diff --git a/src/index.ts b/src/index.ts
index 7a7eb96..85e57db 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -52,23 +52,35 @@ export default function gemtext(config: GemtextConfig = {}): AstroIntegration {
 
                         const body = lines.slice(bodyStartLineIndex).join("\n")
 
-                      const filepath = fileURLToPath(fileUrl);
-                      const filename = filepath.slice(filepath.lastIndexOf("/") + 1);
-                      const slug =
-                        typeof data["slug"] === "string" ?
-                          data["slug"]
-                          : filename;
+                        const filepath = fileURLToPath(fileUrl)
+                        const filename = filepath.slice(filepath.lastIndexOf("/") + 1)
+                        const slug =
+                            typeof data["slug"] === "string" ? data["slug"] : filename
 
-                        data['title'] = data['title']
-                          ?? lines.slice(bodyStartLineIndex).find(line => line.startsWith('# '))?.slice(2);
-                        data['pubDate'] = data['pubDate']
-                          ?? validDateOrUndefined(lines.slice(bodyStartLineIndex).find(line => line.startsWith('Published on: '))?.slice(14))
-                          ?? validDateOrUndefined(filename.replace(/\.[^.]\+$/, ''))
-                          ?? validDateOrUndefined(slug.replace(/\.[^.]\+$/, ''));
-                        data['updatedDate'] = data['updatedDate']
-                          ?? validDateOrUndefined(lines.slice(bodyStartLineIndex).find(line => line.startsWith('Updated on: '))?.slice(14))
-                          ?? validDateOrUndefined(filename.replace(/\.[^.]\+$/, ''))
-                          ?? validDateOrUndefined(slug.replace(/\.[^.]\+$/, ''));
+                        data["title"] =
+                            data["title"] ??
+                            lines
+                                .slice(bodyStartLineIndex)
+                                .find((line) => line.startsWith("# "))
+                                ?.slice(2)
+                        data["pubDate"] =
+                            data["pubDate"] ??
+                            validDateOrUndefined(
+                                lines
+                                    .slice(bodyStartLineIndex)
+                                    .find((line) => line.startsWith("Published on: "))
+                                    ?.slice(14),
+                            ) ??
+                            validDateOrUndefined(filename.replace(/\.[^.]\+$/, "")) ??
+                            validDateOrUndefined(slug.replace(/\.[^.]\+$/, ""))
+                        data["updatedDate"] =
+                            data["updatedDate"] ??
+                            validDateOrUndefined(
+                                lines
+                                    .slice(bodyStartLineIndex)
+                                    .find((line) => line.startsWith("Updated on: "))
+                                    ?.slice(14),
+                            )
 
                         return {
                             data,
@@ -84,9 +96,9 @@ export default function gemtext(config: GemtextConfig = {}): AstroIntegration {
 }
 
 const validDateOrUndefined = (x: unknown) => {
-  const d = new Date(x as string);
-  if (isNaN(d.valueOf())) {
-    return undefined;
-  }
-  return d;
-};
+    const d = new Date(x as string)
+    if (isNaN(d.valueOf())) {
+        return undefined
+    }
+    return d
+}