predicates::reflection

Struct Parameter

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pub struct Parameter<'a>(/* private fields */);
Expand description

A view of a Predicate parameter, provided by reflection.

use predicates_core;

let param = predicates_core::reflection::Parameter::new("key", &10);
println!("{}", param);

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impl<'a> Parameter<'a>

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pub fn new(key: &'a str, value: &'a dyn Display) -> Parameter<'a>

Create a new Parameter.

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pub fn name(&self) -> &str

Access the Parameter name.

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pub fn value(&self) -> &dyn Display

Access the Parameter value.

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impl<'a> Debug for Parameter<'a>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl<'a> Display for Parameter<'a>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for Parameter<'a>

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impl<'a> !RefUnwindSafe for Parameter<'a>

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impl<'a> !Send for Parameter<'a>

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impl<'a> !Sync for Parameter<'a>

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impl<'a> Unpin for Parameter<'a>

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impl<'a> !UnwindSafe for Parameter<'a>

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> ToString for T
where T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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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.