Creates an unordered list with bullets in a NSAttributesString from an array of strings

BulletizeStringsExtension.swift

import UIKit

extension Collection where Element == String {
    func bulletize(indentation: CGFloat, font: UIFont, color: UIColor) -> NSAttributedString {
        let style = NSMutableParagraphStyle()
        style.defaultTabInterval = indentation
        style.firstLineHeadIndent = 0
        style.lineSpacing = 0
        style.paragraphSpacing = 15
        style.headIndent = indentation
        style.tabStops = [NSTextTab(textAlignment: .left, location: indentation, options: [:])]

        let attributes: [NSAttributedString.Key: Any] = [
            .font: font,
            .foregroundColor: color,
            .paragraphStyle: style
        ]

        let length = self.count
        let buffer = NSMutableAttributedString(string: "")

        self.enumerated().forEach {
            let line = NSMutableAttributedString(string: "\u{2022}\t\($0.element)\($0.offset >= length - 1 ? "" : "\n")")
            line.addAttributes(attributes, range: NSRange(location: 0, length: line.length))
            buffer.append(line)
        }

        return buffer
    }
}