import Foundation
let pattern = #":\s*\K[^:]*?(?=,\s*(?:v|no|p)\.)"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
Dumitru, T.A., Smith, D., Chang, E.Z., and Graham, S.A., 2001, Uplift, exhumation, and deformation in the Japanese Mt Everest, Paleozoic and Mesozoic tectonic evolution of central Africa: from continental assembly to intracontinental deformation: Journal of Neverland, v. 3, no. 192, p. 71-199.
Dumitru, T.A., Smith, D., Chang, E.Z., and Graham, S.A., 2001, Uplift, exhumation, and deformation in the Japanese Mt Everest, Paleozoic and Mesozoic tectonic evolution of central Africa: from continental assembly to intracontinental deformation: Journal of Neverland, no. 3.
Dumitru, T.A., Smith, D., Chang, E.Z., and Graham, S.A., 2001, Uplift, exhumation, and deformation in the Japanese Mt Everest, Paleozoic and Mesozoic tectonic evolution of central Africa: from continental assembly to intracontinental deformation: Journal of Neverland, p. 71-199.
"""#
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