Inline JSONDecoder extension

Author: mattt

Sources/MCP/Base/Value.swift

@@ -400,16 +400,3 @@ extension String {
         }
     }
 }
-
-// MARK: - Decode specific type from Value
-
-extension JSONDecoder {
-    public func decode<T: Decodable>(_ type: T.Type, from value: Value) throws -> T {
-        guard let data = try? JSONEncoder().encode(value) else {
-            throw DecodingError.dataCorrupted(
-                DecodingError.Context(codingPath: [], debugDescription: "Failed to encode value"))
-        }
-
-        return try self.decode(T.self, from: data)
-    }
-}

Sources/MCP/Client/Client.swift

@@ -106,7 +106,8 @@ public actor Client {
                     if let typedValue = value as? T {
                         request.continuation.resume(returning: typedValue)
                     } else if let value = value as? Value,
-                        let decoded = try? JSONDecoder().decode(T.self, from: value)
+                        let data = try? JSONEncoder().encode(value),
+                        let decoded = try? JSONDecoder().decode(T.self, from: data)
                     {
                         request.continuation.resume(returning: decoded)
                     } else {