Reformatted project with RustFMT

src/cache.rs

@@ -8,20 +8,22 @@ extern crate image;
 extern crate num;
 extern crate sha1;
 
-use self::flate2::Compression;
-use self::flate2::read::ZlibDecoder;
-use self::flate2::write::ZlibEncoder;
-use self::image::DynamicImage;
-use self::sha1::Sha1;
 use std::default::Default;
-use std::fs::{create_dir_all, File, remove_dir_all};
+use std::fs::{create_dir_all, remove_dir_all, File};
 use std::io::{Error, ErrorKind, Read, Write};
 use std::option::Option;
 use std::path::Path;
 use std::result::Result;
 use std::str::FromStr;
+
 use super::rustc_serialize::json;
 
+use self::flate2::read::ZlibDecoder;
+use self::flate2::write::ZlibEncoder;
+use self::flate2::Compression;
+use self::image::DynamicImage;
+use self::sha1::Sha1;
+
 pub const DEFAULT_CACHE_DIR: &'static str = "./.hash_cache";
 const CACHED_IMAGE_EXT: &'static str = "png";
 const CACHED_MATRIX_EXT: &'static str = "dft";
@@ -36,7 +38,9 @@ struct CacheMetadata {
 
 impl Default for CacheMetadata {
     fn default() -> CacheMetadata {
-        CacheMetadata { cache_version: CACHE_VERSION }
+        CacheMetadata {
+            cache_version: CACHE_VERSION,
+        }
     }
 }
 
