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48 lines
1.1 KiB
Rust
48 lines
1.1 KiB
Rust
use std::any::TypeId;
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use std::collections::HashMap;
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/// Base typemap used for implementation but not elsewhere
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/// Each other typemap is just a newtype of this base type with
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/// additional implementation.
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#[doc(hidden)]
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#[derive(Debug)]
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pub(crate) struct TypeIndexedMap<T>(pub(crate) HashMap<TypeId, T>);
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impl<T> Default for TypeIndexedMap<T> {
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fn default() -> Self {
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Self(HashMap::default())
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}
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}
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impl<T> TypeIndexedMap<T> {
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#[inline]
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pub fn new() -> Self {
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Self::default()
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}
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#[inline]
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pub fn insert<K: 'static>(&mut self, value: T) {
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self.0.insert(TypeId::of::<K>(), value);
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}
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#[inline]
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pub fn get<K: 'static>(&self) -> Option<&T> {
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self.0.get(&TypeId::of::<K>())
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}
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#[inline]
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pub fn get_mut<K: 'static>(&mut self) -> Option<&mut T> {
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self.0.get_mut(&TypeId::of::<K>())
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}
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#[inline]
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pub fn remove<K: 'static>(&mut self) -> Option<T> {
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self.0.remove(&TypeId::of::<K>())
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}
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#[inline]
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pub fn contains_key<K: 'static>(&self) -> bool {
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self.0.contains_key(&TypeId::of::<K>())
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}
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}
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