add Modal::Message to handle errors

crates/device/src/lib.rs

@@ -38,3 +38,12 @@ pub enum Device {
     #[cfg(feature = "clap")]      Clap, // TODO
     #[cfg(feature = "sf2")]       Sf2,  // TODO
 }
+
+impl Device {
+    pub fn name (&self) -> &str {
+        match self {
+            Self::Sampler(sampler) => sampler.name.as_ref(),
+            _ => todo!(),
+        }
+    }
+}

crates/device/src/sampler/sampler_model.rs

@@ -64,6 +64,7 @@ impl Sampler {
     ) -> Usually<Self> {
         let name = name.as_ref();
         Ok(Self {
+            name: name.into(),
             midi_in: Some(JackMidiIn::new(jack, format!("M/{name}"), midi_from)?),
             audio_ins: vec![
                 JackAudioIn::new(jack, &format!("L/{name}"), audio_from[0])?,