Trait CustomValidator 

pub trait CustomValidator<T: InputType> {
    // Required method
    fn check(&self, value: &T) -> Result<(), InputValueError<T>>;
}

Represents a custom input value validator.

Required Methods

fn check(&self, value: &T) -> Result<(), InputValueError<T>>

Check the value is valid.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<T, F, E> CustomValidator<T> for F

where T: InputType, E: Into<InputValueError<T>>, F: Fn(&T) -> Result<(), E>,