@@ -94,12 +98,10 @@ impl<'a> Cache<'a> {
                                 if current_metadata != loaded_metadata {
                                     // If they don't wipe the cache to start new
                                     match remove_dir_all(self.cache_dir) {
-                                        Ok(_) => {
-                                            match create_dir_all(self.cache_dir) {
-                                                Ok(_) => (),
-                                                Err(e) => println!("Error: {}", e),
-                                            }
-                                        }
+                                        Ok(_) => match create_dir_all(self.cache_dir) {
+                                            Ok(_) => (),
+                                            Err(e) => println!("Error: {}", e),
+                                        },
                                         Err(e) => println!("Error: {}", e),
                                     };
                                 };
@@ -148,22 +150,26 @@ impl<'a> Cache<'a> {
     /**
      * Put an image buffer in the cache
      */
-    pub fn put_image_in_cache(&self,
-                              path: &Path,
-                              size: u32,
-                              image: &DynamicImage)
-                              -> Result<bool, Error> {
+    pub fn put_image_in_cache(
+        &self,
+        path: &Path,
+        size: u32,
+        image: &DynamicImage,
+    ) -> Result<bool, Error> {
         let hash = self.get_file_hash(&path);
         match hash {
             Ok(sha1) => {
-                let cache_path_str = format!("{}/image/{}x{}/{}/{}.{}",
-                                             self.cache_dir,
-                                             size,
-                                             size,
-                                             &sha1[..10],
-                                             sha1,
-                                             CACHED_IMAGE_EXT);
-                let cache_dir_str = format!("{}/image/{}x{}/{}", self.cache_dir, size, size, &sha1[..10]);
+                let cache_path_str = format!(
+                    "{}/image/{}x{}/{}/{}.{}",
+                    self.cache_dir,
+                    size,
+                    size,
+                    &sha1[..10],
+                    sha1,
+                    CACHED_IMAGE_EXT
+                );
+                let cache_dir_str =
+                    format!("{}/image/{}x{}/{}", self.cache_dir, size, size, &sha1[..10]);
                 // println!("Saving: {}", cache_path_str);
                 match create_dir_all(cache_dir_str) {
                     Ok(_) => {
@@ -196,22 +202,21 @@ impl<'a> Cache<'a> {
     /**
      * Get an image buffer out of the cache
      */
-    pub fn get_image_from_cache(&self,
-                                path: &Path,
-                                size: u32)
-                                -> Option<DynamicImage> {
+    pub fn get_image_from_cache(&self, path: &Path, size: u32) -> Option<DynamicImage> {
         if self.use_cache {
             let hash = self.get_file_hash(&path);
             match hash {
                 Ok(sha1) => {
                     // Check if the file exists in the cache
-                    let cache_path_str = format!("{}/image/{}x{}/{}/{}.{}",
-                                                 self.cache_dir,
-                                                 size,
-                                                 size,
-                                                 &sha1[..10],
-                                                 sha1,
-                                                 CACHED_IMAGE_EXT);
+                    let cache_path_str = format!(
+                        "{}/image/{}x{}/{}/{}.{}",
+                        self.cache_dir,
+                        size,
+                        size,
+                        &sha1[..10],
+                        sha1,
+                        CACHED_IMAGE_EXT
+                    );
                     let cached_path = Path::new(&cache_path_str);
                     // Try to open, if it does, then we can read the image in
                     match File::open(&cached_path) {
@@ -237,35 +242,44 @@ impl<'a> Cache<'a> {
     /**
      * Expects a slice of slices that represents lines in the file
      */
-    pub fn put_matrix_in_cache(&self,
-                               path: &Path,
-                               size: u32,
-                               file_contents: &Vec<Vec<f64>>)
-                               -> Result<bool, Error> {
+    pub fn put_matrix_in_cache(
+        &self,
+        path: &Path,
+        size: u32,
+        file_contents: &Vec<Vec<f64>>,
+    ) -> Result<bool, Error> {
         let hash = self.get_file_hash(&path);
         match hash {
             Ok(sha1) => {
-                let cache_path_str = format!("{}/matrix/{}x{}/{}/{}.{}",
-                                             self.cache_dir,
-                                             size,
-                                             size,
-                                             &sha1[..10],
-                                             sha1,
-                                             CACHED_MATRIX_EXT);
-                let cache_dir_str = format!("{}/matrix/{}x{}/{}", self.cache_dir, size, size, &sha1[..10]);
+                let cache_path_str = format!(
+                    "{}/matrix/{}x{}/{}/{}.{}",
+                    self.cache_dir,
+                    size,
+                    size,
+                    &sha1[..10],
+                    sha1,
+                    CACHED_MATRIX_EXT
+                );
+                let cache_dir_str = format!(
+                    "{}/matrix/{}x{}/{}",
+                    self.cache_dir,
+                    size,
+                    size,
+                    &sha1[..10]
+                );
                 match create_dir_all(cache_dir_str) {
                     Ok(_) => {
                         let cached_path = Path::new(&cache_path_str);
                         // Save the file into the cache
                         match File::create(&cached_path) {
                             Ok(mut file) => {
-                                let mut compressor = ZlibEncoder::new(Vec::new(),
-                                                                      Compression::default());
+                                let mut compressor =
+                                    ZlibEncoder::new(Vec::new(), Compression::default());
                                 for row in file_contents {
                                     let mut row_str =
-                                        row.iter()
-                                            .fold(String::new(),
-                                                  |acc, &item| acc + &format!("{},", item));
+                                        row.iter().fold(String::new(), |acc, &item| {
+                                            acc + &format!("{},", item)
+                                        });
                                     // remove the last comma
                                     let desire_len = row_str.len() - 1;
                                     row_str.truncate(desire_len);
@@ -307,13 +321,15 @@ impl<'a> Cache<'a> {
             match hash {
                 Ok(sha1) => {
                     // Check if the file exists in the cache
-                    let cache_path_str = format!("{}/matrix/{}x{}/{}/{}.{}",
-                                                 self.cache_dir,
-                                                 size,
-                                                 size,
-                                                 &sha1[..10],
-                                                 sha1,
-                                                 CACHED_MATRIX_EXT);
+                    let cache_path_str = format!(
+                        "{}/matrix/{}x{}/{}/{}.{}",
+                        self.cache_dir,
+                        size,
+                        size,
+                        &sha1[..10],
+                        sha1,
+                        CACHED_MATRIX_EXT
+                    );
                     let cached_path = Path::new(&cache_path_str);
                     // Try to open, if it does, then we can read the image in
                     match File::open(&cached_path) {
@@ -332,9 +348,7 @@ impl<'a> Cache<'a> {
                                 .trim()
                                 .split("\n")
                                 .map(|line| {
-                                    line.split(",")
-                                        .map(|f| f64::from_str(f).unwrap())
-                                        .collect()
+                                    line.split(",").map(|f| f64::from_str(f).unwrap()).collect()
                                 })
                                 .collect();
 

src/hash/ahash.rs

@@ -9,8 +9,8 @@ use std::path::Path;
 
 use cache::Cache;
 
-use super::{HashType, PerceptualHash, Precision, PreparedImage};
 use super::prepare_image;
+use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
 use self::image::{GenericImage, GenericImageView};
 
@@ -28,12 +28,12 @@ impl<'a> AHash<'a> {
 
 impl<'a> PerceptualHash for AHash<'a> {
     /**
-    * Calculate the ahash of the provided prepared image.
-    *
-    * # Returns
-    *
-    * A u64 representing the value of the hash
-    */
+     * Calculate the ahash of the provided prepared image.
+     *
+     * # Returns
+     *
+     * A u64 representing the value of the hash
+     */
     fn get_hash(&self, _: &Option<Cache>) -> u64 {
         match self.prepared_image.image {
             Some(ref image) => {
@@ -52,7 +52,7 @@ impl<'a> PerceptualHash for AHash<'a> {
                 for (_, _, pixel) in image.pixels() {
                     if pixel.0[0] as u64 >= mean {
                         hash |= 1;
-                        // println!("Pixel {} is >= {} therefore {:b}", pixel_sum, mean, hash);
+                    // println!("Pixel {} is >= {} therefore {:b}", pixel_sum, mean, hash);
                     } else {
                         hash |= 0;
                         // println!("Pixel {} is < {} therefore {:b}", pixel_sum, mean, hash);

src/hash/dhash.rs

@@ -8,8 +8,8 @@ use std::path::Path;
 
 use cache::Cache;
 
