type_rules::rules

Struct All

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pub struct All<'a, T>(pub T, pub &'a str);
Expand description

Rule to constrain an iterable collection (with reference) to valid the specified rule and an error message

§Example

use type_rules::prelude::*;

#[derive(Validator)]
struct VecNotEmptyString(
    #[rule(All(MinLength(1), "You can't use empty string"))]
    Vec<String>
);

Tuple Fields§

§0: T§1: &'a str

Trait Implementations§

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impl<'a, T, U> Rule<U> for All<'a, T>
where U: IntoIterator, for<'b> &'b U: IntoIterator<Item = &'b U::Item>, T: Rule<<U as IntoIterator>::Item>,

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fn check(&self, value: &U) -> Result<(), String>

Auto Trait Implementations§

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impl<'a, T> Freeze for All<'a, T>
where T: Freeze,

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impl<'a, T> RefUnwindSafe for All<'a, T>
where T: RefUnwindSafe,

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impl<'a, T> Send for All<'a, T>
where T: Send,

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impl<'a, T> Sync for All<'a, T>
where T: Sync,

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impl<'a, T> Unpin for All<'a, T>
where T: Unpin,

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impl<'a, T> UnwindSafe for All<'a, T>
where T: UnwindSafe,

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<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.