Removed `allow` attributes, fixed some warnings

src/features/impl_std.rs

@@ -4,14 +4,12 @@ use crate::{
     error::DecodeError,
 };
 
-pub fn decode_from<'__de, D: Decodable, R: std::io::Read>(
-    src: &'__de mut R,
-) -> Result<D, DecodeError> {
+pub fn decode_from<D: Decodable, R: std::io::Read>(src: &mut R) -> Result<D, DecodeError> {
     decode_from_with_config(src, config::Default)
 }
 
-pub fn decode_from_with_config<'__de, D: Decodable, C: Config, R: std::io::Read>(
-    src: &'__de mut R,
+pub fn decode_from_with_config<D: Decodable, C: Config, R: std::io::Read>(
+    src: &mut R,
     _config: C,
 ) -> Result<D, DecodeError> {
     let mut decoder = Decoder::<_, C>::new(src, _config);

src/varint/decode_signed.rs

@@ -1,8 +1,5 @@
-#![allow(unused_variables)]
-
 use crate::{config::Endian, de::read::Reader, error::DecodeError};
 
-#[allow(dead_code)]
 pub fn varint_decode_i16<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -22,7 +19,6 @@ pub fn varint_decode_i16<'a, R: Reader<'a>>(
     })
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_i32<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -42,7 +38,6 @@ pub fn varint_decode_i32<'a, R: Reader<'a>>(
     })
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_i64<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -62,7 +57,6 @@ pub fn varint_decode_i64<'a, R: Reader<'a>>(
     })
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_i128<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -82,7 +76,6 @@ pub fn varint_decode_i128<'a, R: Reader<'a>>(
     })
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_isize<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,

src/varint/decode_unsigned.rs

@@ -5,7 +5,6 @@ use crate::{
     error::{DecodeError, IntegerType},
 };
 
-#[allow(dead_code)]
 pub fn varint_decode_u16<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -37,7 +36,6 @@ pub fn varint_decode_u16<'a, R: Reader<'a>>(
     }
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_u32<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -73,7 +71,6 @@ pub fn varint_decode_u32<'a, R: Reader<'a>>(
     }
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_u64<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -113,7 +110,6 @@ pub fn varint_decode_u64<'a, R: Reader<'a>>(
     }
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_usize<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,
@@ -153,7 +149,6 @@ pub fn varint_decode_usize<'a, R: Reader<'a>>(
     }
 }
 
-#[allow(dead_code)]
 pub fn varint_decode_u128<'a, R: Reader<'a>>(
     read: &mut R,
     endian: Endian,

tests/derive.rs

@@ -53,6 +53,7 @@ fn test_encodable() {
     assert_eq!(&slice[..bytes_written], &[10, 10, 20]);
 }
 
+#[cfg(feature = "std")]
 #[test]
 fn test_decodable() {
     let start = Test2 {