SwiftLint/Source/SwiftLintFramework/Extensions/Structure+SwiftLint.swift

46 lines
1.7 KiB
Swift

import Foundation
import SourceKittenFramework
extension Structure {
/// Returns array of tuples containing "key.kind" and "byteRange" from Structure
/// that contains the byte offset. Returns all kinds if no parameter specified.
///
/// - Parameter byteOffset: Int?
internal func kinds(forByteOffset byteOffset: Int? = nil) -> [(kind: String, byteRange: NSRange)] {
var results = [(kind: String, byteRange: NSRange)]()
func parse(_ dictionary: [String: SourceKitRepresentable]) {
guard let offset = dictionary.offset,
let byteRange = dictionary.length.map({ NSRange(location: offset, length: $0) }) else {
return
}
if let byteOffset = byteOffset, !NSLocationInRange(byteOffset, byteRange) {
return
}
if let kind = dictionary.kind {
results.append((kind: kind, byteRange: byteRange))
}
dictionary.substructure.forEach(parse)
}
parse(dictionary)
return results
}
internal func structures(forByteOffset byteOffset: Int) -> [[String: SourceKitRepresentable]] {
var results = [[String: SourceKitRepresentable]]()
func parse(_ dictionary: [String: SourceKitRepresentable]) {
guard let offset = dictionary.offset,
let byteRange = dictionary.length.map({ NSRange(location: offset, length: $0) }),
NSLocationInRange(byteOffset, byteRange) else {
return
}
results.append(dictionary)
dictionary.substructure.forEach(parse)
}
parse(dictionary)
return results
}
}