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Don’t attempt to preserve mouseWheelScreenRow if it’s deleted

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Fixes #5527
This commit is contained in:
Nathan Sobo
2015-02-23 10:47:21 -08:00
parent e55e84506b
commit 2e8c5855d4
2 changed files with 7 additions and 2 deletions
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4
src/text-editor-presenter.coffee
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@@ -228,8 +228,8 @@ class TextEditorPresenter
row++
if @mouseWheelScreenRow?
preservedLine = @model.tokenizedLineForScreenRow(@mouseWheelScreenRow)
visibleLineIds[preservedLine.id] = true
if preservedLine = @model.tokenizedLineForScreenRow(@mouseWheelScreenRow)
visibleLineIds[preservedLine.id] = true
for id, line of @state.content.lines
unless visibleLineIds.hasOwnProperty(id)