add more docs and licence files

Author: XAMPPRocky

LICENCE-APACHE

@@ -0,0 +1,13 @@
+Copyright 2016 Erin Power
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

LICENCE-MIT

@@ -0,0 +1,21 @@
+MIT License (MIT)
+
+Copyright (c) 2016 Erin Power
+
+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:
+
+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.

src/types.rs

@@ -47,14 +47,23 @@ pub trait AsnType {
     const TAG: Tag;
 }
 
+/// A newtype wrapper that will explicitly tag its value with `T`'s tag.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+pub struct Explicit<T, V>{
+    _tag: core::marker::PhantomData<T>,
+    pub(crate) value: V,
+}
+
+/// A newtype wrapper that will implicitly tag its value with `T`'s tag.
+#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+pub struct Implicit<T, V>{
+    _tag: core::marker::PhantomData<T>,
+    pub(crate) value: V,
+}
+
 macro_rules! tag_kind {
     ($($name:ident),+) => {
         $(
-            #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
-            pub struct $name<T, V>{
-                _tag: core::marker::PhantomData<T>,
-                pub(crate) value: V,
-            }
 
             impl<T, V> $name<T, V>{
                 pub fn new(value: V) -> Self {