Terminal
% rustup update
Terminal
% cargo install trunk
Terminal
% rustup target add wasm32-unknown-unknown
Terminal
% cargo new todo-app
cargo run
を実行して確認する。
cd
コマンドでtodo-appのディレクトリまで移動して以下を実行。Terminal
% cargo run
Hello, world!
が表示されればOK。Compiling todo-app v0.1.0 (/Users/jun/rust/todo-app)
Finished dev [unoptimized + debuginfo] target(s) in 6.33s
Running `target/x86_64-apple-darwin/debug/todo-app`
Hello, world!
[dependencies]
にyewを追加する。cargo.toml
[package]
name = "todo-app"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
yew = { git = "https://github.com/yewstack/yew/" }
main.rs
を以下のように修正main.rs
use yew::prelude::*;
#[function_component(App)]
fn app() -> Html {
html! {
< h1> { "Hello World" } </h1>
}
}
fn main() {
yew::start_app::<App>();
}
index.html
をルートに作成して以下のように記述index.html
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>todo app!</title>
</head>
<body>
</body>
</html>
% trunk serve --open
error[E0425]: cannot find value `todo` in crate `yew`
--> src/main.rs:11:10
|
11 | yew::start_app::<App>();
| ^^^^ not found in `yew`
error[E0425]: cannot find function `app` in this scope
--> src/main.rs:11:15
|
11 | yew::start_app::<App>();
| ^^^ not found in this scope
For more information about this error, try `rustc --explain E0425`.
error: could not compile `todo-app` due to 2 previous errors
2022-07-08T16:09:55.694773Z ERROR ❌ error
cargo.toml
[package]
name = "todo-app"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
yew = "0.19"
% trunk serve --open
http://127.0.0.1:8080/
でブラウザ確認