examples: annotate examples

[nit.git] / examples / fibonacci.nit

diff --git a/examples/fibonacci.nit b/examples/fibonacci.nit
index 0df0209..50b93be 100644 (file)
--- a/examples/fibonacci.nit
+++ b/examples/fibonacci.nit
@@ -14,23 +14,20 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# A simple exemple of refinement where a method is added to the integer class.
-package fibonacci
+# Simple example of refinement where a method is added to the integer class.
+module fibonacci is example
 
 redef class Int
        # Calculate the self-th element of the fibonacci sequence.
-       meth fibonacci: Int
+       fun fibonacci: Int
        do
-               if self < 2 then
-                       return 1
-               else
-                       return (self-2).fibonacci + (self-1).fibonacci
-               end
-       end 
+               if self < 2 then return self
+               return (self-2).fibonacci + (self-1).fibonacci
+       end
 end
 
 # Print usage and exit.
-meth usage
+fun usage
 do
        print "Usage: fibonnaci <integer>" 
        exit 0