fix: remove ios variable call regex

Author: jsalaber

Cartfile.resolved

@@ -1 +1 @@
-github "LaunchDarkly/swift-eventsource" "3.1.1"
+github "LaunchDarkly/swift-eventsource" "3.3.0"

DevCycle.podspec

@@ -21,6 +21,6 @@ Pod::Spec.new do |spec|
   spec.source_files  = "DevCycle/**/*.{h,m,swift}"
   spec.swift_version = '5.0'
 
-  spec.dependency 'LDSwiftEventSource', '~> 3.0'
+  spec.dependency 'LDSwiftEventSource', '~> 3.3'
 
 end

DevCycle/DevCycleClient.swift

@@ -320,17 +320,6 @@ public class DevCycleClient {
     }
 
     func getVariable<T>(key: String, defaultValue: T) -> DVCVariable<T> {
-        let regex = try? NSRegularExpression(pattern: ".*[^a-z0-9(\\-)(_)].*")
-        if (regex?.firstMatch(in: key, range: NSMakeRange(0, key.count)) != nil) {
-            Log.error("The variable key \(key) is invalid. It must contain only lowercase letters, numbers, hyphens and underscores. The default value will always be returned for this call.")
-            return DVCVariable(
-                key: key,
-                value: nil,
-                defaultValue: defaultValue,
-                evalReason: nil
-            )
-        }
-
         return variableQueue.sync {
             var variable: DVCVariable<T>
             if (self.variableInstanceDictonary[key] == nil) {

Package.swift

@@ -18,7 +18,7 @@ let package = Package(
        .package(
             name: "LDSwiftEventSource",
             url: "https://github.com/LaunchDarkly/swift-eventsource.git",
-            .upToNextMajor(from: "3.0.0")
+            .upToNextMajor(from: "3.3.0")
        )
    ],
     targets: [