version bump, comments, improve examples, update readme

2019-12-31 20:48:56 +01:00
parent cde08fe788
commit f8d5445cdc
5 changed files with 100 additions and 60 deletions
@@ -2,9 +2,9 @@
 #[macro_use]
 extern crate rocket;

+use rocket::request::Form;
 use rocket::response::content::Html;
 use rocket::response::Redirect;
-use rocket::request::Form;

 type Session<'a> = rocket_session::Session<'a, Vec<String>>;

@@ -18,7 +18,8 @@ fn main() {
 #[get("/")]
 fn index(session: Session) -> Html<String> {
    let mut page = String::new();
-    page.push_str(r#"
+    page.push_str(
+        r#"
            <!DOCTYPE html>
            <h1>My Dogs</h1>

@@ -27,19 +28,25 @@ fn index(session: Session) -> Html<String> {
            </form>

            <ul>
-        "#);
+        "#,
+    );

    session.tap(|sess| {
        for (n, dog) in sess.iter().enumerate() {
-            page.push_str(&format!(r#"
+            page.push_str(&format!(
+                r#"
                <li>&#x1F436; {} <a href="/remove/{}">Remove</a></li>
-            "#, dog, n));
+            "#,
+                dog, n
+            ));
        }
    });

-    page.push_str(r#"
+    page.push_str(
+        r#"
            </ul>
-        "#);
+        "#,
+    );

    Html(page)
 }
@@ -49,8 +56,8 @@ struct AddForm {
    name: String,
 }

-#[post("/add", data="<dog>")]
-fn add(session: Session, dog : Form<AddForm>) -> Redirect {
+#[post("/add", data = "<dog>")]
+fn add(session: Session, dog: Form<AddForm>) -> Redirect {
    session.tap(move |sess| {
        sess.push(dog.into_inner().name);
    });
@@ -59,7 +66,7 @@ fn add(session: Session, dog : Form<AddForm>) -> Redirect {
 }

 #[get("/remove/<dog>")]
-fn remove(session: Session, dog : usize) -> Redirect {
+fn remove(session: Session, dog: usize) -> Redirect {
    session.tap(|sess| {
        if dog < sess.len() {
            sess.remove(dog);