impl debug for error in no_std + fix derive macro (#130)

Cargo.lock

@@ -82,7 +82,7 @@ version = "0.1.0"
 dependencies = [
  "bitvec 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "honggfuzz 0.5.45 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-scale-codec 1.0.0",
+ "parity-scale-codec 1.0.2",
 ]
 
 [[package]]
@@ -264,20 +264,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "parity-scale-codec"
-version = "1.0.0"
+version = "1.0.2"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "bitvec 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte-slice-cast 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "criterion 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-scale-codec-derive 1.0.0",
+ "parity-scale-codec-derive 1.0.1",
  "serde 1.0.92 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.92 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-scale-codec-derive"
-version = "1.0.0"
+version = "1.0.1"
 dependencies = [
  "proc-macro-crate 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

 [package]
 name = "parity-scale-codec"
 description = "SCALE - Simple Concatenating Aggregated Little Endians"
-version = "1.0.1"
+version = "1.0.2"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "Apache-2.0"
 repository = "https://github.com/paritytech/parity-scale-codec"

derive/Cargo.toml

 [package]
 name = "parity-scale-codec-derive"
 description = "Serialization and deserialization derive macro for Parity SCALE Codec"
-version = "1.0.0"
+version = "1.0.1"
 authors = ["Parity Technologies <admin@parity.io>"]
 license = "Apache-2.0"
 edition = "2018"

derive/src/lib.rs

@@ -148,7 +148,7 @@ pub fn decode_derive(input: TokenStream) -> TokenStream {
 
 			fn decode<DecIn: _parity_scale_codec::Input>(
 				#input_: &mut DecIn
-			) -> Result<Self, _parity_scale_codec::Error> {
+			) -> core::result::Result<Self, _parity_scale_codec::Error> {
 				#decode
 			}
 		}

src/codec.rs

@@ -37,15 +37,14 @@ use std::fmt;
 
 use core::convert::TryFrom;
 
-#[cfg_attr(feature = "std", derive(Debug))]
-#[derive(PartialEq)]
-#[cfg(feature = "std")]
 /// Descriptive error type
+#[cfg(feature = "std")]
+#[derive(PartialEq, Debug)]
 pub struct Error(&'static str);
 
-#[cfg(not(feature = "std"))]
-#[derive(PartialEq)]
 /// Undescriptive error type when compiled for no std
+#[cfg(not(feature = "std"))]
+#[derive(PartialEq, Debug)]
 pub struct Error;
 
 impl Error {