import Foundation
let pattern = #"^[^{}]+{"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = ##"""
.match_num {
font-family: futura, helvetica, arial;
font-variant: small-caps;
color: #84BDE7;
color: #0066B3;
font-size: 12px;
font-weight: normal;
display: inline-block;
}
.match0,.match1,.match2,.match3,.match4,.match5,.match6,.match7,.match8,.match9,.match10,.match11 {
white-space: pre-wrap;
font-size: 12px;
padding: 1px 2px;
}
.backref_hover {
cursor: help;
}
input {
blah: blah;
}
.stuff {
problem: here;
}
.hello
{
whatever
}
"""##
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