import Foundation
let pattern = #"parent {[\s\S]*type.*[\s\S]*subtype.*[\s\S]*element.*[\s\S]*attributes.*[\s\S]*value testvalue.*[\s\S]*owner person1"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
parent {
type {
subtype TestSubType {
element TestElement {
attributes {
name testname;
description testdescription;
count 1234;
value testvalue;
}
owner person1;
}
}
subtype TestSubType2 {
element TestElement2 {
attributes {
name testname2;
description testdescription2;
count 2;
value 2
}
owner unknown;
}
}
}
}
"""#
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