-use super::{HashType, PerceptualHash, Precision, PreparedImage};
 use super::prepare_image;
+use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
 use self::image::{GenericImage, GenericImageView};
 

src/hash/mod.rs

@@ -6,11 +6,11 @@
 extern crate dft;
 extern crate image;
 
-use cache::Cache;
 use self::image::FilterType;
+use cache::Cache;
 use std::f64;
-use std::path::Path;
 use std::fmt;
+use std::path::Path;
 
 mod ahash;
 mod dhash;
@@ -59,13 +59,14 @@ pub struct PerceptualHashes<'a> {
 
 impl<'a> PerceptualHashes<'a> {
     pub fn similar(&self, other: &'a PerceptualHashes<'a>) -> bool {
-        if self.orig_path != other.orig_path &&
-            calculate_hamming_distance(self.ahash, other.ahash) <=
-                HAMMING_DISTANCE_SIMILARITY_LIMIT &&
-            calculate_hamming_distance(self.dhash, other.dhash) <=
-                HAMMING_DISTANCE_SIMILARITY_LIMIT &&
-            calculate_hamming_distance(self.phash, other.phash) <=
-                HAMMING_DISTANCE_SIMILARITY_LIMIT {
+        if self.orig_path != other.orig_path
+            && calculate_hamming_distance(self.ahash, other.ahash)
+                <= HAMMING_DISTANCE_SIMILARITY_LIMIT
+            && calculate_hamming_distance(self.dhash, other.dhash)
+                <= HAMMING_DISTANCE_SIMILARITY_LIMIT
+            && calculate_hamming_distance(self.phash, other.phash)
+                <= HAMMING_DISTANCE_SIMILARITY_LIMIT
+        {
             true
         } else {
             false
@@ -113,7 +114,7 @@ impl fmt::Display for HashType {
         match *self {
             HashType::AHash => write!(f, "AHash"),
             HashType::DHash => write!(f, "DHash"),
-            HashType::PHash => write!(f, "PHash")
+            HashType::PHash => write!(f, "PHash"),
         }
     }
 }
@@ -140,11 +141,12 @@ pub trait PerceptualHash {
  * A PreparedImage struct with the required information for performing hashing
  *
  */
-pub fn prepare_image<'a>(path: &'a Path,
-                         hash_type: &HashType,
-                         precision: &Precision,
-                         cache: &Option<Cache>)
-                         -> PreparedImage<'a> {
+pub fn prepare_image<'a>(
+    path: &'a Path,
+    hash_type: &HashType,
+    precision: &Precision,
+    cache: &Option<Cache>,
+) -> PreparedImage<'a> {
     let image_path = path.to_str().unwrap();
     let size: u32 = match *hash_type {
         HashType::PHash => precision.get_size() * 4,
@@ -154,12 +156,10 @@ pub fn prepare_image<'a>(path: &'a Path,
     match *cache {
         Some(ref c) => {
             match c.get_image_from_cache(&path, size) {
-                Some(image) => {
-                    PreparedImage {
-                        orig_path: &*image_path,
-                        image: Some(image),
-                    }
-                }
+                Some(image) => PreparedImage {
+                    orig_path: &*image_path,
+                    image: Some(image),
+                },
                 None => {
                     let processed_image = process_image(&image_path, size);
                     // Oh, and save it in a cache
@@ -205,11 +205,12 @@ fn process_image<'a>(image_path: &'a str, size: u32) -> PreparedImage<'a> {
 /**
  * Get a specific HashType hash
  */
-pub fn get_perceptual_hash<'a>(path: &'a Path,
-                               precision: &Precision,
-                               hash_type: &HashType,
-                               cache: &Option<Cache>)
-                               -> u64 {
+pub fn get_perceptual_hash<'a>(
+    path: &'a Path,
+    precision: &Precision,
+    hash_type: &HashType,
+    cache: &Option<Cache>,
+) -> u64 {
     match *hash_type {
         HashType::AHash => ahash::AHash::new(&path, &precision, &cache).get_hash(&cache),
         HashType::DHash => dhash::DHash::new(&path, &precision, &cache).get_hash(&cache),
@@ -220,10 +221,11 @@ pub fn get_perceptual_hash<'a>(path: &'a Path,
 /**
  * Get all perceptual hashes for an image
  */
-pub fn get_perceptual_hashes<'a>(path: &'a Path,
-                                 precision: &Precision,
-                                 cache: &Option<Cache>)
-                                 -> PerceptualHashes<'a> {
+pub fn get_perceptual_hashes<'a>(
+    path: &'a Path,
+    precision: &Precision,
+    cache: &Option<Cache>,
+) -> PerceptualHashes<'a> {
     let image_path = path.to_str().unwrap();
     let ahash = ahash::AHash::new(&path, &precision, &cache).get_hash(&cache);
     let dhash = dhash::DHash::new(&path, &precision, &cache).get_hash(&cache);

src/hash/phash.rs

@@ -8,11 +8,11 @@ use std::path::Path;
 
 use cache::Cache;
 
