From 7c2abb9d579d13fa61339c24f8c39bc3c27c25db Mon Sep 17 00:00:00 2001
From: Ryan Dahl <ry@tinyclouds.org>
Date: Wed, 3 Nov 2021 09:27:36 -0400
Subject: fix: Deno.emit crashes with BorrowMutError (#12627)

Warn on await_holding_refcell_ref clippy rule to avoid this in the future.

Fixes #12453
---
 cli/tests/integration/run_tests.rs | 18 ++++++++++++++++++
 cli/tests/testdata/issue12453.js   |  4 ++++
 2 files changed, 22 insertions(+)
 create mode 100644 cli/tests/testdata/issue12453.js

(limited to 'cli/tests')

diff --git a/cli/tests/integration/run_tests.rs b/cli/tests/integration/run_tests.rs
index ec42a8dc8..b7480c44b 100644
--- a/cli/tests/integration/run_tests.rs
+++ b/cli/tests/integration/run_tests.rs
@@ -2148,3 +2148,21 @@ itest!(eval_context_throw_dom_exception {
   args: "run eval_context_throw_dom_exception.js",
   output: "eval_context_throw_dom_exception.js.out",
 });
+
+#[test]
+fn issue12453() {
+  let _g = util::http_server();
+  let deno_dir = util::new_deno_dir();
+  let mut deno_cmd = util::deno_cmd_with_deno_dir(deno_dir.path());
+  let status = deno_cmd
+    .current_dir(util::testdata_path())
+    .arg("run")
+    .arg("--unstable")
+    .arg("--allow-net")
+    .arg("issue12453.js")
+    .spawn()
+    .unwrap()
+    .wait()
+    .unwrap();
+  assert!(status.success());
+}
diff --git a/cli/tests/testdata/issue12453.js b/cli/tests/testdata/issue12453.js
new file mode 100644
index 000000000..2ed1b5ae7
--- /dev/null
+++ b/cli/tests/testdata/issue12453.js
@@ -0,0 +1,4 @@
+const i = setInterval(() => {
+  Deno.emit("http://localhost:4545/subdir/mt_text_typescript.t1.ts");
+  clearInterval(i);
+}, 1);
-- 
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