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type_enttype.go
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/
type_enttype.go
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package objectify
import (
"io/fs"
"os"
)
// entMode is a simplified representation of fs.FileInfo.
type entMode string
var (
entModeDir entMode = "dir"
entModeLink entMode = "link"
entModeRegular entMode = "regular_file"
entModeTemp entMode = "temp_file"
entModePipe entMode = "fifo_pipe"
entModeSocket entMode = "unix_socket"
entModeDevice entMode = "device_file"
entModeIrregular entMode = "irregular_file"
entModeOther entMode = "other"
entModeErrored entMode = "unknown"
)
// String returns the string representation of the entMode.
func (e entMode) String() string {
return string(e)
}
// getEntMode returns the entMode and fs.FileInfo for the given path.
// If there is an error in retrieving fs.FileInfo, the function returns
// entModeErrored and nil.
func getEntMode(path string) (entMode, fs.FileInfo) {
info, err := os.Lstat(path)
if err != nil {
return entModeErrored, nil
}
return getEntModeWithInfo(info.Mode()), info
}
// getEntModeWithInfo returns the entMode based on the given fs.FileMode.
// It checks the various flags of fs.FileMode and returns the corresponding
// entMode value. If none of the flags match, it returns entModeOther.
// The flags checked are os.ModeDir, os.ModeType, os.ModeSymlink,
// os.ModeTemporary, os.ModeNamedPipe, os.ModeSocket, os.ModeDevice,
// and os.ModeIrregular.
func getEntModeWithInfo(info fs.FileMode) entMode {
if info&os.ModeDir != 0 {
return entModeDir
}
if info&os.ModeType == 0 {
return entModeRegular
}
if info&os.ModeSymlink != 0 {
return entModeLink
}
if info&os.ModeTemporary != 0 {
return entModeTemp
}
if info&os.ModeNamedPipe != 0 {
return entModePipe
}
if info&os.ModeSocket != 0 {
return entModeSocket
}
if info&os.ModeDevice != 0 {
return entModeDevice
}
if info&os.ModeIrregular != 0 {
return entModeIrregular
}
return entModeOther
}