Let recursive copy or move determine what to do when crossing devices

src/app.rs

@@ -2305,34 +2305,10 @@ impl Application for App {
                             });
                         }
                         ClipboardKind::Cut => {
-                            //TODO: determine ability to move on non-Unix systems
+                            self.operation(Operation::Move {
-                            let mut can_move = true;
+                                paths: contents.paths,
-                            #[cfg(unix)]
+                                to,
-                            {
+                            });
-                                use std::os::unix::fs::MetadataExt;
-                                //TODO: better error handling, fall back to not moving?
-                                if let Ok(to_meta) = fs::metadata(&to) {
-                                    for path in contents.paths.iter() {
-                                        if let Ok(meta) = fs::metadata(path) {
-                                            if meta.dev() != to_meta.dev() {
-                                                can_move = false;
-                                            }
-                                        }
-                                    }
-                                }
-                            }
-
-                            if can_move {
-                                self.operation(Operation::Move {
-                                    paths: contents.paths,
-                                    to,
-                                });
-                            } else {
-                                self.operation(Operation::Copy {
-                                    paths: contents.paths,
-                                    to,
-                                });
-                            }
                         }
                     }
                 }