4 files changed, 14 insertions(+), 3 deletions(-)

M README.md
M src/hello_hut/cli.py
M src/hello_hut/greetings.py
M tests/test_greetings.py

@@ 10,6 10,8 @@ $ hello-hut
 Hello, friend!
 $ hello-hut Ada
 Hello, Ada!
+$ hello-hut Ada --shout
+HELLO, ADA!
 ```
 
 ## License

@@ 13,6 13,8 @@ def build_parser():
         description="A friendly greeting tool for your terminal.",
     )
     parser.add_argument("name", nargs="?", help="who to greet")
+    parser.add_argument("--shout", action="store_true",
+                        help="print the greeting in capitals")
     parser.add_argument("--version", action="version",
                         version=f"%(prog)s {__version__}")
     return parser


@@ 21,7 23,8 @@ def build_parser():
 def main(argv=None):
     args = build_parser().parse_args(argv)
     name = args.name or DEFAULT_NAME
+    shout = args.shout
 
-    message = greet(name)
+    message = greet(name, shout=shout)
     print(message)
     return 0

@@ 3,8 3,8 @@
 DEFAULT_NAME = "friend"
 
 
-def greet(name=DEFAULT_NAME):
+def greet(name=DEFAULT_NAME, shout=False):
     """Build a greeting such as "Hello, Ada!"."""
     salutation = "Hello"
     message = f"{salutation}, {name}!"
-    return message
+    return message.upper() if shout else message

@@ 10,6 10,12 @@ class GreetTest(unittest.TestCase):
     def test_custom_name(self):
         self.assertEqual(greet("Ada"), "Hello, Ada!")
 
+    def test_shout(self):
+        self.assertEqual(greet("Ada", shout=True), "HELLO, ADA!")
+
+    def test_shout_keeps_accents(self):
+        self.assertEqual(greet("Zoë", shout=True), "HELLO, ZOË!")
+
 
 if __name__ == "__main__":
     unittest.main()