forked from shadowfacts/Tusker
Fix crash when hovering with the cursor over certain text views
Closes #183
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@ -221,7 +221,9 @@ class ContentTextView: LinkTextView, BaseEmojiLabel {
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let charIndex = lineFragment.characterIndex(for: pointInLineFragment)
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var range = NSRange()
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guard let link = lineFragment.attributedString.attribute(.link, at: charIndex, longestEffectiveRange: &range, in: lineFragment.attributedString.fullRange) as? URL else {
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// sometimes characterIndex(for:) returns NSNotFound even for points that are in the line fragment's typographic bounds (see #183), so we check just in case
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guard charIndex != NSNotFound,
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let link = lineFragment.attributedString.attribute(.link, at: charIndex, longestEffectiveRange: &range, in: lineFragment.attributedString.fullRange) as? URL else {
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return nil
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}
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// lineFragment.attributedString is the NSTextLayoutFragment's string, and so range is in its index space
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