Crash on assert() Mitigation (#19)

* Updated to Substrata 2.0.6; Mitigates crash on assert.

* Update test to force a settings check.

* Correctly make analytics reference weak.

Package.resolved

@@ -32,8 +32,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/segmentio/substrata-swift.git",
       "state" : {
-        "revision" : "93f36ace19f4ed5a47d2e57a7edd9de92c18a37b",
-        "version" : "2.0.5"
+        "revision" : "bfcdf83b3fdd49e70a32c9fceb7426c044d5c5c9",
+        "version" : "2.0.6"
       }
     }
   ],

Package.swift

@@ -21,7 +21,7 @@ let package = Package(
         // Dependencies declare other packages that this package depends on.
         .package(url: "https://github.com/segmentio/analytics-swift.git", from: "1.6.2"),
         //.package(path: "../analytics-swift"),
-        .package(url: "https://github.com/segmentio/substrata-swift.git", from: "2.0.5")
+        .package(url: "https://github.com/segmentio/substrata-swift.git", from: "2.0.6")
     ],
     targets: [
         // Targets are the basic building blocks of a package, defining a module or a test suite.

Sources/AnalyticsLive/Filters/DestinationFilters.swift

@@ -13,7 +13,7 @@ public class DestinationFilters: UtilityPlugin {
 
     public let type: PluginType = .utility
 
-    public var analytics: Analytics? = nil
+    public weak var analytics: Analytics? = nil
 
     var tsubScript = #"""
         var dest_filters=function(e){var r={};function t(n){if(r[n])return r[n].exports;var o=r[n]={i:n,l:!1,exports:{}};return e[n].call(o.exports,o,o.exports,t),o.l=!0,o.exports}return t.m=e,t.c=r,t.d=function(e,r,n){t.o(e,r)||Object.defineProperty(e,r,{enumerable:!0,get:n})},t.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},t.t=function(e,r){if(1&r&&(e=t(e)),8&r)return e;if(4&r&&"object"==typeof e&&e&&e.__esModule)return e;var n=Object.create(null);if(t.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:e}),2&r&&"string"!=typeof e)for(var o in e)t.d(n,o,function(r){return e[r]}.bind(null,o));return n},t.n=function(e){var r=e&&e.__esModule?function(){return e.default}:function(){return e};return t.d(r,"a",r),r},t.o=function(e,r){return 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Tests/AnalyticsLiveTests/Filters/AnalyticsFilters-Tests.swift

@@ -1,5 +1,5 @@
 import XCTest
-import Segment
+@testable import Segment
 @testable import AnalyticsLive
 
 final class AnalyticsFilters_SwiftTests: XCTestCase {
@@ -44,6 +44,10 @@ final class AnalyticsFilters_SwiftTests: XCTestCase {
 
         waitUntilStarted(analytics: analytics)
 
+        // force a settings check causing the js engine to be rebuilt.
+        analytics.checkSettings()
+        RunLoop.main.run(until: Date(timeIntervalSinceNow: 2))
+
         let e = analytics.find(pluginType: LivePlugins.self)
         XCTAssertTrue(e != nil)