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Clamp modifications

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Fixes #1502
This commit is contained in:
Zachary Yedidia
2020-02-12 00:55:52 -05:00
parent 4f628bf30b
commit dcd4bae96f
1 changed files with 4 additions and 2 deletions
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6
internal/display/bufwindow.go
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@@ -410,11 +410,13 @@ func (w *BufWindow) displayBuffer() {
if len(b.Modifications) > 0 {
if b.Settings["syntax"].(bool) && b.SyntaxDef != nil {
for _, r := range b.Modifications {
rx := util.Clamp(r.X, 0, b.LinesNum())
ry := util.Clamp(r.Y, 0, b.LinesNum())
final := -1
for i := r.X; i <= r.Y; i++ {
for i := rx; i <= ry; i++ {
final = util.Max(b.Highlighter.ReHighlightStates(b, i), final)
}
b.Highlighter.HighlightMatches(b, r.X, final+1)
b.Highlighter.HighlightMatches(b, rx, final+1)
}
}