From b03d1ddc548cb27570ccbed46e0cb669daa35c49 Mon Sep 17 00:00:00 2001
From: Chuanqi Sun <chuanqisun-no-reply@gmail.com>
Date: Sat, 2 Sep 2023 10:48:14 -0700
Subject: [PATCH] ensure file name uniqueness

---
 packages/tools/markdown-converter/haiku-to-md.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/tools/markdown-converter/haiku-to-md.js b/packages/tools/markdown-converter/haiku-to-md.js
index 502dcc2..f33edfd 100644
--- a/packages/tools/markdown-converter/haiku-to-md.js
+++ b/packages/tools/markdown-converter/haiku-to-md.js
@@ -26,7 +26,8 @@ async function main(inputDir) {
 
       // TODO pass through markdown and yaml parser
 
-      await fs.writeFile(path.join(__dirname, `./output/${timeId}.md`), `${frontmatter}\n\n${body}\n`);
+      // `wx` flag: fail if file exists
+      await fs.writeFile(path.join(__dirname, `./output/${timeId}.md`), `${frontmatter}\n\n${body}\n`, { flag: "wx" });
     });
   }
 }