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Fix crash due to empty html element

This commit is contained in:
Shadowfacts 2022-04-09 15:05:39 -04:00
parent bc9a700383
commit 3d6d9b2a91
1 changed files with 12 additions and 2 deletions
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14
Tusker/Views/ContentTextView.swift
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@ -109,10 +109,20 @@ class ContentTextView: LinkTextView, BaseEmojiLabel {
case "p": case "p":
attributed.append(NSAttributedString(string: "\n\n")) attributed.append(NSAttributedString(string: "\n\n"))
case "em", "i": case "em", "i":
let currentFont: UIFont = attributed.attribute(.font, at: 0, effectiveRange: nil) as? UIFont ?? self.font! let currentFont: UIFont
if attributed.length == 0 {
currentFont = defaultFont
} else {
currentFont = attributed.attribute(.font, at: 0, effectiveRange: nil) as? UIFont ?? defaultFont
}
attributed.addAttribute(.font, value: currentFont.withTraits(.traitItalic)!, range: attributed.fullRange) attributed.addAttribute(.font, value: currentFont.withTraits(.traitItalic)!, range: attributed.fullRange)
case "strong", "b": case "strong", "b":
let currentFont: UIFont = attributed.attribute(.font, at: 0, effectiveRange: nil) as? UIFont ?? self.font! let currentFont: UIFont
if attributed.length == 0 {
currentFont = defaultFont
} else {
currentFont = attributed.attribute(.font, at: 0, effectiveRange: nil) as? UIFont ?? defaultFont
}
attributed.addAttribute(.font, value: currentFont.withTraits(.traitBold)!, range: attributed.fullRange) attributed.addAttribute(.font, value: currentFont.withTraits(.traitBold)!, range: attributed.fullRange)
case "del": case "del":
attributed.addAttribute(.strikethroughStyle, value: NSUnderlineStyle.single.rawValue, range: attributed.fullRange) attributed.addAttribute(.strikethroughStyle, value: NSUnderlineStyle.single.rawValue, range: attributed.fullRange)