import Foundation
let pattern = #"(\\sOtros:\s(Kit Cumpleaños)(\s\(x[0-9]{1,2}\)){0,1}$)|(\\sPastelería:\s(Alfajor de Maicena|Budín de Limón|Muffin|Brownie de Chocolate|Magdalena con Chips de Chocolate|Pasta Frola)(\s\(x[0-9]{1,2}\)){0,1}(,\s(Alfajor de Maicena|Budín de Limón|Muffin|Brownie de Chocolate|Magdalena con Chips de Chocolate|Pasta Frola)(\s(\(x[0-9]{1,2}\))){0,1}){0,4}$)|(\\sMinitorta:\s(Chocotorta|Cheescake Oreo|Tiramisú|Bizcochuelo)(\s\(x[0-9]{1,2}\)){0,1}(,\s(Chocotorta|Cheescake Oreo|Tiramisú|Bizcochuelo)(\s(\(x[0-9]{1,2}\))){0,1}){0,4}$)|(\\sSouvenirs:\s(Taza de diseño Mandarina|Mate Artesanal Mandarina)(\s\(x[0-9]{1,2}\)){0,1}(,\s(Taza de diseño Mandarina|Mate Artesanal Mandarina)(\s(\(x[0-9]{1,2}\))){0,1}){0,4}$)"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
KITS
Kits individuales:
- 1x KIT ORIGINAL: $ 2.765
Minitorta: Cheescake Oreo (x1), Tiramisú (x2)
Pastelería: Brownie de Chocolate
"""#
let stringRange = NSRange(location: 0, length: testString.utf16.count)
let substitutionString = #""#
let result = regex.stringByReplacingMatches(in: testString, range: stringRange, withTemplate: substitutionString)
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