-use super::{HashType, PerceptualHash, Precision, PreparedImage};
 use super::dft;
 use super::dft::Transform;
 use super::image::Pixel;
 use super::prepare_image;
+use super::{HashType, PerceptualHash, Precision, PreparedImage};
 
 use self::image::{DynamicImage, GenericImage, GenericImageView};
 
@@ -48,14 +48,18 @@ impl<'a> PerceptualHash for PHash<'a> {
                 // Atleast compared to opening and processing the images
                 let data_matrix: Vec<Vec<f64>> = match *cache {
                     Some(ref c) => {
-                        match c.get_matrix_from_cache(&Path::new(self.prepared_image.orig_path),
-                                                      width as u32) {
+                        match c.get_matrix_from_cache(
+                            &Path::new(self.prepared_image.orig_path),
+                            width as u32,
+                        ) {
                             Some(matrix) => matrix,
                             None => {
                                 let matrix = create_data_matrix(width, height, &image);
-                                match c.put_matrix_in_cache(&Path::new(self.prepared_image.orig_path),
-                                                            width as u32,
-                                                            &matrix) {
+                                match c.put_matrix_in_cache(
+                                    &Path::new(self.prepared_image.orig_path),
+                                    width as u32,
+                                    &matrix,
+                                ) {
                                     Ok(_) => {}
                                     Err(e) => println!("Unable to store matrix in cache. {}", e),
                                 };
@@ -100,10 +104,7 @@ impl<'a> PerceptualHash for PHash<'a> {
     }
 }
 
-fn create_data_matrix(width: u32,
-                      height: u32,
-                      image: &DynamicImage)
-                      -> Vec<Vec<f64>> {
+fn create_data_matrix(width: u32, height: u32, image: &DynamicImage) -> Vec<Vec<f64>> {
     let mut data_matrix: Vec<Vec<f64>> = Vec::new();
     // Preparing the results
     for x in 0..width as usize {

src/lib.rs

@@ -17,8 +17,8 @@ use std::path::Path;
 
 use cache::Cache;
 
-pub mod hash;
 pub mod cache;
+pub mod hash;
 
 #[repr(C)]
 pub struct PIHash<'a> {
@@ -49,40 +49,44 @@ impl<'a> PIHash<'a> {
         }
     }
 
-    pub fn get_perceptual_hash(&self,
-                               path: &Path,
-                               precision: &hash::Precision,
-                               hash_type: &hash::HashType)
-                               -> u64 {
+    pub fn get_perceptual_hash(
+        &self,
+        path: &Path,
+        precision: &hash::Precision,
+        hash_type: &hash::HashType,
+    ) -> u64 {
         hash::get_perceptual_hash(&path, &precision, &hash_type, &self.cache)
     }
 
     pub fn get_phashes(&self, path: &'a Path) -> hash::PerceptualHashes {
-        hash::get_perceptual_hashes(&path,
-                                    &hash::Precision::Medium,
-                                    &self.cache)
+        hash::get_perceptual_hashes(&path, &hash::Precision::Medium, &self.cache)
     }
 
-
     pub fn get_ahash(&self, path: &Path) -> u64 {
-        hash::get_perceptual_hash(&path,
-                                  &hash::Precision::Medium,
-                                  &hash::HashType::AHash,
-                                  &self.cache)
+        hash::get_perceptual_hash(
+            &path,
+            &hash::Precision::Medium,
+            &hash::HashType::AHash,
+            &self.cache,
+        )
     }
 
     pub fn get_dhash(&self, path: &Path) -> u64 {
-        hash::get_perceptual_hash(&path,
-                                  &hash::Precision::Medium,
-                                  &hash::HashType::DHash,
-                                  &self.cache)
+        hash::get_perceptual_hash(
+            &path,
+            &hash::Precision::Medium,
+            &hash::HashType::DHash,
+            &self.cache,
+        )
     }
 
     pub fn get_phash(&self, path: &Path) -> u64 {
-        hash::get_perceptual_hash(&path,
-                                  &hash::Precision::Medium,
-                                  &hash::HashType::PHash,
-                                  &self.cache)
+        hash::get_perceptual_hash(
+            &path,
+            &hash::Precision::Medium,
+            &hash::HashType::PHash,
+            &self.cache,
+        )
     }
 }
 
