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Allow debugprintln to controlling tty easily

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Kovid Goyal 2022-08-31 19:48:02 +05:30
parent 6d6bba4a4c
commit d7985689c9
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 10 additions and 1 deletions
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11
tools/tty/tty.go
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@ -252,13 +252,14 @@ func (self *Term) WriteString(b string) (int, error) {
func (self *Term) DebugPrintln(a ...interface{}) { func (self *Term) DebugPrintln(a ...interface{}) {
msg := []byte(fmt.Sprintln(a...)) msg := []byte(fmt.Sprintln(a...))
const limit = 2048 const limit = 2048
encoded := make([]byte, limit*2)
for i := 0; i < len(msg); i += limit { for i := 0; i < len(msg); i += limit {
end := i + limit end := i + limit
if end > len(msg) { if end > len(msg) {
end = len(msg) end = len(msg)
} }
chunk := msg[i:end] chunk := msg[i:end]
encoded := make([]byte, base64.StdEncoding.EncodedLen(len(chunk))) encoded = encoded[:cap(encoded)]
base64.StdEncoding.Encode(encoded, chunk) base64.StdEncoding.Encode(encoded, chunk)
self.WriteString("\x1bP@kitty-print|") self.WriteString("\x1bP@kitty-print|")
self.Write(encoded) self.Write(encoded)
@ -277,3 +278,11 @@ func (self *Term) GetSize() (*unix.Winsize, error) {
// go doesnt have a wrapper for ctermid() // go doesnt have a wrapper for ctermid()
func Ctermid() string { return "/dev/tty" } func Ctermid() string { return "/dev/tty" }
func DebugPrintln(a ...interface{}) {
term, err := OpenControllingTerm()
if err == nil {
defer term.Close()
term.DebugPrintln(a...)
}
}