Moved JSONSafeEncoding to v2.0 (#335)

* Moved JSONSafeEncoding to v2.0

* Added time to iOS test until apple fixes it.

* Added stub for autoreleasepool on linux.

Package.resolved

@@ -5,8 +5,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/segmentio/jsonsafeencoding-swift.git",
       "state" : {
-        "revision" : "13449de3474c97ca6b7a25b3288f188b7417b34a",
-        "version" : "1.0.2"
+        "revision" : "af6a8b360984085e36c6341b21ecb35c12f47ebd",
+        "version" : "2.0.0"
       }
     },
     {

Package.swift

@@ -22,7 +22,7 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         // .package(url: /* package url */, from: "1.0.0"),
         .package(url: "https://github.com/segmentio/sovran-swift.git", from: "1.1.1"),
-        .package(url: "https://github.com/segmentio/jsonsafeencoding-swift.git", from: "1.0.2")
+        .package(url: "https://github.com/segmentio/jsonsafeencoding-swift.git", from: "2.0.0")
     ],
     targets: [
         // Targets are the basic building blocks of a package. A target can define a module or a test suite.

Sources/Segment/Utilities/Utils.swift

@@ -16,6 +16,11 @@ extension DispatchQueue {
         workItem.wait()
     }
 }
+
+// Linux doesn't have autoreleasepool.
+func autoreleasepool(closure: () -> Void) {
+    closure()
+}
 #endif
 
 /// Inquire as to whether we are within a Unit Testing environment.
@@ -84,4 +89,3 @@ internal func eventStorageDirectory(writeKey: String) -> URL {
     try? FileManager.default.createDirectory(at: segmentURL, withIntermediateDirectories: true, attributes: nil)
     return segmentURL
 }
-

Tests/Segment-Tests/Analytics_Tests.swift

@@ -771,7 +771,7 @@ final class Analytics_Tests: XCTestCase {
             expectation.fulfill()
         }
 
-        wait(for: [expectation], timeout: 10)
+        wait(for: [expectation], timeout: 60)
 
         XCTAssertNil(analytics.pendingUploads)
     }