60 lines
1.8 KiB
Swift
60 lines
1.8 KiB
Swift
//
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// Formatters.swift
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// Buildkite
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//
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// Created by Aaron Sky on 3/23/20.
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// Copyright © 2020 Aaron Sky. All rights reserved.
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//
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import Foundation
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#if canImport(FoundationNetworking)
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import FoundationNetworking
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#endif
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enum Formatters {
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static let iso8601WithFractionalSeconds: ISO8601DateFormatter = {
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let formatter = ISO8601DateFormatter()
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formatter.formatOptions = [.withInternetDateTime, .withFractionalSeconds]
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return formatter
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}()
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static let iso8601WithoutFractionalSeconds: ISO8601DateFormatter = {
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let formatter = ISO8601DateFormatter()
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formatter.formatOptions = [.withInternetDateTime]
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return formatter
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}()
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@Sendable
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static func encodeISO8601(date: Date, encoder: Encoder) throws {
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var container = encoder.singleValueContainer()
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let dateString = iso8601WithFractionalSeconds.string(from: date)
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try container.encode(dateString)
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}
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@Sendable
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static func decodeISO8601(decoder: Decoder) throws -> Date {
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let container = try decoder.singleValueContainer()
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let dateString = try container.decode(String.self)
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guard let date = Date(iso8601String: dateString) else {
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throw DecodingError.dataCorrupted(
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DecodingError.Context(
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codingPath: container.codingPath,
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debugDescription: "Expected date string \"\(dateString)\" to be ISO8601-formatted."
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)
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)
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}
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return date
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}
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}
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extension Date {
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init?(iso8601String: String) {
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guard
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let date = Formatters.iso8601WithFractionalSeconds.date(from: iso8601String) ??
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Formatters.iso8601WithoutFractionalSeconds.date(from: iso8601String)
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else { return nil }
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self = date
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}
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}
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