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mirror of https://github.com/actix/actix-website synced 2025-01-22 16:15:56 +01:00

Update to actix-web 2.0 (#131)

This commit is contained in:
Dominic 2019-12-29 14:57:11 +01:00 committed by Yuki Okushi
parent 4b216230d5
commit b04e76e678
6 changed files with 39 additions and 34 deletions

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@ -17,5 +17,6 @@ baseURL = "https://actix.rs"
[params]
actixVersion = "0.9"
actixWebVersion = "2.0"
actixRtVersion = "1.0"
actixWebMinRustVersion = "1.39"
actixMinRustVersion = "1.39"

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@ -1,3 +1,3 @@
---
title: Actix - Actor System and Web Framework for Rust
title: rust's powerful actor system and most fun web framework
---

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@ -23,25 +23,26 @@ contains the following:
```ini
[dependencies]
actix-web = "{{< actix-version "actix-web" >}}"
actix-rt = "{{< actix-version "actix-rt" >}}"
```
In order to implement a web server, we first need to create a request handler.
A request handler is a function that accepts zero or more parameters that can be
A request handler is an async function that accepts zero or more parameters that can be
extracted from a request (ie, `impl FromRequest`) and returns a type that can be
converted into an `HttpResponse` (ie, `impl Responder`):
{{< include-example example="getting-started" section="setup" >}}
Next, create an `App` instance and register the request handler with the application's
`route` on a *path* and with a particular *HTTP method*. After that, the application
`route` on a _path_ and with a particular _HTTP method_. After that, the application
instance can be used with `HttpServer` to listen for incoming connections. The server
accepts a function that should return an application factory.
{{< include-example example="getting-started" section="main" >}}
That's it! Now, compile and run the program with `cargo run`.
Head over to ``http://localhost:8088/`` to see the results.
Head over to `http://localhost:8088/` to see the results.
### Using Attribute Macros to Define Routes

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@ -6,4 +6,4 @@ workspace = "../"
[dependencies]
actix-web = "2.0"
actix-rt = "1.0"
actix-rt = "1.0.0"

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@ -4,7 +4,8 @@
<div class="jumbotron">
<div class="actix-jumbotron">
<img src="/img/logo-large.png" class="align-middle actix-logo" alt="">
<p class="lead">rust's powerful actor system and most fun web framework</p>
<p class="lead">rust's powerful actor system and most fun web framework
</p>
</div>
</div>
@ -34,28 +35,29 @@
<i class="fa fa-fw fa-dashboard" aria-hidden="true"></i>
Blazingly Fast
</h2>
<p>Actix is blazingly fast. Don't take our word for it -- <a href="https://www.techempower.com/benchmarks/#section=data-r18">see for yourself!</a></p>
<p>Actix is blazingly fast. Don't take our word for it -- <a
href="https://www.techempower.com/benchmarks/#section=data-r18">see for yourself!</a></p>
</div>
</div>
<div class="col-md-8">
<div class="actix-content">
{{ highlight `use actix_web::{web, App, HttpRequest, HttpServer, Responder};
fn greet(req: HttpRequest) -> impl Responder {
async fn greet(req: HttpRequest) -> impl Responder {
let name = req.match_info().get("name").unwrap_or("World");
format!("Hello {}!", &name)
}
fn main() {
#[actix_rt::main]
async fn main() -> std::io::Result<()> {
HttpServer::new(|| {
App::new()
.route("/", web::get().to(greet))
.route("/{name}", web::get().to(greet))
})
.bind("127.0.0.1:8000")
.expect("Can not bind to port 8000")
.bind("127.0.0.1:8000")?
.run()
.unwrap();
.await
}` "rust" "" }}
</div>
</div>
@ -74,11 +76,11 @@ struct Measurement {
temperature: f32,
}
fn hello_world() -> impl Responder {
async fn hello_world() -> impl Responder {
"Hello World!"
}
fn current_temperature() -> impl Responder {
async fn current_temperature() -> impl Responder {
web::Json(Measurement { temperature: 42.3 })
}` "rust" "" }}
</div>
@ -99,7 +101,7 @@ struct Event {
tags: Vec<String>,
}
fn capture_event(evt: web::Json<Event>) -> impl Responder {
async fn capture_event(evt: web::Json<Event>) -> impl Responder {
let new_event = store_in_db(evt.timestamp, &evt.kind, &evt.tags);
format!("got event {}", new_event.id.unwrap())
}` "rust" "" }}
@ -117,7 +119,7 @@ struct Register {
country: String,
}
fn register(form: web::Form<Register>) -> impl Responder {
async fn register(form: web::Form<Register>) -> impl Responder {
format!("Hello {} from {}!", form.username, form.country)
}` "rust" "" }}
</div>
@ -128,19 +130,18 @@ fn register(form: web::Form<Register>) -> impl Responder {
URLs and invoke individual handlers. For extra flexibility, scopes
can be used.
</p>
{{ highlight `fn index(_req: HttpRequest) -> impl Responder {
{{ highlight `async fn index(_req: HttpRequest) -> impl Responder {
"Hello from the index page!"
}
fn hello(path: web::Path<String>) -> impl Responder {
async fn hello(path: web::Path<String>) -> impl Responder {
format!("Hello {}!", &path)
}
fn main() {
App::new()
let app = App::new()
.route("/", web::get().to(index))
.route("/{name}", web::get().to(hello));
}` "rust" "" }}
` "rust" "" }}
</div>
</div>
<div class="col-md-3 actix-feature-selectors">

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@ -2,4 +2,6 @@
{{- .Page.Site.Params.actixVersion -}}
{{- else if eq (.Get 0) "actix-web" -}}
{{- .Page.Site.Params.actixWebVersion -}}
{{- else if eq (.Get 0) "actix-rt" -}}
{{- .Page.Site.Params.actixRtVersion -}}
{{- end -}}