@@ -125,9 +129,11 @@ pub extern "C" fn ext_get_ahash(lib: &PIHash, path_char: *const libc::c_char) ->
         let image_path = match path_str.to_str() {
             Ok(result) => result,
             Err(e) => {
-                println!("Error: {}. Unable to parse '{}'",
-                         e,
-                         to_hex_string(path_str.to_bytes()));
+                println!(
+                    "Error: {}. Unable to parse '{}'",
+                    e,
+                    to_hex_string(path_str.to_bytes())
+                );
                 panic!("Unable to parse path")
             }
         };
@@ -143,9 +149,11 @@ pub extern "C" fn ext_get_dhash(lib: &PIHash, path_char: *const libc::c_char) ->
         let image_path = match path_str.to_str() {
             Ok(result) => result,
             Err(e) => {
-                println!("Error: {}. Unable to parse '{}'",
-                         e,
-                         to_hex_string(path_str.to_bytes()));
+                println!(
+                    "Error: {}. Unable to parse '{}'",
+                    e,
+                    to_hex_string(path_str.to_bytes())
+                );
                 panic!("Unable to parse path")
             }
         };
@@ -161,9 +169,11 @@ pub extern "C" fn ext_get_phash(lib: &PIHash, path_char: *const libc::c_char) ->
         let image_path = match path_str.to_str() {
             Ok(result) => result,
             Err(e) => {
-                println!("Error: {}. Unable to parse '{}'",
-                         e,
-                         to_hex_string(path_str.to_bytes()));
+                println!(
+                    "Error: {}. Unable to parse '{}'",
+                    e,
+                    to_hex_string(path_str.to_bytes())
+                );
                 panic!("Unable to parse path")
             }
         };
@@ -186,9 +196,11 @@ pub extern "C" fn ext_get_phashes(lib: &PIHash, path_char: *const libc::c_char)
         let image_path = match path_str.to_str() {
             Ok(result) => result,
             Err(e) => {
-                println!("Error: {}. Unable to parse '{}'",
-                         e,
-                         to_hex_string(path_str.to_bytes()));
+                println!(
+                    "Error: {}. Unable to parse '{}'",
+                    e,
+                    to_hex_string(path_str.to_bytes())
+                );
                 panic!("Unable to parse path")
             }
         };
@@ -209,7 +221,6 @@ pub extern "C" fn ext_free_phashes(raw_phashes: *const libc::c_void) {
     }
 }
 
-
 fn to_hex_string(bytes: &[u8]) -> String {
     println!("length: {}", bytes.len());
     let mut strs: Vec<String> = Vec::new();
@@ -230,9 +241,9 @@ mod tests {
     use cache;
     use hash;
 
-    use super::PIHash;
     #[cfg(feature = "bench")]
     use super::test::Bencher;
+    use super::PIHash;
 
     #[test]
     fn test_can_get_test_images() {
@@ -263,21 +274,25 @@ mod tests {
      * Updated test function. Assumes 3 images to a set and no hamming distances.
      * We don't need to confirm that the hamming distance calculation works in these tests.
      */
-    fn test_imageset_hash(hash_type: hash::HashType,
-                          hash_precision: hash::Precision,
-                          max_hamming_distance: u64,
-                          image_paths: [&Path; 3],
-                          image_hashes: [u64; 3],
-                          lib: &PIHash) {
+    fn test_imageset_hash(
+        hash_type: hash::HashType,
+        hash_precision: hash::Precision,
+        max_hamming_distance: u64,
+        image_paths: [&Path; 3],
+        image_hashes: [u64; 3],
+        lib: &PIHash,
+    ) {
         let mut hashes: [u64; 3] = [0; 3];
         for index in 0..image_paths.len() {
             let image_path = image_paths[index];
             let calculated_hash = lib.get_perceptual_hash(&image_path, &hash_precision, &hash_type);
-            println!("[{}] Image hashes for [{}] expected: [{}] actual: [{}]",
-                     hash_type,
-                     image_path.to_str().unwrap(),
-                     image_hashes[index],
-                     calculated_hash);
+            println!(
+                "[{}] Image hashes for [{}] expected: [{}] actual: [{}]",
+                hash_type,
+                image_path.to_str().unwrap(),
+                image_hashes[index],
+                calculated_hash
+            );
             assert_eq!(calculated_hash, image_hashes[index]);
             hashes[index] = calculated_hash;
         }
@@ -308,65 +323,74 @@ mod tests {
         let sample_01_images: [&Path; 3] = [
             &Path::new("./test_images/sample_01_large.jpg"),
             &Path::new("./test_images/sample_01_medium.jpg"),
-            &Path::new("./test_images/sample_01_small.jpg")];
-        let sample_01_hashes: [u64; 3] = [
-            857051991849750,
-            857051991849750,
-            857051991849750];
-        test_imageset_hash(hash::HashType::AHash,
-                           hash::Precision::Medium,
-                           1u64,
-                           sample_01_images,
-                           sample_01_hashes,
-                           &lib);
+            &Path::new("./test_images/sample_01_small.jpg"),
+        ];
+        let sample_01_hashes: [u64; 3] = [857051991849750, 857051991849750, 857051991849750];
+        test_imageset_hash(
+            hash::HashType::AHash,
+            hash::Precision::Medium,
+            1u64,
+            sample_01_images,
+            sample_01_hashes,
+            &lib,
+        );
 
