import Foundation
let pattern = #"\[(?<headingtag>\w+)\]|(?<tag>\w+)\s+=\s+(?<code>\W+$)|(\k<tag>\w+)\s+=\s+(\k<code>.*)"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
[abilities]
UnknownDescTech0 = このアビリティの効果は不明。
UnknownDescFun0 = 説明なし。
UnknownName = ？？？のアビリティ。
OneHitDeathName = ワンパンヒーローのバッジ
OneHitDeathDesc0 = 一発で死にます。上級者向け！
SuckInOrbsName = 磁石のバッジ
SuckInOrbsFun0 = アイテムに手が届かない？ これでもう安心。
SuckInOrbsTech0 = 自動で近くのアイテムを引き寄せます！
[abilities_test]
UnknownName = ??? Ability
UnknownDescFun0 = No description.
UnknownDescTech0 = This ability does not seem to have any purpose.
OneHitDeathName = 1-Hit Hero Badge
OneHitDeathDesc0 = You die in one hit. Only for the brave!
SuckInOrbsName = Item Magnet Badge
SuckInOrbsFun0 = Item just out of reach? No longer a problem!
SuckInOrbsTech0 = Automatically attract nearby collectibles!
"""#
let stringRange = NSRange(location: 0, length: testString.utf16.count)
let matches = regex.matches(in: testString, range: stringRange)
var result: [[String]] = []
for match in matches {
var groups: [String] = []
for rangeIndex in 1 ..< match.numberOfRanges {
let nsRange = match.range(at: rangeIndex)
guard !NSEqualRanges(nsRange, NSMakeRange(NSNotFound, 0)) else { continue }
let string = (testString as NSString).substring(with: nsRange)
groups.append(string)
}
if !groups.isEmpty {
result.append(groups)
}
}
print(result)
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Swift 5.2, please visit: https://developer.apple.com/documentation/foundation/nsregularexpression