+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Copyright 2009 Jean Privat <jean@pryen.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+redef class Map[K, V]
+ meth get(k: K): V
+ with default: V do abort
+ do
+ if has_key(k) then return self[k]
+ var d = default
+ self[k] = d
+ return d
+ end
+end
+
+var h = new HashMap[String, String]
+h["bleu"] = "blue"
+
+print "B:"
+
+print h.has_key("bleu")
+var v = h.get("bleu") with do
+ print "Error"
+ abort
+end
+print v
+
+print "R:"
+
+print h.has_key("rouge")
+v = h.get("rouge") with do continue "red"
+print v
+print h.has_key("rouge")
+v = h.get("rouge")
+print v
+
+print "N:"
+
+print h.has_key("noir")
+v = h.get("noir") with do break "black"
+print v
+print h.has_key("noir")
+
+#alt1#v = h.get("noir")