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readdir.go
66 lines (50 loc) · 1.03 KB
/
readdir.go
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package filesystem
import (
"os"
"strings"
"github.com/devlights/gomy/output"
)
// ReadDir は、 os.ReadDir() を使ったサンプルです.
func ReadDir() error {
var (
pwd string
err error
)
if pwd, err = os.Getwd(); err != nil {
return err
}
//
// os.ReadDir() では、fs.FS ではなく、os.DirEntry が
// 返却されることに注意.
//
var (
entries []os.DirEntry
)
if entries, err = os.ReadDir(pwd); err != nil {
return err
}
for _, entry := range entries {
if !entry.IsDir() {
continue
}
dirname := entry.Name()
if strings.HasPrefix(dirname, ".") {
continue
}
output.Stdoutl("[directory]", dirname)
}
return nil
/*
$ task
task: [build] go build .
task: [run] ./try-golang -onetime
ENTER EXAMPLE NAME: fileio_filesystem_readdir
[Name] "fileio_filesystem_readdir"
[directory] builder
[directory] cmd
[directory] examples
[directory] mapping
[directory] runner
[Elapsed] 179.57µs
*/
}