Struct rlua::UserDataRef

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pub struct UserDataRef<'lua, T>(/* private fields */)
where
    T: 'static;
Expand description

A wrapper type for an immutably borrowed value from a AnyUserData.

It implements FromLua and can be used to receive a typed userdata from Lua.

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impl<'lua, T> Deref for UserDataRef<'lua, T>
where T: 'static,

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &<UserDataRef<'lua, T> as Deref>::Target

Dereferences the value.
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impl<'lua, T> FromLua<'lua> for UserDataRef<'lua, T>
where T: 'static,

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fn from_lua( value: Value<'lua>, _: &'lua Lua ) -> Result<UserDataRef<'lua, T>, Error>

Performs the conversion.

Auto Trait Implementations§

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impl<'lua, T> !RefUnwindSafe for UserDataRef<'lua, T>

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impl<'lua, T> !Send for UserDataRef<'lua, T>

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impl<'lua, T> !Sync for UserDataRef<'lua, T>

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impl<'lua, T> Unpin for UserDataRef<'lua, T>

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impl<'lua, T> !UnwindSafe for UserDataRef<'lua, T>

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<'lua, T> FromLuaMulti<'lua> for T
where T: FromLua<'lua>,

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fn from_lua_multi(values: MultiValue<'lua>, lua: &'lua Lua) -> Result<T, Error>

Performs the conversion. Read more
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fn from_lua_args( args: MultiValue<'lua>, i: usize, to: Option<&str>, lua: &'lua Lua ) -> Result<T, Error>

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unsafe fn from_stack_multi(nvals: i32, lua: &'lua Lua) -> Result<T, Error>

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unsafe fn from_stack_args( nargs: i32, i: usize, to: Option<&str>, lua: &'lua Lua ) -> Result<T, Error>

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.