fix

Author: penberg

src/lib.rs

@@ -379,8 +379,9 @@ impl Database {
     }
 
     #[napi]
-    pub fn maxWriteReplicationIndex(&self) -> Result<()> {
-        todo!();
+    pub fn maxWriteReplicationIndex(&self) -> Result<f64> {
+        let result = self.db.max_write_replication_index();
+        Ok(result.unwrap_or(0) as f64)
     }
 
     #[napi]

wrapper.js

@@ -168,7 +168,11 @@ class Database {
   }
 
   maxWriteReplicationIndex() {
-    throw new Error("not implemented");
+    try {
+      return this.db.maxWriteReplicationIndex();
+    } catch (err) {
+      throw convertError(err);
+    }
   }
 
   /**