Data commit

Task/Queue-Definition/Lasso/queue-definition-1.lasso

@@ -0,0 +1,21 @@
+define myqueue => type {
+    data store = list
+
+    public onCreate(...) => {
+        if(void != #rest) => {
+            with item in #rest do .`store`->insert(#item)
+        }
+    }
+
+    public push(value) => .`store`->insertLast(#value)
+
+    public pop => {
+        handle => {
+            .`store`->removefirst
+        }
+
+        return .`store`->first
+    }
+
+    public isEmpty => (.`store`->size == 0)
+}

Task/Queue-Definition/Lasso/queue-definition-2.lasso

@@ -0,0 +1,14 @@
+local(q) = myqueue('a')
+#q->isEmpty
+// => false
+
+#q->push('b')
+#q->pop
+// => a
+#q->pop
+// => b
+
+#q->isEmpty
+// => true
+#q->pop
+// => void