Trait ValidationRule 

pub trait ValidationRule {
    // Required methods
    fn validate(&self, value: &JsonValue, fieldpath: &str) -> Result<(), String>;
    fn name(&self) -> &str;
    fn description(&self) -> &str;
}

Trait for custom validation rules

Required Methods

fn validate(&self, value: &JsonValue, fieldpath: &str) -> Result<(), String>

Validate a value

fn name(&self) -> &str

Get rule name

fn description(&self) -> &str

Get rule description

Dyn Compatibility

This trait is dyn compatible.

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

Implementors