From 81eb9ce9299b2e31471db3f00457ff3c1a41fb60 Mon Sep 17 00:00:00 2001
From: Determinant <tederminant@gmail.com>
Date: Wed, 10 Jun 2020 12:45:25 -0400
Subject: filter out other non-WAL files

---
 examples/demo1.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'examples')

diff --git a/examples/demo1.rs b/examples/demo1.rs
index 104c3b0..e0c7d58 100644
--- a/examples/demo1.rs
+++ b/examples/demo1.rs
@@ -87,6 +87,8 @@ impl Drop for WALStoreTest {
 }
 
 impl WALStore for WALStoreTest {
+    type FileNameIter = std::vec::IntoIter<String>;
+
     fn open_file(&self, filename: &str, touch: bool) -> Option<Box<dyn WALFile>> {
         println!("open_file(filename={}, touch={})", filename, touch);
         let filename = filename.to_string();
@@ -98,13 +100,13 @@ impl WALStore for WALStoreTest {
         unlinkat(Some(self.rootfd), filename, UnlinkatFlags::NoRemoveDir).or_else(|_| Err(()))
     }
 
-    fn enumerate_files(&self) -> Box<[String]> {
+    fn enumerate_files(&self) -> Self::FileNameIter {
         println!("enumerate_files()");
         let mut logfiles = Vec::new();
         for fname in std::fs::read_dir(&self.rootpath).unwrap() {
             logfiles.push(fname.unwrap().file_name().into_string().unwrap())
         }
-        logfiles.into_boxed_slice()
+        logfiles.into_iter()
     }
 
     fn apply_payload(&self, payload: WALBytes) {
-- 
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