Struct FormConfig

pub struct FormConfig { /* private fields */ }

Form extractor configuration

use actix_web::{error, web, App, FromRequest, HttpResponse};
use serde::Deserialize;
use actix_web_validator::{Form, FormConfig};
use validator::Validate;

#[derive(Deserialize, Validate)]
struct Info {
    #[validate(length(min = 3))]
    username: String,
}

/// deserialize `Info` from request's form data, max payload size is 4kb
async fn index(info: Form<Info>) -> String {
    format!("Welcome {}!", info.username)
}

fn main() {
    let form_config = FormConfig::default()
        .limit(4096)
        .error_handler(|err, req| {  // <- create custom error response
            error::InternalError::from_response(err, HttpResponse::Conflict().finish()).into()
        });
    let app = App::new().service(
        web::resource("/index.html")
            .app_data(form_config)
            .route(web::post().to(index))
    );
}

Implementations

impl FormConfig

pub fn limit(self, limit: usize) -> Self

Change max size of payload. By default max size is 16Kb

pub fn error_handler<F>(self, f: F) -> Self

where F: Fn(Error, &HttpRequest) -> Error + 'static,

Set custom error handler

Trait Implementations

impl Clone for FormConfig

fn clone(&self) -> FormConfig

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for FormConfig

fn default() -> Self

Returns the “default value” for a type.