mv: fix error message when one of the multiple src doesn't exist

src/uu/mv/src/mv.rs

@@ -446,6 +446,11 @@ fn move_files_into_dir(files: &[PathBuf], target_dir: &Path, options: &Options)
     };
 
     for sourcepath in files {
+        if !sourcepath.exists() {
+            show!(MvError::NoSuchFile(sourcepath.quote().to_string()));
+            continue;
+        }
+
         if let Some(ref pb) = count_progress {
             pb.set_message(sourcepath.to_string_lossy().to_string());
         }

tests/by-util/test_mv.rs

@@ -1717,3 +1717,18 @@ mod inter_partition_copying {
             .stderr_contains("Permission denied");
     }
 }
+
+#[test]
+fn test_mv_error_msg_with_multiple_sources_that_does_not_exist() {
+    let scene = TestScenario::new(util_name!());
+    let at = &scene.fixtures;
+    at.mkdir("d");
+    scene
+        .ucmd()
+        .arg("a")
+        .arg("b/")
+        .arg("d")
+        .fails()
+        .stderr_contains("mv: cannot stat 'a': No such file or directory")
+        .stderr_contains("mv: cannot stat 'b/': No such file or directory");
+}