Merge branch 'add-serde' into 'master'

1.6.0 - add optional serde implementations

See merge request redox-os/termion!176

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "termion"
-version = "1.5.6"
+version = "1.6.0"
 authors = ["ticki <Ticki@users.noreply.github.com>", "gycos <alexandre.bury@gmail.com>", "IGI-111 <igi-111@protonmail.com>"]
 description = "A bindless library for manipulating terminals."
 repository = "https://gitlab.redox-os.org/redox-os/termion"
@@ -11,6 +11,7 @@ exclude = ["target", "CHANGELOG.md", "image.png", "Cargo.lock"]
 
 [dependencies]
 numtoa = { version = "0.1", features = ["std"]}
+serde = { version = "1.0", features = ["derive"], optional = true }
 
 [target.'cfg(not(target_os = "redox"))'.dependencies]
 libc = "0.2"

src/event.rs

@@ -1,9 +1,13 @@
 //! Mouse and key events.
 
+#[cfg(feature = "serde")]
+use serde::{Deserialize, Serialize};
+
 use std::io::{Error, ErrorKind};
 use std::str;
 
 /// An event reported by the terminal.
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum Event {
     /// A key press.
@@ -15,6 +19,7 @@ pub enum Event {
 }
 
 /// A mouse related event.
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
 pub enum MouseEvent {
     /// A mouse button was pressed.
@@ -32,6 +37,7 @@ pub enum MouseEvent {
 }
 
 /// A mouse button.
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
 pub enum MouseButton {
     /// The left mouse button.
@@ -51,6 +57,7 @@ pub enum MouseButton {
 }
 
 /// A key.
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
 pub enum Key {
     /// Backspace.

src/lib.rs

@@ -12,6 +12,8 @@
 #![warn(missing_docs)]
 
 extern crate numtoa;
+#[cfg(feature = "serde")]
+extern crate serde;
 
 #[cfg(target_os = "redox")]
 #[path="sys/redox/mod.rs"]