gopl-zh.github.com/vendor/gopl.io/ch4/issuesreport/main.go

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// Copyright © 2016 Alan A. A. Donovan & Brian W. Kernighan.
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
// See page 113.
// Issuesreport prints a report of issues matching the search terms.
package main
import (
"log"
"os"
"text/template"
"time"
"gopl.io/ch4/github"
)
//!+template
const templ = `{{.TotalCount}} issues:
{{range .Items}}----------------------------------------
Number: {{.Number}}
User: {{.User.Login}}
Title: {{.Title | printf "%.64s"}}
Age: {{.CreatedAt | daysAgo}} days
{{end}}`
//!-template
//!+daysAgo
func daysAgo(t time.Time) int {
return int(time.Since(t).Hours() / 24)
}
//!-daysAgo
//!+exec
var report = template.Must(template.New("issuelist").
Funcs(template.FuncMap{"daysAgo": daysAgo}).
Parse(templ))
func main() {
result, err := github.SearchIssues(os.Args[1:])
if err != nil {
log.Fatal(err)
}
if err := report.Execute(os.Stdout, result); err != nil {
log.Fatal(err)
}
}
//!-exec
func noMust() {
//!+parse
report, err := template.New("report").
Funcs(template.FuncMap{"daysAgo": daysAgo}).
Parse(templ)
if err != nil {
log.Fatal(err)
}
//!-parse
result, err := github.SearchIssues(os.Args[1:])
if err != nil {
log.Fatal(err)
}
if err := report.Execute(os.Stdout, result); err != nil {
log.Fatal(err)
}
}
/*
//!+output
$ go build gopl.io/ch4/issuesreport
$ ./issuesreport repo:golang/go is:open json decoder
13 issues:
----------------------------------------
Number: 5680
User: eaigner
Title: encoding/json: set key converter on en/decoder
Age: 750 days
----------------------------------------
Number: 6050
User: gopherbot
Title: encoding/json: provide tokenizer
Age: 695 days
----------------------------------------
...
//!-output
*/