tokenary/Shared/Extension/String.swift

// Copyright © 2021 Tokenary. All rights reserved.

import Foundation

extension String {
    
    var maybeJSON: Bool {
        return hasPrefix("{") && hasSuffix("}") && count > 3
    }
    
    var isOkAsPassword: Bool {
        return count >= 4
    }
    
    var withFirstLetterCapitalized: String {
        guard !isEmpty else { return self }
        return prefix(1).uppercased() + dropFirst()
    }
    
    var withEllipsis: String {
        return self + "…"
    }
    
    var trimmedAddress: String {
        guard !isEmpty else { return self }
        let without0x = dropFirst(2)
        return without0x.prefix(4) + "..." + without0x.suffix(4)
    }
    
}