Struct form_checker::Checker

pub struct Checker<T: FieldType> { /* fields omitted */ }

The checker for a field.

Methods

impl<T: FieldType> Checker<T>

fn new(field_name: &str, field_title: &str, field_type: T) -> Checker<T>

Construct a new Checker.

field_name is the field name in the form.

field_title is a descriptive value, used to diplay error messages.

field_type is a type implementing the FieldType trait.

fn meet(self, rule: Rule) -> Checker<T>

Add a rule to this checker, refer to the Rule.

fn set(self, option: CheckerOption) -> Checker<T>

Set an option for this checker, refer to the CheckerOption.

Trait Implementations

impl<T: FieldType> Checkable for Checker<T>

fn check(
    &self,
    params: &HashMap<String, Vec<String>>
) -> Result<Option<Vec<FieldValue>>, Message>

fn get_name(&self) -> String