import Foundation
let pattern = ##"#\s*master\s+([\s\S]+?)\s*#\s+osd"##
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = ##"""
# version
# Betaflight / SPEEDYBEEF405V3 (SBF4) 4.3.2 Apr 7 2023 / 03:15:27 (f156481e9) MSP API: 1.44
# start the command batch
batch start
# master
set gyro_lpf1_static_hz = 0
set gyro_lpf2_static_hz = 300
set dyn_notch_q = 500
set dyn_notch_min_hz = 100
set dyn_notch_max_hz = 500
set gyro_lpf1_dyn_min_hz = 0
set gyro_lpf1_dyn_max_hz = 400
set mag_hardware = NONE
set rc_smoothing_auto_factor = 35
# osd
set osd_vbat_pos = 471
set osd_rssi_pos = 449
"""##
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