First working version

src/lib.rs

@@ -0,0 +1,45 @@
+mod obsidian;
+use js_sys::JsString;
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen]
+pub struct ExampleCommand {
+    id: JsString,
+    name: JsString,
+}
+
+#[wasm_bindgen]
+impl ExampleCommand {
+    #[wasm_bindgen(getter)]
+    pub fn id(&self) -> JsString {
+        self.id.clone()
+    }
+
+    #[wasm_bindgen(setter)]
+    pub fn set_id(&mut self, id: &str) {
+        self.id = JsString::from(id)
+    }
+
+    #[wasm_bindgen(getter)]
+    pub fn name(&self) -> JsString {
+        self.name.clone()
+    }
+
+    #[wasm_bindgen(setter)]
+    pub fn set_name(&mut self, name: &str) {
+        self.name = JsString::from(name)
+    }
+
+    pub fn callback(&self) {
+        obsidian::Notice::new("hello from rust");
+    }
+}
+
+#[wasm_bindgen]
+pub fn onload(plugin: &obsidian::Plugin) {
+    let cmd = ExampleCommand {
+        id: JsString::from("example"),
+        name: JsString::from("Example"),
+    };
+    plugin.addCommand(JsValue::from(cmd))
+}

src/obsidian.rs

@@ -0,0 +1,14 @@
+use wasm_bindgen::prelude::*;
+
+#[wasm_bindgen(module = "obsidian")]
+extern "C" {
+    pub type Plugin;
+
+    #[wasm_bindgen(structural, method)]
+    pub fn addCommand(this: &Plugin, command: JsValue);
+
+    pub type Notice;
+
+    #[wasm_bindgen(constructor)]
+    pub fn new(message: &str) -> Notice;
+}