import Foundation
let pattern = #"<(?<log_level>[^>]+)>\s+<(?<class>[^>]+)>\s+<(?<hostname>[^>]+)>\s+<(?<viewname>[^>]+)>\s+<(?<unknown1>[^>].)?>\s+<(?<exec_process>[^>]+)>\s+<requestId=(?<Req_ID>[^>]+)>\s+<(?<unknown2>[^>]+)?>\s+<clientIp=(?<Cust_IP>[^\"]+)\">\"(?<log_class>[^:].+):(?<App_Name>[^\ ]+)"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
<ERROR> <store.view.app.api.controller.myClientLoggingController> <viewhost02> <myview2_2> <> <catalina-exec-7> <requestId=d4s6666-9d6e-2c0g-7c20-6e9f7wfa7f6> <> <clientIp=234.234.234.22">"store.view.app.api.controller.myClientLoggingController.logError(?:?):My-AngularApp
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxcxxxxxxxxxxxx
"""#
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