import Foundation
let pattern = ##"(?:_T\(\"[^\"]+\"\).*?|L\"[^\"]+\".*?)?(?<!#include )(?<!_T\(|L|\\)\"(.*?)\"(?<!\\\")"##
let regex = try! NSRegularExpression(pattern: pattern)
let testString = #"""
"This is a MBCS string"; // "This is a MBCS string" match
_T("This is maybe a unicode string"); // no match
L"This is a unicode string"; // no match
"These both" + "should match"; // "These both" and "should match" match
"This is a \"quoted\" string"; // "This is a \"quoted\" string" match
_T("Maybe this") + "is a match"; // "is this" match but instead would match ") + "
do_something(_T("This doesn't match")) + do_something("but this does match"); // "but this does match" match but isntead it matches ")) + do_something("
"""#
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