From 0aca3f06904d2582b4f520e0b03b56bb2255c03e Mon Sep 17 00:00:00 2001
From: 2shiori17 <98276492+2shiori17@users.noreply.github.com>
Date: Thu, 14 Jul 2022 05:01:09 +0900
Subject: fix(cli): Improve error message in watch mode (#15184)

---
 cli/tests/integration/watcher_tests.rs | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'cli/tests/integration/watcher_tests.rs')

diff --git a/cli/tests/integration/watcher_tests.rs b/cli/tests/integration/watcher_tests.rs
index 1e79a219d..dee198740 100644
--- a/cli/tests/integration/watcher_tests.rs
+++ b/cli/tests/integration/watcher_tests.rs
@@ -788,6 +788,36 @@ fn run_watch_with_import_map_and_relative_paths() {
   check_alive_then_kill(child);
 }
 
+#[test]
+fn run_watch_error_messages() {
+  let t = TempDir::new();
+  let file_to_watch = t.path().join("file_to_watch.js");
+  write(
+    &file_to_watch,
+    "throw SyntaxError(`outer`, {cause: TypeError(`inner`)})",
+  )
+  .unwrap();
+
+  let mut child = util::deno_cmd()
+    .current_dir(util::testdata_path())
+    .arg("run")
+    .arg("--watch")
+    .arg(&file_to_watch)
+    .env("NO_COLOR", "1")
+    .stdout(std::process::Stdio::piped())
+    .stderr(std::process::Stdio::piped())
+    .spawn()
+    .unwrap();
+  let (_, mut stderr_lines) = child_lines(&mut child);
+
+  wait_contains("Process started", &mut stderr_lines);
+  wait_contains("error: Uncaught SyntaxError: outer", &mut stderr_lines);
+  wait_contains("Caused by: TypeError: inner", &mut stderr_lines);
+  wait_contains("Process finished", &mut stderr_lines);
+
+  check_alive_then_kill(child);
+}
+
 #[test]
 fn test_watch() {
   let t = TempDir::new();
-- 
cgit v1.2.3