JSON

Obsolete JSON implementation written in Swift.

Package.swift

.package(url:"https://github.com/swiftstack/json.git",.branch("dev"))

Usage

Convenience API

letbytes=JSON.encode(Model())letmodel=JSON.decode(Model.self, from: bytes)

Streaming API

letoutput=ByteArrayOutputStream()JSON.encode(Model(), to: output)letinput=ByteArrayInputStream(output.bytes)letmodel=JSON.decode(Model.self, from: input)

Encoder / Decoder + Streaming API

letbytes=JSONEncoder().encode(Model())JSONEncoder().encode(Model(), to: stream)...

JSON Value

publicstructJSON{publicenumValue{case null
case bool(Bool)case number(Number)case string(String)case array([JSON.Value])case object([String:JSON.Value])publicenumNumber{case int(Int)case uint(UInt)case double(Double)}}}

Performance (MacBook Pro 16 / M2 Max)

{
"orderId": "ORD-2025-12345",
"orderDate": "2025-01-15T10:30:00Z",
"customer": {
"customerId": 5678,
"name": "Michael Chen",
"email": "michael.chen@example.com"
},
"items": [
{
"productId": "PROD-001",
"name": "Wireless Mouse",
"quantity": 2,
"price": 29.99
},
{
"productId": "PROD-002",
"name": "USB Cable",
"quantity": 3,
"price": 9.99
}
],
"shipping": {
"method": "Express",
"cost": 15.00,
"address": {
"street": "789 Pine Street",
"city": "Seattle",
"state": "WA",
"zipCode": "98101"
}
},
"payment": {
"method": "credit_card",
"last4": "4242",
"status": "paid"
},
"subtotal": 89.95,
"tax": 8.10,
"total": 113.05,
"status": "processing"
}

JSON encode: 48407 ops/s Stdlib encode: 40913 ops/s JSON decode: 23271 ops/s Stdlib decode: 41073 ops/s