i64>, i64, 0x0C);
add_impl!(Vec<i64>, i64, 0x0C, true);
impl<T> NbtListTrait for HashMap<Arc<str>, NbtItem<T>>
where
T: Clone + NbtListTrait,
{
type ValueType = NbtItem<T>;
#[inline]
fn type_tag() -> u8 { 0x0A }
#[inline]
fn len(&self) -> usize { self.len() }
#[inline]
fn get_index(&self, _: usize) -> Option<Self::ValueType> { None }
#[inline]
fn get_name(&self, name: &str) -> Option<Self::ValueType> { self.get(name).cloned() }
}
impl NbtList<Vec<i32>> { impl NbtList<Vec<i32>> {
/// 直接读取长度和值 不带名称 /// 直接读取长度和值 不带名称
@ -193,6 +195,7 @@ impl NbtValue {
read_data!(from_f32, NbtFloat, f32, 4); read_data!(from_f32, NbtFloat, f32, 4);
read_data!(from_f64, NbtDouble, f64, 8); read_data!(from_f64, NbtDouble, f64, 8);
/// 直接读取
pub fn from_string(value: &mut Reader) -> Self { pub fn from_string(value: &mut Reader) -> Self {
let len: StringLength = Self::from_i32(value).as_i32().unwrap() as u32; let len: StringLength = Self::from_i32(value).as_i32().unwrap() as u32;
let mut buff = vec![0_u8; len as usize]; let mut buff = vec![0_u8; len as usize];