Change license to 0BSD

This is equivalent to MIT without the attribution requirement.

Author: stephaneyfx

LICENSE

@@ -1,19 +1,12 @@
-Copyright 2018 Stephane Raux
+Copyright (C) 2018-2021 Stephane Raux
 
-Permission is hereby granted, free of charge, to any person obtaining a copy of 
-this software and associated documentation files (the "Software"), to deal in 
-the Software without restriction, including without limitation the rights to 
-use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 
-of the Software, and to permit persons to whom the Software is furnished to do 
-so, subject to the following conditions:
+Permission to use, copy, modify, and/or distribute this software for any
+purpose with or without fee is hereby granted.
 
-The above copyright notice and this permission notice shall be included in all 
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 
-SOFTWARE.
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

README.md

@@ -1,6 +1,5 @@
 [![Documentation](https://docs.rs/enum-iterator/badge.svg)](https://docs.rs/enum-iterator)
 [![Crate](https://img.shields.io/crates/v/enum-iterator.svg)](https://crates.io/crates/enum-iterator)
-[![MIT license](https://img.shields.io/badge/license-MIT-blue.svg)](https://opensource.org/licenses/MIT)
 
 # Purpose
 

enum-iterator-derive/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.6.0"
 authors = ["Stephane Raux <stephaneyfx@gmail.com>"]
 edition = "2018"
 description = "Procedural macro to iterate over the variants of a field-less enum"
-license = "MIT"
+license = "0BSD"
 homepage = "https://github.com/stephaneyfx/enum-iterator"
 repository = "https://github.com/stephaneyfx/enum-iterator.git"
 documentation = "https://docs.rs/enum-iterator-derive"

enum-iterator-derive/src/lib.rs

@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2019 Stephane Raux. Distributed under the MIT license.
+// Copyright (C) 2018-2019 Stephane Raux. Distributed under the 0BSD license.
 
 //! Procedural macro to derive `IntoEnumIterator` for field-less enums.
 //!
@@ -11,13 +11,15 @@ extern crate proc_macro;
 
 use proc_macro2::{Span, TokenStream};
 use quote::{quote, ToTokens};
-use std::fmt::{Display, self};
-use syn::{Ident, DeriveInput};
+use std::fmt::{self, Display};
+use syn::{DeriveInput, Ident};
 
 /// Derives `IntoEnumIterator` for field-less enums.
 #[proc_macro_derive(IntoEnumIterator)]
 pub fn into_enum_iterator(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
-    derive(input).unwrap_or_else(|e| e.to_compile_error()).into()
+    derive(input)
+        .unwrap_or_else(|e| e.to_compile_error())
+        .into()
 }
 
 fn derive(input: proc_macro::TokenStream) -> Result<TokenStream, syn::Error> {
@@ -33,7 +35,9 @@ fn derive(input: proc_macro::TokenStream) -> Result<TokenStream, syn::Error> {
         syn::Data::Enum(e) => &e.variants,
         _ => return Err(Error::ExpectedEnum.with_tokens(&ast)),
     };
-    let arms = variants.iter().enumerate()
+    let arms = variants
+        .iter()
+        .enumerate()
         .map(|(idx, v)| {
             let id = &v.ident;
             match v.fields {
@@ -105,13 +109,16 @@ impl Error {
 impl Display for Error {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
-            Error::ExpectedEnum =>
-                f.write_str("IntoEnumIterator can only be derived for enum types"),
-            Error::ExpectedUnitVariant =>
-                f.write_str("IntoEnumIterator can only be derived for enum types with unit \
-                    variants only"),
-            Error::GenericsUnsupported =>
-                f.write_str("IntoEnumIterator cannot be derived for generic types"),
+            Error::ExpectedEnum => {
+                f.write_str("IntoEnumIterator can only be derived for enum types")
+            }
+            Error::ExpectedUnitVariant => f.write_str(
+                "IntoEnumIterator can only be derived for enum types with unit \
+                    variants only",
+            ),
+            Error::GenericsUnsupported => {
+                f.write_str("IntoEnumIterator cannot be derived for generic types")
+            }
         }
     }
 }

enum-iterator/Cargo.toml

@@ -4,7 +4,7 @@ version = "0.6.0"
 authors = ["Stephane Raux <stephaneyfx@gmail.com>"]
 edition = "2018"
 description = "Tools to iterate over the variants of a field-less enum"
-license = "MIT"
+license = "0BSD"
 homepage = "https://github.com/stephaneyfx/enum-iterator"
 repository = "https://github.com/stephaneyfx/enum-iterator.git"
 documentation = "https://docs.rs/enum-iterator"

enum-iterator/src/lib.rs

@@ -1,12 +1,11 @@
-// Copyright (C) 2018-2019 Stephane Raux. Distributed under the MIT license.
+// Copyright (C) 2018-2019 Stephane Raux. Distributed under the 0BSD license.
 
 //! Tools to iterate over the variants of a field-less enum.
 //!
 //! See the `IntoEnumIterator` trait.
 
 #![deny(missing_docs)]
 #![deny(warnings)]
-
 #![no_std]
 
 pub use enum_iterator_derive::IntoEnumIterator;