op-geth/vendor/github.com/mattn/go-runewidth/runewidth_windows.go

26 lines
416 B
Go

package runewidth
import (
"syscall"
)
var (
kernel32 = syscall.NewLazyDLL("kernel32")
procGetConsoleOutputCP = kernel32.NewProc("GetConsoleOutputCP")
)
// IsEastAsian return true if the current locale is CJK
func IsEastAsian() bool {
r1, _, _ := procGetConsoleOutputCP.Call()
if r1 == 0 {
return false
}
switch int(r1) {
case 932, 51932, 936, 949, 950:
return true
}
return false
}