Make adaptRequest API async (#24)

Author: servercimen

Sources/SimpleHTTP/Interceptor/CompositeInterceptor.swift

@@ -15,10 +15,13 @@ public struct CompositeInterceptor: ExpressibleByArrayLiteral, Sequence {
 }
 
 extension CompositeInterceptor: Interceptor {
-    public func adaptRequest<Output>(_ request: Request<Output>) -> Request<Output> {
-        reduce(request) { request, interceptor in
-            interceptor.adaptRequest(request)
+    public func adaptRequest<Output>(_ request: Request<Output>) async -> Request<Output> {
+        var request = request
+        for interceptor in interceptors {
+          request = await interceptor.adaptRequest(request)
         }
+
+        return request
     }
 
     public func shouldRescueRequest<Output>(_ request: Request<Output>, error: Error) async throws -> Bool {

Sources/SimpleHTTP/Interceptor/Interceptor.swift

@@ -6,7 +6,7 @@ public typealias Interceptor = RequestInterceptor & ResponseInterceptor
 /// a protocol intercepting a session request
 public protocol RequestInterceptor {
     /// Should be called before making the request to provide modifications to `request`
-    func adaptRequest<Output>(_ request: Request<Output>) -> Request<Output>
+    func adaptRequest<Output>(_ request: Request<Output>) async -> Request<Output>
 
     /// catch and retry a failed request
     /// - Returns: nil if the request should not be retried. Otherwise a publisher that will be executed before

Sources/SimpleHTTP/Session/Session.swift

@@ -66,7 +66,7 @@ public class Session {
 
 extension Session {
     private func dataPublisher<Output>(for request: Request<Output>) async throws -> Response<Output> {
-        let modifiedRequest = config.interceptor.adaptRequest(request)
+        let modifiedRequest = await config.interceptor.adaptRequest(request)
         let urlRequest = try modifiedRequest
             .toURLRequest(encoder: config.encoder, relativeTo: baseURL, accepting: config.decoder)