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dex/vendor/github.com/sirupsen/logrus/terminal_check_windows.go

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// +build !appengine,!js,windows
package logrus
import (
"io"
"os"
"syscall"
sequences "github.com/konsorten/go-windows-terminal-sequences"
)
func initTerminal(w io.Writer) {
switch v := w.(type) {
case *os.File:
sequences.EnableVirtualTerminalProcessing(syscall.Handle(v.Fd()), true)
}
}
func checkIfTerminal(w io.Writer) bool {
var ret bool
switch v := w.(type) {
case *os.File:
var mode uint32
err := syscall.GetConsoleMode(syscall.Handle(v.Fd()), &mode)
ret = (err == nil)
default:
ret = false
}
if ret {
initTerminal(w)
}
return ret
}