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Make sure we don't use negative oftsets when finding an index. Fixes #3204

This commit is contained in:
Maurice Parker 2021-06-26 20:54:17 -05:00
parent 2862d40663
commit 17cc23364d
1 changed files with 2 additions and 2 deletions
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4
Account/Sources/Account/FeedProvider/Twitter/TwitterStatus.swift
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@ -91,8 +91,8 @@ private extension TwitterStatus {
}
}
let offsetStartIndex = entity.startIndex - unicodeScalarOffset
let offsetEndIndex = entity.endIndex - unicodeScalarOffset
let offsetStartIndex = unicodeScalarOffset < entity.startIndex ? entity.startIndex - unicodeScalarOffset : entity.startIndex
let offsetEndIndex = unicodeScalarOffset < entity.endIndex ? entity.endIndex - unicodeScalarOffset : entity.endIndex
let entityStartIndex = text.index(text.startIndex, offsetBy: offsetStartIndex, limitedBy: text.endIndex) ?? text.startIndex
let entityEndIndex = text.index(text.startIndex, offsetBy: offsetEndIndex, limitedBy: text.endIndex) ?? text.endIndex