         // Sample_02 tests
         let sample_02_images: [&Path; 3] = [
             &Path::new("./test_images/sample_02_large.jpg"),
             &Path::new("./test_images/sample_02_medium.jpg"),
-            &Path::new("./test_images/sample_02_small.jpg")];
+            &Path::new("./test_images/sample_02_small.jpg"),
+        ];
         let sample_02_hashes: [u64; 3] = [
             18446744073441116160,
             18446744073441116160,
-            18446744073441116160];
-        test_imageset_hash(hash::HashType::AHash,
-                           hash::Precision::Medium,
-                           3u64,
-                           sample_02_images,
-                           sample_02_hashes,
-                           &lib);
+            18446744073441116160,
+        ];
+        test_imageset_hash(
+            hash::HashType::AHash,
+            hash::Precision::Medium,
+            3u64,
+            sample_02_images,
+            sample_02_hashes,
+            &lib,
+        );
 
         // Sample_03 tests
         let sample_03_images: [&Path; 3] = [
             &Path::new("./test_images/sample_03_large.jpg"),
             &Path::new("./test_images/sample_03_medium.jpg"),
-            &Path::new("./test_images/sample_03_small.jpg")];
-        let sample_03_hashes: [u64; 3] = [
-            135670932300497406,
-            135670932300497406,
-            135670932300497406];
-        test_imageset_hash(hash::HashType::AHash,
-                           hash::Precision::Medium,
-                           1u64,
-                           sample_03_images,
-                           sample_03_hashes,
-                           &lib);
+            &Path::new("./test_images/sample_03_small.jpg"),
+        ];
+        let sample_03_hashes: [u64; 3] =
+            [135670932300497406, 135670932300497406, 135670932300497406];
+        test_imageset_hash(
+            hash::HashType::AHash,
+            hash::Precision::Medium,
+            1u64,
+            sample_03_images,
+            sample_03_hashes,
+            &lib,
+        );
 
         // Sample_04 tests
         let sample_04_images: [&Path; 3] = [
             &Path::new("./test_images/sample_04_large.jpg"),
             &Path::new("./test_images/sample_04_medium.jpg"),
-            &Path::new("./test_images/sample_04_small.jpg")];
+            &Path::new("./test_images/sample_04_small.jpg"),
+        ];
         let sample_04_hashes: [u64; 3] = [
             18446460933225054208,
             18446460933225054208,
-            18446460933225054208];
-        test_imageset_hash(hash::HashType::AHash,
-                           hash::Precision::Medium,
-                           0u64,
-                           sample_04_images,
-                           sample_04_hashes,
-                           &lib);
+            18446460933225054208,
+        ];
+        test_imageset_hash(
+            hash::HashType::AHash,
+            hash::Precision::Medium,
+            0u64,
+            sample_04_images,
+            sample_04_hashes,
+            &lib,
+        );
 
         // Clean_Cache
         // super::teardown();
@@ -381,65 +405,78 @@ mod tests {
         let sample_01_images: [&Path; 3] = [
             &Path::new("./test_images/sample_01_large.jpg"),
             &Path::new("./test_images/sample_01_medium.jpg"),
-            &Path::new("./test_images/sample_01_small.jpg")];
+            &Path::new("./test_images/sample_01_small.jpg"),
+        ];
         let sample_01_hashes: [u64; 3] = [
             3404580580803739582,
             3404580580803739582,
-            3404580580803739582];
-        test_imageset_hash(hash::HashType::DHash,
-                           hash::Precision::Medium,
-                           0u64,
-                           sample_01_images,
-                           sample_01_hashes,
-                           &lib);
+            3404580580803739582,
+        ];
+        test_imageset_hash(
+            hash::HashType::DHash,
+            hash::Precision::Medium,
+            0u64,
+            sample_01_images,
+            sample_01_hashes,
+            &lib,
+        );
 
         // Sample_02 tests
         let sample_02_images: [&Path; 3] = [
             &Path::new("./test_images/sample_02_large.jpg"),
             &Path::new("./test_images/sample_02_medium.jpg"),
-            &Path::new("./test_images/sample_02_small.jpg")];
+            &Path::new("./test_images/sample_02_small.jpg"),
+        ];
         let sample_02_hashes: [u64; 3] = [
             14726771606135242753,
             14726771606135242753,
-            14726771606135242753];
-        test_imageset_hash(hash::HashType::DHash,
-                           hash::Precision::Medium,
-                           0u64,
-                           sample_02_images,
-                           sample_02_hashes,
-                           &lib);
+            14726771606135242753,
+        ];
+        test_imageset_hash(
+            hash::HashType::DHash,
+            hash::Precision::Medium,
+            0u64,
+            sample_02_images,
+            sample_02_hashes,
+            &lib,
+        );
 
