Struct Validator 

pub struct Validator { /* private fields */ }

Available on crate feature validation only.

Builder for composing multiple validations.

Implementations

impl Validator

pub fn new() -> Self

Create a new validator.

pub fn check<F>(&mut self, field: &str, validation: F) -> &mut Self

where F: FnOnce() -> Result<(), ValidationError>,

Add a validation check.

pub const fn is_valid(&self) -> bool

Check if validation passed.

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

Get all errors.

pub fn finish(self) -> Result<(), Vec<(String, ValidationError)>>

Finish validation and return result.

Errors

Returns the list of validation errors if any checks failed.

Trait Implementations

impl Debug for Validator

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

Formats the value using the given formatter.

impl Default for Validator

fn default() -> Validator

Returns the “default value” for a type.