tunnelkit/Sources/__TunnelKitUtils/NSRegularExpression+Shortcu...

69 lines
2.4 KiB
Swift

//
// NSRegularExpression+Shortcuts.swift
// TunnelKit
//
// Created by Davide De Rosa on 9/9/18.
// Copyright (c) 2024 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of TunnelKit.
//
// TunnelKit is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// TunnelKit is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TunnelKit. If not, see <http://www.gnu.org/licenses/>.
//
import Foundation
extension NSRegularExpression {
public convenience init(_ pattern: String) {
try! self.init(pattern: pattern, options: [])
}
public func groups(in string: String) -> [String] {
var results: [String] = []
enumerateMatches(in: string, options: [], range: NSRange(location: 0, length: string.count)) { result, _, _ in
guard let result = result else {
return
}
for i in 0..<numberOfCaptureGroups {
let subrange = result.range(at: i + 1)
let match = (string as NSString).substring(with: subrange)
results.append(match)
}
}
return results
}
}
extension NSRegularExpression {
public func enumerateSpacedComponents(in string: String, using block: ([String]) -> Void) {
enumerateMatches(in: string, options: [], range: NSRange(location: 0, length: string.count)) { result, _, _ in
guard let range = result?.range else {
return
}
let match = (string as NSString).substring(with: range)
let tokens = match.components(separatedBy: " ").filter { !$0.isEmpty }
block(tokens)
}
}
public func enumerateSpacedArguments(in string: String, using block: ([String]) -> Void) {
enumerateSpacedComponents(in: string) { (tokens) in
var args = tokens
args.removeFirst()
block(args)
}
}
}