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package ansi
import (
"encoding/hex"
"strings"
)
// RequestTermcap (XTGETTCAP) requests Termcap/Terminfo strings.
//
// DCS + q <Pt> ST
//
// Where <Pt> is a list of Termcap/Terminfo capabilities, encoded in 2-digit
// hexadecimals, separated by semicolons.
//
// See: https://man7.org/linux/man-pages/man5/terminfo.5.html
// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
func RequestTermcap(caps ...string) string {
if len(caps) == 0 {
return ""
}
s := "\x1bP+q"
for i, c := range caps {
if i > 0 {
s += ";"
}
s += strings.ToUpper(hex.EncodeToString([]byte(c)))
}
return s + "\x1b\\"
}
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