refactor: oop log parser to pkgs

interfaces/log-parser/oop/pipe/group/page.go

@@ -0,0 +1,15 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package group
+
+import "github.com/inancgumus/learngo/interfaces/log-parser/oop/pipe"
+
+// Page groups records by page.
+func Page(r pipe.Record) string {
+	return r.Str("domain") + r.Str("page")
+}