Define the js wasm-editor interface (#31)

web-frontend/wasm-wrapper/src/utils.rs

@@ -0,0 +1,10 @@
+pub fn set_panic_hook() {
+	// When the `console_error_panic_hook` feature is enabled, we can call the
+	// `set_panic_hook` function at least once during initialization, and then
+	// we will get better error messages if our code ever panics.
+	//
+	// For more details see
+	// https://github.com/rustwasm/console_error_panic_hook#readme
+	#[cfg(feature = "console_error_panic_hook")]
+	console_error_panic_hook::set_once();
+}