panic!

about_panics.go

@@ -1,5 +1,10 @@
 package go_koans
 
-func aboutPanics() {
-  panic("crap")
+func divideFourBy(i int) int {
+  return 4 / i
+}
+
+func aboutPanics() {
+  n := divideFourBy(0)
+  assert(n == 2) // panics are exceptional errors at runtime
 }