Remove failure dep, add MSVR 1.81, edition 2021 and bump version

Cargo.toml

@@ -8,13 +8,10 @@ license = "MIT/Apache-2.0"
 name = "tlv_parser"
 readme = "README.md"
 repository = "https://github.com/lexxvir/tlv-parser"
-version = "0.9.0"
+version = "0.10.0"
 exclude = ["benches/*", "tests/*", "fuzz/*", "decode-tlv/*", "amex-cda-in.txt", ".*"]
-
-[dependencies.failure]
-version = "0.1.1"
-default-features = false
-features = ["derive"]
+rust-version = "1.81"
+edition = "2021"
 
 [dev-dependencies]
 quickcheck = "^0"

README.md

@@ -1,5 +1,4 @@
 # tlv-parser
-[![Build Status](https://travis-ci.org/lexxvir/tlv-parser.svg?branch=master)](https://travis-ci.org/lexxvir/tlv-parser)
 [![Latest Version](https://img.shields.io/crates/v/tlv_parser.svg)](https://crates.io/crates/tlv_parser)
 [![Docs](https://docs.rs/tlv_parser/badge.svg)](https://docs.rs/tlv_parser)
 

decode-tlv/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "decode-tlv"
 version = "0.1.0"
-authors = ["aarbuzov"]
+edition = "2021"
 
 [dependencies]
 hex = "0.3.1"

decode-tlv/src/main.rs

@@ -1,6 +1,3 @@
-extern crate hex;
-extern crate tlv_parser;
-
 use std::io::Read;
 use tlv_parser::tlv::{Tlv, Value};
 

src/lib.rs

@@ -28,36 +28,42 @@
 //! assert_eq!(constructed_tlv.to_vec(), vec![0x21, 0x02, 0x01, 0x00]);
 //! ```
 
-extern crate core as std;
-#[macro_use]
 extern crate alloc;
-#[macro_use]
-extern crate failure;
 
 pub mod tlv;
 
 type Result<T> = core::result::Result<T, TlvError>;
 
-#[derive(Debug, Fail)]
+#[derive(Debug)]
 pub enum TlvError {
-    #[fail(display = "Too short input vector")]
     TruncatedTlv,
-
-    #[fail(display = "Invalid length value")]
     InvalidLength,
-
-    #[fail(display = "Invalid tag number")]
     InvalidTagNumber,
-
-    #[fail(display = "Too short body: expected {}, found {}", expected, found)]
     TooShortBody { expected: usize, found: usize },
-
-    #[fail(
-        display = "Tag number defines primitive TLV, but value is not Value::Val: {}",
-        tag_number
-    )]
     ValExpected { tag_number: usize },
-
-    #[fail(display = "Provided 'tag-path' have error")]
     TagPathError,
 }
+
+use core::fmt;
+
+impl fmt::Display for TlvError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        use TlvError::*;
+
+        match self {
+            TruncatedTlv => write!(f, "Too short input vector"),
+            InvalidLength => writeln!(f, "Invalid length value"),
+            InvalidTagNumber => write!(f, "Invalid tag number"),
+            TooShortBody { expected, found } => {
+                write!(f, "Too short body: expected {expected}, found {found}")
+            }
+            ValExpected { tag_number } => write!(
+                f,
+                "Tag number defines primitive TLV, but value is not Value::Val: {tag_number}"
+            ),
+            TagPathError => write!(f, "Provided 'tag-path' has error"),
+        }
+    }
+}
+
+impl core::error::Error for TlvError {}

src/tlv.rs

@@ -1,5 +1,5 @@
 use alloc::string::String;
-use alloc::vec::Vec;
+use alloc::{vec, vec::Vec};
 use core::fmt::{self, Debug};
 
 use super::{Result, TlvError};