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package file
import (
"errors"
"fmt"
"io/ioutil"
"os"
"github.com/spf13/afero"
)
// for overriding in tests
var fs = afero.NewOsFs()
// Read -
func Read(filename string) (string, error) {
inFile, err := fs.OpenFile(filename, os.O_RDONLY, 0)
if err != nil {
return "", fmt.Errorf("failed to open %s\n%v", filename, err)
}
// nolint: errcheck
defer inFile.Close()
bytes, err := ioutil.ReadAll(inFile)
if err != nil {
err = fmt.Errorf("read failed for %s\n%v", filename, err)
return "", err
}
return string(bytes), nil
}
// ReadDir -
func ReadDir(path string) ([]string, error) {
f, err := fs.Open(path)
if err != nil {
return nil, err
}
i, err := f.Stat()
if err != nil {
return nil, err
}
if i.IsDir() {
return f.Readdirnames(0)
}
return nil, errors.New("file is not a directory")
}
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