examples: annotate examples

[nit.git] / examples / fibonacci.nit

diff --git a/examples/fibonacci.nit b/examples/fibonacci.nit
index d4330ba..50b93be 100644 (file)
--- a/examples/fibonacci.nit
+++ b/examples/fibonacci.nit
@@ -15,18 +15,15 @@
 # limitations under the License.
 
 # Simple example of refinement where a method is added to the integer class.
-module fibonacci
+module fibonacci is example
 
 redef class Int
        # Calculate the self-th element of the fibonacci sequence.
        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.