Merge pull request #158 from NoCtrlZ/feature/removed-all-warnings

Removed some warnings

Author: osuketh

core/bellman-verifier/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]

core/bellman-verifier/src/verifier.rs

@@ -58,7 +58,7 @@ pub fn verify_proof<'a, E: Engine>(
             (&proof.a.prepare(), &proof.b.prepare()),
             (&acc.into_affine().prepare(), &pvk.neg_gamma_g2),
             (&proof.c.prepare(), &pvk.neg_delta_g2)
-        ].into_iter())
+        ].iter())
     ).unwrap() == pvk.alpha_g1_beta_g2)
 }
 

core/crypto/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]

core/jubjub/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]

core/keys/src/lib.rs

@@ -1,7 +1,6 @@
 //! Zerochain key components.
 
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]

core/pairing/src/bls12_381/fq.rs

@@ -519,9 +519,9 @@ impl ::rand::Rand for FqRepr {
 
 impl ::std::fmt::Display for FqRepr {
     fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
-        try!(write!(f, "0x"));
+        (write!(f, "0x"))?;
         for i in self.0.iter().rev() {
-            try!(write!(f, "{:016x}", *i));
+            (write!(f, "{:016x}", *i))?;
         }
 
         Ok(())

core/pairing/src/bls12_381/fr.rs

@@ -66,9 +66,9 @@ impl ::rand::Rand for FrRepr {
 
 impl ::std::fmt::Display for FrRepr {
     fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
-        try!(write!(f, "0x"));
+        (write!(f, "0x"))?;
         for i in self.0.iter().rev() {
-            try!(write!(f, "{:016x}", *i));
+            (write!(f, "{:016x}", *i))?;
         }
 
         Ok(())

core/pairing/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 // `clippy` is a code linting tool for improving code quality by catching
 // common mistakes or strange code patterns. If the `clippy` feature is
@@ -121,7 +120,7 @@ pub trait Engine: Sized + 'static + Clone {
         G2: Into<Self::G2Affine>,
     {
         Self::final_exponentiation(&Self::miller_loop(
-            [(&(p.into().prepare()), &(q.into().prepare()))].into_iter(),
+            [(&(p.into().prepare()), &(q.into().prepare()))].iter(),
         )).unwrap()
     }
 }

core/primitives/src/lib.rs

@@ -1,5 +1,4 @@
 #![cfg_attr(not(feature = "std"), no_std)]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]

core/proofs/src/circuit/anonimity_set.rs

@@ -47,7 +47,7 @@ impl Binary {
         match index {
             Some(id) => {
                 binaries[id] = true;
-                for (i, b) in binaries.into_iter().enumerate() {
+                for (i, b) in binaries.iter().enumerate() {
                     let tmp = Boolean::from(AllocatedBit::alloc(
                         cs.namespace(|| format!("{} binary {}", st, i)),
                         Some(*b))?