         // Sample_03 tests
         let sample_03_images: [&Path; 3] = [
             &Path::new("./test_images/sample_03_large.jpg"),
             &Path::new("./test_images/sample_03_medium.jpg"),
-            &Path::new("./test_images/sample_03_small.jpg")];
-        let sample_03_hashes: [u64; 3] = [
-            144115181601817086,
-            144115181601817086,
-            144115181601817086];
-        test_imageset_hash(hash::HashType::DHash,
-                           hash::Precision::Medium,
-                           0u64,
-                           sample_03_images,
-                           sample_03_hashes,
-                           &lib);
+            &Path::new("./test_images/sample_03_small.jpg"),
+        ];
+        let sample_03_hashes: [u64; 3] =
+            [144115181601817086, 144115181601817086, 144115181601817086];
+        test_imageset_hash(
+            hash::HashType::DHash,
+            hash::Precision::Medium,
+            0u64,
+            sample_03_images,
+            sample_03_hashes,
+            &lib,
+        );
 
         // Sample_04 tests
         let sample_04_images: [&Path; 3] = [
             &Path::new("./test_images/sample_04_large.jpg"),
             &Path::new("./test_images/sample_04_medium.jpg"),
-            &Path::new("./test_images/sample_04_small.jpg")];
+            &Path::new("./test_images/sample_04_small.jpg"),
+        ];
         let sample_04_hashes: [u64; 3] = [
             18374262188442386433,
             18374262188442386433,
-            18374262188442386433];
-        test_imageset_hash(hash::HashType::DHash,
-                           hash::Precision::Medium,
-                           1u64,
-                           sample_04_images,
-                           sample_04_hashes,
-                           &lib);
+            18374262188442386433,
+        ];
+        test_imageset_hash(
+            hash::HashType::DHash,
+            hash::Precision::Medium,
+            1u64,
+            sample_04_images,
+            sample_04_hashes,
+            &lib,
+        );
 
         // Clean_Cache
         // super::teardown();
@@ -454,65 +491,77 @@ mod tests {
         let sample_01_images: [&Path; 3] = [
             &Path::new("./test_images/sample_01_large.jpg"),
             &Path::new("./test_images/sample_01_medium.jpg"),
-            &Path::new("./test_images/sample_01_small.jpg")];
-        let sample_01_hashes: [u64; 3] = [
-            72357778504597504,
-            72357778504597504,
-            72357778504597504];
-        test_imageset_hash(hash::HashType::PHash,
-                           hash::Precision::Medium,
-                           1u64,
-                           sample_01_images,
-                           sample_01_hashes,
-                           &lib);
+            &Path::new("./test_images/sample_01_small.jpg"),
+        ];
+        let sample_01_hashes: [u64; 3] = [72357778504597504, 72357778504597504, 72357778504597504];
+        test_imageset_hash(
+            hash::HashType::PHash,
+            hash::Precision::Medium,
+            1u64,
+            sample_01_images,
+            sample_01_hashes,
+            &lib,
+        );
 
         // Sample_02 tests
         let sample_02_images: [&Path; 3] = [
             &Path::new("./test_images/sample_02_large.jpg"),
             &Path::new("./test_images/sample_02_medium.jpg"),
-            &Path::new("./test_images/sample_02_small.jpg")];
+            &Path::new("./test_images/sample_02_small.jpg"),
+        ];
         let sample_02_hashes: [u64; 3] = [
             5332332327550844928,
             5332332327550844928,
-            5332332327550844928];
-        test_imageset_hash(hash::HashType::PHash,
-                           hash::Precision::Medium,
-                           1u64,
-                           sample_02_images,
-                           sample_02_hashes,
-                           &lib);
+            5332332327550844928,
+        ];
+        test_imageset_hash(
+            hash::HashType::PHash,
+            hash::Precision::Medium,
+            1u64,
+            sample_02_images,
+            sample_02_hashes,
+            &lib,
+        );
 
         // Sample_03 tests
         let sample_03_images: [&Path; 3] = [
             &Path::new("./test_images/sample_03_large.jpg"),
             &Path::new("./test_images/sample_03_medium.jpg"),
-            &Path::new("./test_images/sample_03_small.jpg")];
+            &Path::new("./test_images/sample_03_small.jpg"),
+        ];
         let sample_03_hashes: [u64; 3] = [
             6917529027641081856,
             6917529027641081856,
-            6917529027641081856];
-        test_imageset_hash(hash::HashType::PHash,
-                           hash::Precision::Medium,
-                           0u64,
-                           sample_03_images,
-                           sample_03_hashes,
-                           &lib);
+            6917529027641081856,
+        ];
+        test_imageset_hash(
+            hash::HashType::PHash,
+            hash::Precision::Medium,
+            0u64,
+            sample_03_images,
+            sample_03_hashes,
+            &lib,
+        );
 
