MultiValueHeaders and Headers tyealias

Author: fabianfett

Sources/AWSLambdaEvents/ALB.swift

@@ -32,14 +32,14 @@ public enum ALB {
         ///
         /// For more information visit:
         /// https://docs.aws.amazon.com/elasticloadbalancing/latest/application/lambda-functions.html#multi-value-headers
-        public let headers: [String: String]?
+        public let headers: Headers?
 
         /// Depending on your configuration of your target group either `headers` or `multiValueHeaders`
         /// are set.
         ///
         /// For more information visit:
         /// https://docs.aws.amazon.com/elasticloadbalancing/latest/application/lambda-functions.html#multi-value-headers
-        public let multiValueHeaders: [String: [String]]?
+        public let multiValueHeaders: MultiValueHeaders?
         public let requestContext: Context
         public let isBase64Encoded: Bool
         public let body: String?
@@ -53,16 +53,16 @@ public enum ALB {
     public struct TargetGroupResponse: Codable {
         public let statusCode: HTTPResponseStatus
         public let statusDescription: String?
-        public let headers: [String: String]?
-        public let multiValueHeaders: [String: [String]]?
+        public let headers: Headers?
+        public let multiValueHeaders: MultiValueHeaders?
         public let body: String
         public let isBase64Encoded: Bool
 
         public init(
             statusCode: HTTPResponseStatus,
             statusDescription: String? = nil,
-            headers: [String: String]? = nil,
-            multiValueHeaders: [String: [String]]? = nil,
+            headers: Headers? = nil,
+            multiValueHeaders: MultiValueHeaders? = nil,
             body: String = "",
             isBase64Encoded: Bool = false
         ) {

Sources/AWSLambdaEvents/APIGateway.swift

@@ -54,8 +54,8 @@ public enum APIGateway {
 
         public let queryStringParameters: [String: String]?
         public let multiValueQueryStringParameters: [String: [String]]?
-        public let headers: [String: String]
-        public let multiValueHeaders: [String: [String]]
+        public let headers: Headers
+        public let multiValueHeaders: MultiValueHeaders
         public let pathParameters: [String: String]?
         public let stageVariables: [String: String]?
 
@@ -70,15 +70,15 @@ public enum APIGateway {
 extension APIGateway {
     public struct Response: Codable {
         public let statusCode: HTTPResponseStatus
-        public let headers: [String: String]?
-        public let multiValueHeaders: [String: [String]]?
+        public let headers: Headers?
+        public let multiValueHeaders: MultiValueHeaders?
         public let body: String?
         public let isBase64Encoded: Bool?
 
         public init(
             statusCode: HTTPResponseStatus,
-            headers: [String: String]? = nil,
-            multiValueHeaders: [String: [String]]? = nil,
+            headers: Headers? = nil,
+            multiValueHeaders: MultiValueHeaders? = nil,
             body: String? = nil,
             isBase64Encoded: Bool? = nil
         ) {

Sources/AWSLambdaEvents/Utils/HTTP.swift

@@ -14,6 +14,9 @@
 
 // MARK: HTTPMethod
 
+public typealias Headers = [String: String]
+public typealias MultiValueHeaders = [String: [String]]
+
 public struct HTTPMethod: RawRepresentable, Equatable {
     public var rawValue: String