Fix all warnings

src/conversions/amplifier.rs

@@ -1,38 +0,0 @@
-use conversions::Sample;
-
-pub struct AmplifierIterator<I> where I: Iterator {
-    input: I,
-    amplication: f32,
-}
-
-impl<I> AmplifierIterator<I> where I: Iterator {
-    #[inline]
-    pub fn new(input: I, amplication: f32) -> AmplifierIterator<I> {
-        AmplifierIterator {
-            input: input,
-            amplication: amplication,
-        }
-    }
-
-    #[inline]
-    pub fn set_amplification(&mut self, new_value: f32) {
-        self.amplication = new_value;
-    }
-}
-
-impl<I> Iterator for AmplifierIterator<I> where I: Iterator, I::Item: Sample {
-    type Item = I::Item;
-
-    #[inline]
-    fn next(&mut self) -> Option<I::Item> {
-        self.input.next().map(|value| value.amplify(self.amplication))
-    }
-
-    #[inline]
-    fn size_hint(&self) -> (usize, Option<usize>) {
-        self.input.size_hint()
-    }
-}
-
-impl<I> ExactSizeIterator for AmplifierIterator<I>
-                              where I: ExactSizeIterator, I::Item: Sample {}

src/conversions/mod.rs

@@ -8,9 +8,7 @@ pub use self::sample::Sample;
 pub use self::sample::DataConverter;
 pub use self::channels::ChannelsCountConverter;
 pub use self::samples_rate::SamplesRateConverter;
-pub use self::amplifier::AmplifierIterator;
 
-mod amplifier;
 mod channels;
 mod sample;
 mod samples_rate;

src/conversions/samples_rate.rs

@@ -1,7 +1,6 @@
 use cpal;
 use conversions::Sample;
 
-use std::iter;
 use std::mem;
 
 /// Iterator that converts from a certain samples rate to another.
@@ -61,8 +60,8 @@ impl<I> SamplesRateConverter<I> where I: Iterator, I::Item: Sample {
             debug_assert_eq!(from, gcd);
             (Vec::new(), Vec::new())
         } else {
-            let mut first = input.by_ref().take(num_channels as usize).collect::<Vec<_>>();
-            let mut next = input.by_ref().take(num_channels as usize).collect::<Vec<_>>();
+            let first = input.by_ref().take(num_channels as usize).collect::<Vec<_>>();
+            let next = input.by_ref().take(num_channels as usize).collect::<Vec<_>>();
             (first, next)
         };
 

src/decoder/mod.rs

@@ -2,8 +2,6 @@ use std::io::{Read, Seek};
 use std::sync::Arc;
 use std::sync::Mutex;
 
-use cpal::Endpoint;
-
 mod vorbis;
 mod wav;
 

src/decoder/vorbis.rs

@@ -1,9 +1,8 @@
 use std::io::{Read, Seek};
-use std::f64::INFINITY;
 use super::Decoder;
 use conversions;
 
-use cpal::{self, Endpoint, Voice};
+use cpal;
 use vorbis;
 
 pub struct VorbisDecoder {

src/decoder/wav.rs

@@ -1,9 +1,8 @@
 use std::io::{Read, Seek, SeekFrom};
-use std::cmp;
 use super::Decoder;
 use conversions;
 
-use cpal::{self, Endpoint, Voice};
+use cpal;
 use hound::WavReader;
 
 pub struct WavDecoder {

src/engine.rs

@@ -1,4 +1,3 @@
-use std::cmp;
 use std::mem;
 use std::collections::HashMap;
 use std::io::{Read, Seek};

src/lib.rs

@@ -1,5 +1,5 @@
 #![cfg_attr(test, deny(missing_docs))]
-//#![cfg_attr(test, deny(warnings))]
+#![cfg_attr(test, deny(warnings))]
 
 extern crate cpal;
 extern crate hound;