From f76794db1b6103f3d9598bdfa7bf613811d65bb5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gunnlaugur=20=C3=9E=C3=B3r=20Briem?= <gunnlaugur@gmail.com>
Date: Tue, 5 Sep 2023 12:38:38 +0000
Subject: [PATCH 1/4] repro

---
 example.ts   | 23 ++++++++++++++++++++++-
 package.json |  1 +
 run.sh       |  4 ++--
 3 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/example.ts b/example.ts
index a201bd7..8214378 100644
--- a/example.ts
+++ b/example.ts
@@ -1 +1,22 @@
-console.log('Some .ts code reproducing a bug');
+type Foo = {
+  foo: string,
+  bar: number,
+}
+
+function foofn () {
+  throw new Error('bar');
+}
+
+try {
+  foofn();
+}
+catch (err) {
+  const stack = (err as Error).stack || '';
+  if (/at foofn \(.*\/example\.ts:7:.*\)/.exec(stack)) {
+    console.log('OK, stack seems to have correct line numbers.');
+  }
+  else {
+    console.error('Grr, stack seems to have wrong line numbers.');
+    throw err;
+  }
+}
diff --git a/package.json b/package.json
index 4d56496..2bf5396 100644
--- a/package.json
+++ b/package.json
@@ -1,4 +1,5 @@
 {
+  "type": "module",
   "dependencies": {
     "ts-node": "latest",
     "typescript": "latest"
diff --git a/run.sh b/run.sh
index d553b44..3e896af 100644
--- a/run.sh
+++ b/run.sh
@@ -1,13 +1,13 @@
 #!/usr/bin/env bash
 
 # Install a specific version of node
-n lts
+n v20
 
 # Install package.json dependencies
 yarn
 
 # Run ts-node
-yarn ts-node ./example.ts
+node --loader ts-node/esm/transpile-only ./example.ts
 
 echo "Process exited with code: $?"
 echo

From 9640384f05917c317843160ce9008ee0f5bc14f0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gunnlaugur=20=C3=9E=C3=B3r=20Briem?= <gunnlaugur@gmail.com>
Date: Tue, 5 Sep 2023 13:05:45 +0000
Subject: [PATCH 2/4] add tsconfig

---
 tsconfig.json | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 tsconfig.json

diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..eb6a06f
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,11 @@
+{
+  "compilerOptions": {
+    "lib": [
+      "dom",
+      "esnext"
+    ]
+  },
+  "includes": [
+    "example.ts"
+  ]
+}

From f8d0d17ba3e4254846060c0799f113099b4b6ffc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gunnlaugur=20=C3=9E=C3=B3r=20Briem?= <gunnlaugur@gmail.com>
Date: Tue, 5 Sep 2023 13:12:28 +0000
Subject: [PATCH 3/4] Empty out tsconfig.json

---
 tsconfig.json | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/tsconfig.json b/tsconfig.json
index eb6a06f..0967ef4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,11 +1 @@
-{
-  "compilerOptions": {
-    "lib": [
-      "dom",
-      "esnext"
-    ]
-  },
-  "includes": [
-    "example.ts"
-  ]
-}
+{}

From b551e879d527385c9ee32875c1cf3b8e3a5cd83b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gunnlaugur=20=C3=9E=C3=B3r=20Briem?= <gunnlaugur@gmail.com>
Date: Tue, 12 Dec 2023 14:17:55 +0000
Subject: [PATCH 4/4] more minimal repro: this should reproduce with v18.19.0

---
 run.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/run.sh b/run.sh
index 3e896af..7ee6026 100644
--- a/run.sh
+++ b/run.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 # Install a specific version of node
-n v20
+n v18.19.0
 
 # Install package.json dependencies
 yarn