better verbosity

Cargo.lock

@@ -25,6 +25,7 @@ name = "bakare"
 version = "0.1.0"
 dependencies = [
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.99 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_cbor 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -147,6 +148,11 @@ name = "half"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "hex"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -490,6 +496,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 "checksum generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
 "checksum getrandom 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "fc344b02d3868feb131e8b5fe2b9b0a1cc42942679af493061fc13b853243872"
 "checksum half 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9353c2a89d550b58fa0061d8ed8d002a7d8cdf2494eb0e432859bd3a9e543836"
+"checksum hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "805026a5d0141ffc30abb3be3173848ad46a1b1664fe632428479619a3644d77"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 "checksum libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)" = "34fcd2c08d2f832f376f4173a231990fa5aef4e99fb569867318a227ef4c06ba"
 "checksum opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"

Cargo.toml

@@ -13,3 +13,4 @@ serde_cbor = "0.10"
 tempfile = "3.1"
 walkdir = "2.2"
 sha2 = "0.8"
+hex = "0.3"

src/index.rs

@@ -47,7 +47,7 @@ impl Index {
     }
 
     pub fn remember(&mut self, item: RepositoryItem) {
-        println!("remembering {:#?}", item);
+        println!("remembering {}", item);
         self.items.push(item.into());
     }
 

src/repository.rs

@@ -7,7 +7,7 @@ use crate::repository_item::RepositoryItem;
 use sha2::Digest;
 use sha2::Sha512;
 use std::fs::File;
-use std::io::{BufReader, Read};
+use std::io::BufReader;
 
 /// represents a place where backup is stored an can be restored from.
 /// right now only on-disk directory storage is supported

src/repository_item.rs

@@ -1,8 +1,7 @@
 use crate::error::BakareError;
-use sha2::digest::DynDigest;
+use std::fmt::{Display, Formatter};
-use sha2::{Digest, Sha512};
-use std::fs;
 use std::path::Path;
+use std::{fmt, fs};
 
 #[derive(Clone, Debug, PartialOrd, PartialEq, Ord, Eq)]
 pub struct RepositoryItem {
@@ -53,3 +52,14 @@ impl RepositoryItem {
         self.version.clone()
     }
 }
+
+impl Display for RepositoryItem {
+    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
+        write!(
+            f,
+            "'{}' : {}",
+            self.original_source_path().to_string_lossy(),
+            hex::encode(self.version())
+        )
+    }
+}

tests/system_tests.rs

@@ -74,7 +74,7 @@ fn restore_older_version_of_file() -> Result<(), BakareError> {
     let item = reading_repository.item_by_source_path(&file_path)?;
     assert!(item.is_some());
     let item = item.unwrap();
-    let old_version = item.version();
+    let _old_version = item.version();
 
     {
         let new_contents = "totally new contents";
@@ -86,7 +86,7 @@ fn restore_older_version_of_file() -> Result<(), BakareError> {
 
     let restore_repository = Repository::open(repository_path.as_path())?;
     let restore_target = tempdir()?;
-    let restore_engine = restore::Engine::new(&restore_repository, &restore_target.path())?;
+    let _restore_engine = restore::Engine::new(&restore_repository, &restore_target.path())?;
     //restore_engine.restore_as_of_version(&item, old_version)?;
 
     assert_target_file_contents(restore_target.path(), relative_path_text, old_contents)