From 3cd0f98c175dd382036ede3cbe13d8c585671e5e Mon Sep 17 00:00:00 2001
From: dragongoat <japawek@gmail.com>
Date: Wed, 12 Feb 2020 11:12:04 -0800
Subject: [PATCH 1/4] Fixes #1

---
 Inventory.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Inventory.cpp b/Inventory.cpp
index 57964b4..501395b 100644
--- a/Inventory.cpp
+++ b/Inventory.cpp
@@ -4,6 +4,7 @@
 
 using std::string;
 using std::ostream;
+using std::cout;
   
 Inventory::Inventory(string name, float price, int count)
 {
@@ -14,7 +15,12 @@ Inventory::Inventory(string name, float price, int count)
 
 void Inventory::sell()
 {
-  m_in_stock--;
+	if (m_in_stock == 0){
+		cout << "Sorry, that item is out of stock.\n";
+  }
+	else {
+	  m_in_stock--;
+	}
 }
 
 ostream& operator<<(ostream& stream, const Inventory& item)
@@ -23,4 +29,4 @@ ostream& operator<<(ostream& stream, const Inventory& item)
          << " $"
          << std::fixed << std::setprecision(2) << item.m_price;
   return stream;
-}
\ No newline at end of file
+}

From 9046632f609fe7e686635c5b31caa267af7b8ed8 Mon Sep 17 00:00:00 2001
From: dragongoat <japawek@gmail.com>
Date: Wed, 12 Feb 2020 11:20:00 -0800
Subject: [PATCH 2/4] Added documentation. Fixes #2

---
 Inventory.cpp | 8 +++++++-
 Inventory.h   | 6 +++++-
 README.md     | 5 +++++
 3 files changed, 17 insertions(+), 2 deletions(-)
 create mode 100644 README.md

diff --git a/Inventory.cpp b/Inventory.cpp
index 501395b..d455ad1 100644
--- a/Inventory.cpp
+++ b/Inventory.cpp
@@ -5,7 +5,11 @@
 using std::string;
 using std::ostream;
 using std::cout;
-  
+
+// Constructor
+// @param string name - The name of the item to add
+// @param float price - The price of the item to add
+// @param int count   - The quantity of the item to add  
 Inventory::Inventory(string name, float price, int count)
 {
   m_name = name;
@@ -13,6 +17,7 @@ Inventory::Inventory(string name, float price, int count)
   m_in_stock = count;
 }
 
+// Decrements stock of item, unless quantity is 0
 void Inventory::sell()
 {
 	if (m_in_stock == 0){
@@ -23,6 +28,7 @@ void Inventory::sell()
 	}
 }
 
+// Prints information about the item
 ostream& operator<<(ostream& stream, const Inventory& item)
 {
   stream << item.m_name 
diff --git a/Inventory.h b/Inventory.h
index c52d5d8..4d465d0 100644
--- a/Inventory.h
+++ b/Inventory.h
@@ -5,11 +5,15 @@
 using std::string;
 using std::ostream;
 
+// This class is used to keep track of an item in the shop's inventory.
 class Inventory
 {
   private:
+		// Name of the item
     string m_name;
+		// Price of the item
     float m_price;
+		// Quantity of item left in stock
     int m_in_stock;
 
   public:
@@ -18,4 +22,4 @@ class Inventory
     friend ostream& operator<<(ostream&, const Inventory&);
 };
 
-#endif
\ No newline at end of file
+#endif
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..c9a70f4
--- /dev/null
+++ b/README.md
@@ -0,0 +1,5 @@
+
+
+This application simulates a shop, where items can be added to the shop's stock and sold.
+
+To build, simply type "make" in the command line, then run the executable.

From 8dc6fe44664fe05a1e3e7e250122498fd34acc36 Mon Sep 17 00:00:00 2001
From: dragongoat <japawek@gmail.com>
Date: Wed, 12 Feb 2020 11:20:17 -0800
Subject: [PATCH 3/4] Added travisCI

---
 .travis.yml | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 .travis.yml

diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..e0e6c86
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,4 @@
+language: cpp
+os: linux
+script:
+  - make

From 39ef20a67f3624078806d2a6022f6a8ac922dcf2 Mon Sep 17 00:00:00 2001
From: dragongoat <japawek@gmail.com>
Date: Wed, 12 Feb 2020 11:21:13 -0800
Subject: [PATCH 4/4] Added badge to README

---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index c9a70f4..675cf53 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-
+[![Build Status](https://travis-ci.org/Dragongoat/Inventory.svg?branch=master)](https://travis-ci.org/Dragongoat/Inventory)
 
 This application simulates a shop, where items can be added to the shop's stock and sold.