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Grow buffer each time

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This commit is contained in:
Alexandre Iooss 2020-10-14 16:46:39 +02:00
parent 67ef07cac5
commit 36a890a914
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GPG Key ID: 6C79278F3FCDCC02
1 changed files with 1 additions and 1 deletions
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2
stream/telnet/telnet.go
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@ -143,7 +143,6 @@ func StartASCIIArtStream(streamID string, reader io.ReadCloser) {
currentMessage[streamID] = new(string) currentMessage[streamID] = new(string)
pixelBuff := make([]byte, Cfg.Width*Cfg.Height) pixelBuff := make([]byte, Cfg.Width*Cfg.Height)
textBuff := strings.Builder{} textBuff := strings.Builder{}
textBuff.Grow((2*Cfg.Width + 1) * Cfg.Height)
for { for {
n, err := reader.Read(pixelBuff) n, err := reader.Read(pixelBuff)
if err != nil { if err != nil {
@ -157,6 +156,7 @@ func StartASCIIArtStream(streamID string, reader io.ReadCloser) {
// Header // Header
textBuff.Reset() textBuff.Reset()
textBuff.Grow((2*Cfg.Width + 1) * Cfg.Height)
for i := 0; i < 42; i++ { for i := 0; i < 42; i++ {
textBuff.WriteByte('\n') textBuff.WriteByte('\n')
} }