Updating dependencies. Incrementing patch version.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "pihash"
-version = "0.3.4"
+version = "0.3.5"
 authors = ["Drew Short <warrick@sothr.com>"]
 description = "A simple library for generating perceptual hashes for images and comparing images based on their perceptual hashes."
 repository = "https://github.com/warricksothr/Perceptual-Image-Hashing/"
@@ -20,11 +20,11 @@ default = []
 bench = []
 
 [dependencies]
-libc = "0.2.10"
-rustc-serialize = "0.3.19"
-dft = "0.4.3"
-image = "0.9.0"
-num = "0.1.32"
-docopt = "0.6.80"
-flate2 = "0.2.13"
-sha1 = "0.1.1"
+libc = "0.2.20"
+rustc-serialize = "0.3.22"
+dft = "0.5.4"
+image = "0.13.0"
+num = "0.1.36"
+docopt = "0.7.0"
+flate2 = "0.2.19"
+sha1 = "0.2.0"

src/cache.rs

@@ -139,8 +139,9 @@ impl<'a> Cache<'a> {
         try!(source.read_to_end(&mut buf));
         let mut sha1 = Sha1::new();
         sha1.update(&buf);
+        let digest = sha1.digest();
         // Return the hex result of the hash
-        Ok(sha1.hexdigest())
+        Ok(format!("{}", digest))
     }
 
     /**