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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| import Foundation | ||
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| extension TypedDate: Codable { | ||
| public init(from decoder: Decoder) throws { | ||
| let container = try decoder.container(keyedBy: CodingKeys.self) | ||
| let date = try container.decode(Date.self, forKey: .date) | ||
| let calendar = Calendar.current | ||
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| switch Components.self { | ||
| case is (Year).Type: | ||
| let dc = calendar.dateComponents([.year], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = Year(year) as! Components | ||
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| case is (Year, Month).Type: | ||
| let dc = calendar.dateComponents([.year, .month], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = (Year(year), Month(month)) as! Components | ||
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| case is (Year, Month, Day).Type: | ||
| let dc = calendar.dateComponents([.year, .month, .day], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month, | ||
| let day = dc.day | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = (Year(year), Month(month), Day(day)) as! Components | ||
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| case is (Year, Month, Day, Hour).Type: | ||
| let dc = calendar.dateComponents([.year, .month, .day, .hour], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month, | ||
| let day = dc.day, | ||
| let hour = dc.hour | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = (Year(year), Month(month), Day(day), Hour(hour)) as! Components | ||
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| case is (Year, Month, Day, Hour, Minute).Type: | ||
| let dc = calendar.dateComponents([.year, .month, .day, .hour, .minute], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month, | ||
| let day = dc.day, | ||
| let hour = dc.hour, | ||
| let minute = dc.minute | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = (Year(year), Month(month), Day(day), Hour(hour), Minute(minute)) as! Components | ||
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| case is (Year, Month, Day, Hour, Minute, Second).Type: | ||
| let dc = calendar.dateComponents([.year, .month, .day, .hour, .minute, .second], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month, | ||
| let day = dc.day, | ||
| let hour = dc.hour, | ||
| let minute = dc.minute, | ||
| let second = dc.second | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| self.date = date | ||
| self.components = (Year(year), Month(month), Day(day), Hour(hour), Minute(minute), Second(second)) as! Components | ||
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| case is (Year, Month, Day, Hour, Minute, Second, Nanosecond).Type: | ||
| let dc = calendar.dateComponents([.year, .month, .day, .hour, .minute, .second, .nanosecond], from: date) | ||
| guard let date = calendar.date(from: dc), | ||
| let year = dc.year, | ||
| let month = dc.month, | ||
| let day = dc.day, | ||
| let hour = dc.hour, | ||
| let minute = dc.minute, | ||
| let second = dc.second | ||
| else { | ||
| throw TypedDateDecodingError.invalidDate | ||
| } | ||
| let nanosecond = dc.nanosecond ?? 0 | ||
| self.date = date | ||
| self.components = (Year(year), Month(month), Day(day), Hour(hour), Minute(minute), Second(second), Nanosecond(nanosecond)) as! Components | ||
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| default: throw TypedDateDecodingError.invalidComponents | ||
| } | ||
| } | ||
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| public func encode(to encoder: Encoder) throws { | ||
| var container = encoder.container(keyedBy: CodingKeys.self) | ||
| try container.encode(date, forKey: .date) | ||
| } | ||
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| public enum CodingKeys: CodingKey { | ||
| case date | ||
| } | ||
| } | ||
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| public enum TypedDateDecodingError: Error { | ||
| case invalidDate | ||
| case invalidComponents | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| import Foundation | ||
| import Testing | ||
| @testable import TypedDate | ||
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| @Suite | ||
| struct TypedDateCodableTests { | ||
| let calendar: Calendar | ||
| let testSupport: TypedDateTestSupport | ||
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| init() { | ||
| calendar = Calendar(identifier: .gregorian) | ||
| testSupport = TypedDateTestSupport.init(calendar: calendar) | ||
| } | ||
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| @Test | ||
| func testCodable() throws { | ||
| let typedDate = testSupport.generateTypedNanosecondDate() | ||
| let jsonEncoder = JSONEncoder() | ||
| let data = try jsonEncoder.encode(typedDate) | ||
| let decoded1 = try JSONDecoder().decode(TypedDate<(Year, Month, Day, Hour, Minute, Second, Nanosecond)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded1) | ||
| let decoded2 = try JSONDecoder().decode(TypedDate<(Year, Month, Day, Hour, Minute, Second)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded2) | ||
| let decoded3 = try JSONDecoder().decode(TypedDate<(Year, Month, Day, Hour, Minute)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded3) | ||
| let decoded4 = try JSONDecoder().decode(TypedDate<(Year, Month, Day, Hour)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded4) | ||
| let decoded5 = try JSONDecoder().decode(TypedDate<(Year, Month, Day)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded5) | ||
| let decoded6 = try JSONDecoder().decode(TypedDate<(Year, Month)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded6) | ||
| let decoded7 = try JSONDecoder().decode(TypedDate<(Year, Month)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded7) | ||
| let decoded8 = try JSONDecoder().decode(TypedDate<(Year)>.self, from: data) | ||
| testSupport.assertTypedDate(for: decoded8) | ||
| } | ||
| } |