Struct ConditionalValidator 

pub struct ConditionalValidator<T, V, F> { /* private fields */ }

A validator that only applies when a condition is met

Implementations

impl<T, V, F> ConditionalValidator<T, V, F>

pub fn new(validator: V, condition: F) -> Self

Trait Implementations

impl<T, V, F> Validator<T> for ConditionalValidator<T, V, F>

where V: Validator<T>, F: Fn(&T) -> bool,

fn validate(&self, value: &T, name: &str) -> CoreResult<()>

Validate the value and return Ok(()) if valid, or an error if invalid

fn description(&self) -> String

Get a description of what this validator checks

fn and<V: Validator<T>>(self, other: V) -> CompositeValidator<T, Self, V>

where Self: Sized,

Chain this validator with another validator

fn when<F>(self, condition: F) -> ConditionalValidator<T, Self, F>

where Self: Sized, F: Fn(&T) -> bool,

Create a conditional validator that only applies when a condition is met