From c11d7efef6d9c3cdc5d0d59b75a42ccc1d7b1a7c Mon Sep 17 00:00:00 2001
From: Caleb Jones <self@calebjones.net>
Date: Wed, 15 Jun 2016 02:54:39 -0400
Subject: [PATCH] Derive Debug, PartialEq, Eq, & Clone when possible

EntryData and FeedData need an explicitly implementation of Debug
because the atom types don't support it, and we probably don't want to
show the contained feeds anyway.
---
 src/category.rs   |  1 +
 src/entry.rs      | 12 ++++++++++++
 src/feed.rs       | 12 ++++++++++++
 src/generator.rs  |  1 +
 src/guid.rs       |  1 +
 src/image.rs      |  1 +
 src/link.rs       |  1 +
 src/person.rs     |  1 +
 src/text_input.rs |  1 +
 9 files changed, 31 insertions(+)

diff --git a/src/category.rs b/src/category.rs
index 2be7afa..2dd3c03 100644
--- a/src/category.rs
+++ b/src/category.rs
@@ -1,6 +1,7 @@
 use atom_syndication as atom;
 use rss;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Category {
     pub term: String,
     pub scheme: Option<String>,
diff --git a/src/entry.rs b/src/entry.rs
index 130232b..c588898 100644
--- a/src/entry.rs
+++ b/src/entry.rs
@@ -2,6 +2,7 @@ use atom_syndication as atom;
 use rss;
 
 use std::str::FromStr;
+use std::fmt::{Formatter, Debug, Error};
 use chrono::{DateTime, UTC};
 
 use category::Category;
@@ -9,11 +10,22 @@ use link::Link;
 use person::Person;
 use guid::Guid;
 
+#[derive(Clone)]
 enum EntryData {
     Atom(atom::Entry),
     Rss(rss::Item),
 }
 
+impl Debug for EntryData {
+    fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
+        match *self {
+            EntryData::Atom(_) => write!(f, "Atom(_)"),
+            EntryData::Rss(_) => write!(f, "Rss(_)"),
+        }
+    }
+}
+
+#[derive(Debug, Clone)]
 pub struct Entry {
     // If created from an Atom or RSS entry, this is the original contents
     source_data: Option<EntryData>,
diff --git a/src/feed.rs b/src/feed.rs
index d8132ad..af68144 100644
--- a/src/feed.rs
+++ b/src/feed.rs
@@ -2,6 +2,7 @@ use atom_syndication as atom;
 use rss;
 
 use std::str::FromStr;
+use std::fmt::{Debug, Formatter, Error};
 use chrono::{DateTime, UTC};
 
 use link::Link;
@@ -12,13 +13,24 @@ use entry::Entry;
 use image::Image;
 use text_input::TextInput;
 
+#[derive(Clone)]
 enum FeedData {
     Atom(atom::Feed),
     Rss(rss::Channel),
 }
 
+impl Debug for FeedData {
+    fn fmt(&self, f: &mut Formatter) -> Result<(), Error> {
+        match *self {
+            FeedData::Atom(_) => write!(f, "Atom(_)"),
+            FeedData::Rss(_) => write!(f, "Rss(_)"),
+        }
+    }
+}
+
 // A helpful table of approximately equivalent elements can be found here:
 // http://www.intertwingly.net/wiki/pie/Rss20AndAtom10Compared#table
+#[derive(Debug, Clone)]
 pub struct Feed {
     // If created from an RSS or Atom feed, this is the original contents
     source_data: Option<FeedData>,
diff --git a/src/generator.rs b/src/generator.rs
index 1fa4a06..a8da791 100644
--- a/src/generator.rs
+++ b/src/generator.rs
@@ -1,5 +1,6 @@
 use atom_syndication as atom;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Generator {
     pub name: String,
     pub uri: Option<String>,
diff --git a/src/guid.rs b/src/guid.rs
index 43ac5a1..5bf23f8 100644
--- a/src/guid.rs
+++ b/src/guid.rs
@@ -1,5 +1,6 @@
 use rss;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Guid {
     pub is_permalink: bool,
     pub id: String,
diff --git a/src/image.rs b/src/image.rs
index fcbfb4a..7954b8c 100644
--- a/src/image.rs
+++ b/src/image.rs
@@ -1,5 +1,6 @@
 use rss;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Image {
     pub url: String,
     pub title: String,
diff --git a/src/link.rs b/src/link.rs
index d1e7765..289de9a 100644
--- a/src/link.rs
+++ b/src/link.rs
@@ -1,5 +1,6 @@
 use atom_syndication as atom;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct Link {
     pub href: String,
     pub rel: Option<String>,
diff --git a/src/person.rs b/src/person.rs
index 409f278..53816e8 100644
--- a/src/person.rs
+++ b/src/person.rs
@@ -1,5 +1,6 @@
 use atom_syndication as atom;
 
+#[derive(Debug, PartialEq, Clone)]
 pub struct Person {
     pub name: String,
     pub uri: Option<String>,
diff --git a/src/text_input.rs b/src/text_input.rs
index 5f4a4e7..5fccfc4 100644
--- a/src/text_input.rs
+++ b/src/text_input.rs
@@ -1,5 +1,6 @@
 use rss;
 
+#[derive(Debug, PartialEq, Eq, Clone)]
 pub struct TextInput {
     pub title: String,
     pub description: String,