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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2019 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
extension Indent {
var character: Character {
switch self {
case .tabs: return "\t"
case .spaces: return " "
}
}
var text: String {
return String(repeating: character, count: count)
}
func length(in configuration: Configuration) -> Int {
switch self {
case .spaces(let count): return count
case .tabs(let count): return count * configuration.tabWidth
}
}
}
extension Array where Element == Indent {
func indentation() -> String {
return map { $0.text }.joined()
}
func length(in configuration: Configuration) -> Int {
return reduce(into: 0) { $0 += $1.length(in: configuration) }
}
}
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