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Added support for Swift 4.1 #5

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Added support for Swift 4.1 #5

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16 changes: 4 additions & 12 deletions BinaryCodableExtensions.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -3,29 +3,21 @@
import Foundation


extension Array: BinaryCodable {
extension Array: BinaryCodable where Element: Codable {
public func binaryEncode(to encoder: BinaryEncoder) throws {
guard Element.self is Encodable.Type else {
throw BinaryEncoder.Error.typeNotConformingToEncodable(Element.self)
}

try encoder.encode(self.count)
for element in self {
try (element as! Encodable).encode(to: encoder)
try (element).encode(to: encoder)
}
}

public init(fromBinary decoder: BinaryDecoder) throws {
guard let binaryElement = Element.self as? Decodable.Type else {
throw BinaryDecoder.Error.typeNotConformingToDecodable(Element.self)
}

let count = try decoder.decode(Int.self)
self.init()
self.reserveCapacity(count)
for _ in 0 ..< count {
let decoded = try binaryElement.init(from: decoder)
self.append(decoded as! Element)
let decoded = try Element.self.init(from: decoder)
self.append(decoded)
}
}
}
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