tide-validator 0.8.0

Data validator for Tide web framework
Documentation 
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// #![feature(trait_alias)]
use async_std::io;
use tide_validator::{HttpField, ValidatorMiddleware};
#[async_std::main]
async fn main() -> io::Result<()> {
    let mut app = tide::new();
    let mut validator_middleware = ValidatorMiddleware::new();
    let is_number = |_field_name: &str, field_value: Option<&str>| {
        field_value
            .unwrap()
            .parse::<i64>()
            .map(|_| ())
            .map_err(|_| "invalid number")
    };
    validator_middleware.add_validator(HttpField::Param("age"), is_number);
    app.at("/test/:age")
        .middleware(validator_middleware)
        .get(|_: tide::Request<()>| async move { Ok("Hello World") });

    app.listen("127.0.0.1:8080").await?;
    Ok(())
}