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start possibly be large than b.contents

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This commit is contained in:
Yasuhiro Matsumoto 2018-04-17 10:00:05 +09:00
parent c93373804d
commit db1e92033a
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1 changed files with 3 additions and 0 deletions
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3
gui/buffer.go
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@ -799,6 +799,9 @@ func (b *Buffer) renderAt(ctx *strife.Renderer, rx int, ry int) {
start := b.cam.y
upper := b.cam.y + visibleLines
if start > len(b.contents) {
start = len(b.contents)
}
if upper > len(b.contents) {
upper = len(b.contents)
}