         // Sample_04 tests
         let sample_04_images: [&Path; 3] = [
             &Path::new("./test_images/sample_04_large.jpg"),
             &Path::new("./test_images/sample_04_medium.jpg"),
-            &Path::new("./test_images/sample_04_small.jpg")];
+            &Path::new("./test_images/sample_04_small.jpg"),
+        ];
         let sample_04_hashes: [u64; 3] = [
             10997931646002397184,
             10997931646002397184,
-            10997931646002397184];
-        test_imageset_hash(hash::HashType::PHash,
-                           hash::Precision::Medium,
-                           3u64,
-                           sample_04_images,
-                           sample_04_hashes,
-                           &lib);
+            10997931646002397184,
+        ];
+        test_imageset_hash(
+            hash::HashType::PHash,
+            hash::Precision::Medium,
+            3u64,
+            sample_04_images,
+            sample_04_hashes,
+            &lib,
+        );
 
         // Clean_Cache
         // super::teardown();
@@ -526,15 +575,19 @@ mod tests {
 
         // Setup the caches to make sure we're good to properly bench
         // All phashes so that the matricies are pulled from cache as well
-        lib.get_perceptual_hash(&Path::new("./test_images/sample_01_large.jpg"),
-                                &hash::Precision::Medium,
-                                &hash::HashType::PHash);
+        lib.get_perceptual_hash(
+            &Path::new("./test_images/sample_01_large.jpg"),
+            &hash::Precision::Medium,
+            &hash::HashType::PHash,
+        );
 
         bench.iter(|| {
             // Sample_01 Bench
-            lib.get_perceptual_hash(&Path::new("./test_images/sample_01_large.jpg"),
-                                    &hash::Precision::Medium,
-                                    &hash::HashType::PHash);
+            lib.get_perceptual_hash(
+                &Path::new("./test_images/sample_01_large.jpg"),
+                &hash::Precision::Medium,
+                &hash::HashType::PHash,
+            );
         })
     }
 
@@ -546,9 +599,11 @@ mod tests {
 
         bench.iter(|| {
             // Sample_01 Bench
-            lib.get_perceptual_hash(&Path::new("./test_images/sample_01_large.jpg"),
-                                    &hash::Precision::Medium,
-                                    &hash::HashType::PHash);
+            lib.get_perceptual_hash(
+                &Path::new("./test_images/sample_01_large.jpg"),
+                &hash::Precision::Medium,
+                &hash::HashType::PHash,
+            );
         })
     }
 }

src/main.rs

@@ -65,10 +65,11 @@ fn main() {
 
         let mut comparison_hashes: Vec<pihash::hash::PerceptualHashes> = Vec::new();
         for index in 0..args.arg_comparison.len() {
-            comparison_hashes
-                .push(get_requested_perceptual_hashes(&lib,
-                                                      &Path::new(&args.arg_comparison[index]),
-                                                      &args));
+            comparison_hashes.push(get_requested_perceptual_hashes(
+                &lib,
+                &Path::new(&args.arg_comparison[index]),
+                &args,
+            ));
         }
 
         let mut similar_images: Vec<&str> = Vec::new();
@@ -94,23 +95,22 @@ ahash: {}
 dhash: {}
 phash: {}
 "#,
-            hashes.orig_path,
-            hashes.ahash,
-            hashes.dhash,
-            hashes.phash);
+            hashes.orig_path, hashes.ahash, hashes.dhash, hashes.phash
+        );
         println!("{}", hash_result);
     }
 }
 
 fn flags_get_all_perceptual_hashes(args: &Args) -> bool {
-    (args.flag_ahash && args.flag_dhash && args.flag_phash) ||
-        (!args.flag_ahash && !args.flag_dhash && !args.flag_phash)
+    (args.flag_ahash && args.flag_dhash && args.flag_phash)
+        || (!args.flag_ahash && !args.flag_dhash && !args.flag_phash)
 }
 
-fn get_requested_perceptual_hashes<'a>(lib: &pihash::PIHash,
-                                       image_path: &'a Path,
-                                       args: &Args)
-                                       -> pihash::hash::PerceptualHashes<'a> {
+fn get_requested_perceptual_hashes<'a>(
+    lib: &pihash::PIHash,
+    image_path: &'a Path,
+    args: &Args,
+) -> pihash::hash::PerceptualHashes<'a> {
     let ahash = if args.flag_ahash || flags_get_all_perceptual_hashes(&args) {
         lib.get_ahash(&image_path)
     } else {