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guard against obtuse emoji rendering hack index out of range error.

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fiatjaf
2024-02-02 20:40:31 -03:00
parent 16eb306d1d
commit 64e75d98fb
1 changed files with 1 additions and 1 deletions
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2
image_utils.go
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@@ -482,7 +482,7 @@ func shapeText(rawText []rune, fontSize int) (shaping.Output, []bool, []hlstate)
m++
} else {
m++
for ; ec != mainBuffer.Info[m].Codepoint; m++ {
for ; m < len(mainBuffer.Info) && ec != mainBuffer.Info[m].Codepoint; m++ {
// we increase m until mainBuffer catches up with emojiBuffer
// if we reach the end of mainBuffer and that never happens, then that means it was actually
// emojiBuffer that had to catch up with mainBuffer -- but we don't handle this for now