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text: fix editBuffer.runeBefore

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
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Elias Naur
2019-10-10 15:27:02 +02:00
parent 71731a613c
commit 163d9037e6
1 changed files with 1 additions and 1 deletions
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text/buffer.go
+1 -1
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@@ -154,7 +154,7 @@ func (e *editBuffer) moveRight() {
} }
func (e *editBuffer) runeBefore(idx int) (rune, int) { func (e *editBuffer) runeBefore(idx int) (rune, int) {
if idx >= e.gapstart { if idx > e.gapstart {
idx += e.gapLen() idx += e.gapLen()
} }
return utf8.DecodeLastRune(e.text[:idx]) return utf8.DecodeLastRune(e.text[:idx])