Files
learngo/27-functional-programming/log-parser-exp/main.go
2019-08-06 02:44:17 +03:00

61 lines
1021 B
Go

// 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 main
import (
"fmt"
"os"
)
func main() {
defer recoverErr()
_, err := newReport().
from(os.Stdin).
to(os.Stdout).
retrieveFrom(textReader).
filterBy(orgDomainsFilter).
// filterBy(notUsing(domainExtFilter("org", "io"))).
// groupBy(pageGrouper).
groupBy(domainGrouper).
writeTo(textWriter).
run()
if err != nil {
fmt.Println("> Err:", err)
}
}
func recoverErr() {
val := recover()
if val == nil {
return
}
if err, ok := val.(string); ok {
fmt.Println("> Error occurred:", err)
}
}
/*
newReport -> report.New().
Result -> report.Line
notUsing = report.Not
_, err := stats.Parse().
From(os.Stdin).
To(os.Stdout).
RetrieveFrom(stats.TextReader).
FilterBy(notUsing(stats.DomainExtFilter("org", "io"))).
GroupBy(stats.DomainGrouper).
WriteTo(stats.TextWriter).
Run()
*/