import Foundation
let pattern = #"^\s*(.*)\((\d+),(\d+)\): (\w+) ([^:]+): ([^\[]+) \[(.*)\]"#
let regex = try! NSRegularExpression(pattern: pattern, options: .anchorsMatchLines)
let testString = #"""
/runner/_work/r2/r2/src/R2.Server/Services/R2Service.cs(15,2): error WHITESPACE: Fix whitespace formatting. Insert '\t'. [/runner/_work/r2/r2/src/R2.Server/R2.Server.csproj]
/runner/_work/r2/r2/src/R2.Server/Services/R2Service.cs(15,3): error WHITESPACE: Fix whitespace formatting. Replace 4 characters with '\n\t\t\t'. [/runner/_work/r2/r2/src/R2.Server/R2.Server.csproj]
/runner/_work/r2/r2/src/R2.Server/Services/R2Service.cs(16,84): error WHITESPACE: Fix whitespace formatting. Replace 4 characters with '\n\t\t\t'. [/runner/_work/r2/r2/src/R2.Server/R2.Server.csproj]
/app/src/R2.Server/Impl/R2Impl.cs(16,45): warning CS1998: This async method lacks 'await' operators and will run synchronously. Consider using the 'await' operator to await non-blocking API calls, or 'await Task.Run(...)' to do CPU-bound work on a background thread. [/app/src/R2.Server/R2.Server.csproj]
"""#
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