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FieldValidator

Struct FieldValidator 

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pub struct FieldValidator { /* private fields */ }
Expand description

Helper for collecting validation errors across multiple fields

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impl FieldValidator

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pub fn new() -> Self

Create a new field validator

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pub fn add(&mut self, field: &str, message: &str)

Add an error for a specific field

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pub fn add_if(&mut self, condition: bool, field: &str, message: &str)

Add an error conditionally

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pub fn is_empty(&self) -> bool

Check if there are any errors

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pub fn len(&self) -> usize

Get the number of errors

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pub fn errors(&self) -> &[(String, String)]

Get errors as field tuples

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pub fn into_service_error(self) -> ServiceError

Convert into ServiceError::ValidationErrors

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pub fn into_errors(self) -> Vec<(String, String)>

Get errors as Vec of tuples (consumes self)

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pub fn as_static_errors(&self) -> Vec<(&str, &str)>

Get errors as static str tuples (for backward compatibility)

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impl Debug for FieldValidator

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

Formats the value using the given formatter. Read more
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impl Default for FieldValidator

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fn default() -> FieldValidator

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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.