refactor: log parser text writer and func types

2019-08-06 01:49:48 +03:00
parent eadf0c85e4
commit 69094da997
6 changed files with 34 additions and 16 deletions
--- a/27-functional-programming/log-parser-exp/groupby.go
+++ b/27-functional-programming/log-parser-exp/groupby.go
@@ -1,5 +1,7 @@
 package main

+type groupFunc func(result) (key string)
+
 func groupBy(results []result, keyer groupFunc) []result {
 	grouped := make(map[string]result, len(results))