import Foundation
let pattern = #"@media([^{]+)\{([\s\S]+?})\s*}"#
let regex = try! NSRegularExpression(pattern: pattern)
let testString = ##"""
@media (max-width: 868px) {
aside .size-toggle {
display: none;
}
}
@media (max-width: 767px) {
#wrapper.sidebar-display aside {
left: 0;
transition: all 0.5s ease;
-webkit-transition: all 0.5s ease;
-moz-transition: all 0.5s ease;
-ms-transition: all 0.5s ease;
-o-transition: all 0.5s ease;
}
#wrapper.sidebar-display #top-nav {
left: 0;
right: -194px;
}
}
"""##
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