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version.go
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/
version.go
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package version
import (
"bytes"
"html/template"
"runtime"
"strings"
)
var (
Version string
Revision string
Branch string
BuildUser string
BuildDate string
GoVersion = runtime.Version()
)
var versionInfoTmpl = `
{{.program}}, version {{.version}} (branch: {{.branch}}, revision: {{.revision}})
build user: {{.buildUser}}
build date: {{.buildDate}}
go version: {{.goVersion}}
`
func Print() string {
m := map[string]string{
"program": "tomato",
"version": Version,
"revision": Revision,
"branch": Branch,
"buildUser": BuildUser,
"buildDate": BuildDate,
"goVersion": GoVersion,
}
t := template.Must(template.New("version").Parse(versionInfoTmpl))
var buf bytes.Buffer
if err := t.ExecuteTemplate(&buf, "version", m); err != nil {
panic(err)
}
return strings.TrimSpace(buf.String())
}