Struct Assert

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pub struct Assert<T: Parse, U: Display> { /* private fields */ }
Expand description

The container struct for assert method and its type.

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impl<T: Parse, U: Display> Assert<T, U>

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pub fn error(&self, arg: TokenStream2, error: U)

§Panics
  • when it is success to parse
  • when there is different in error message
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pub fn ok<V>(&self, arg: TokenStream2, assert: V)
where V: FnOnce(T),

§Panics
  • when it is failed to parse
  • when it is failed to finish to call assert

Auto Trait Implementations§

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impl<T, U> Freeze for Assert<T, U>

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impl<T, U> RefUnwindSafe for Assert<T, U>

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impl<T, U> Send for Assert<T, U>
where T: Send, U: Send,

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impl<T, U> Sync for Assert<T, U>
where T: Sync, U: Sync,

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impl<T, U> Unpin for Assert<T, U>
where T: Unpin, U: Unpin,

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impl<T, U> UnwindSafe for Assert<T, U>
where T: UnwindSafe, U: UnwindSafe,

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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<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.