Fix missing invocation errors (#1846)

crates/nu-cli/src/evaluate/evaluator.rs

@@ -198,6 +198,10 @@ async fn evaluate_invocation(
 
     let output = result.into_vec().await;
 
+    if let Some(e) = context.get_errors().get(0) {
+        return Err(e.clone());
+    }
+
     match output.len() {
         x if x > 1 => Ok(UntaggedValue::Table(output).into_value(Tag::unknown())),
         1 => Ok(output[0].clone()),

tests/shell/pipeline/commands/internal.rs

@@ -100,6 +100,16 @@ fn invocation_handles_dot() {
     })
 }
 
+#[test]
+fn argument_invocation_reports_errors() {
+    let actual = nu!(
+        cwd: ".",
+        "echo $(ferris_is_not_here.exe)"
+    );
+
+    assert!(actual.err.contains("Command not found"));
+}
+
 #[test]
 fn can_process_one_row_from_internal_and_pipes_it_to_stdin_of_external() {
     let actual = nu!(