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1//
2// StringlyKeyedDecodingContainerWrapper.swift
3// URLQueryItemCoder
4//
5// Created by Kyle Hughes on 2/23/23.
6//
7
8internal struct StringlyKeyedDecodingContainerWrapper<Key, Base> where
9 Key: CodingKey,
10 Base: KeyedDecodingContainerProtocol,
11 Base.Key == StringCodingKey
12{
13 internal let base: Base
14
15 // MARK: Internal Initialization
16
17 internal init(_ base: Base) {
18 self.base = base
19 }
20}
21
22// MARK: - KeyedDecodingContainerProtocol Extension
23
24extension StringlyKeyedDecodingContainerWrapper: KeyedDecodingContainerProtocol {
25 // MARK: Internal Instance Interface
26
27 @inlinable
28 internal var allKeys: [Key] {
29 base
30 .allKeys
31 .lazy
32 .map(\.stringValue)
33 .compactMap(Key.init)
34 }
35
36 @inlinable
37 internal var codingPath: [any CodingKey] {
38 base.codingPath
39 }
40
41 @inlinable
42 internal func contains(_ key: Key) -> Bool {
43 base.contains(StringCodingKey(stringValue: key.stringValue))
44 }
45
46 @inlinable
47 internal func decode(_ type: Bool.Type, forKey key: Key) throws -> Bool {
48 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
49 }
50
51 @inlinable
52 internal func decode(_ type: String.Type, forKey key: Key) throws -> String {
53 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
54 }
55
56 @inlinable
57 internal func decode(_ type: Double.Type, forKey key: Key) throws -> Double {
58 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
59 }
60
61 @inlinable
62 internal func decode(_ type: Float.Type, forKey key: Key) throws -> Float {
63 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
64 }
65
66 @inlinable
67 internal func decode(_ type: Int.Type, forKey key: Key) throws -> Int {
68 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
69 }
70
71 @inlinable
72 internal func decode(_ type: Int8.Type, forKey key: Key) throws -> Int8 {
73 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
74 }
75
76 @inlinable
77 internal func decode(_ type: Int16.Type, forKey key: Key) throws -> Int16 {
78 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
79 }
80
81 @inlinable
82 internal func decode(_ type: Int32.Type, forKey key: Key) throws -> Int32 {
83 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
84 }
85
86 @inlinable
87 internal func decode(_ type: Int64.Type, forKey key: Key) throws -> Int64 {
88 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
89 }
90
91 @inlinable
92 internal func decode(_ type: UInt.Type, forKey key: Key) throws -> UInt {
93 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
94 }
95
96 @inlinable
97 internal func decode(_ type: UInt8.Type, forKey key: Key) throws -> UInt8 {
98 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
99 }
100
101 @inlinable
102 internal func decode(_ type: UInt16.Type, forKey key: Key) throws -> UInt16 {
103 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
104 }
105
106 @inlinable
107 internal func decode(_ type: UInt32.Type, forKey key: Key) throws -> UInt32 {
108 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
109 }
110
111 @inlinable
112 internal func decode(_ type: UInt64.Type, forKey key: Key) throws -> UInt64 {
113 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
114 }
115
116 @inlinable
117 internal func decode<T>(_ type: T.Type, forKey key: Key) throws -> T where T: Decodable {
118 try base.decode(type, forKey: StringCodingKey(stringValue: key.stringValue))
119 }
120
121 @inlinable
122 internal func decodeNil(forKey key: Key) throws -> Bool {
123 try base.decodeNil(forKey: StringCodingKey(stringValue: key.stringValue))
124 }
125
126 @inlinable
127 internal func nestedContainer<NestedKey>(
128 keyedBy type: NestedKey.Type,
129 forKey key: Key
130 ) throws -> KeyedDecodingContainer<NestedKey> where NestedKey: CodingKey {
131 try base.nestedContainer(keyedBy: type, forKey: StringCodingKey(stringValue: key.stringValue))
132 }
133
134 @inlinable
135 internal func nestedUnkeyedContainer(forKey key: Key) throws -> UnkeyedDecodingContainer {
136 try base.nestedUnkeyedContainer(forKey: StringCodingKey(stringValue: key.stringValue))
137 }
138
139 @inlinable
140 internal func superDecoder() throws -> Decoder {
141 try base.superDecoder()
142 }
143
144 @inlinable
145 internal func superDecoder(forKey key: Key) throws -> Decoder {
146 try base.superDecoder(forKey: StringCodingKey(stringValue: key.stringValue))
147 }
148}
149
150// MARK: - Extension for Stringly-Keyed Decoding Containers
151
152extension KeyedDecodingContainerProtocol where Key == StringCodingKey {
153 // MARK: Internal Instance Interface
154
155 internal func wrapped<Key>() -> StringlyKeyedDecodingContainerWrapper<Key, Self> {
156 StringlyKeyedDecodingContainerWrapper(self)
157 }
158}