Added Podspec support based on teambition#11

RRuleSwift.podspec

@@ -0,0 +1,22 @@
+Pod::Spec.new do |s|
+  s.name         = "RRuleSwift"
+  s.version      = "0.2.0"
+  s.summary      = "Swift rrule library for working with recurrence rules of calendar dates."
+  s.description  = <<-DESC
+                   Swift rrule library for working with recurrence rules of calendar dates.
+                   It wraps the rrule.js library (https://github.com/jkbrzt/rrule).
+                   DESC
+
+  s.homepage     = "https://github.com/teambition/RRuleSwift"
+  s.screenshots  = "https://raw.githubusercontent.com/teambition/RRuleSwift/master/Gif/RRuleSwiftExample.gif"
+  s.license      = "MIT"
+  s.author       = { 'Teambition' => '[email protected]' }
+  s.ios.deployment_target = "8.0"
+  s.watchos.deployment_target = "2.0"
+  s.source       = { :git => "https://github.com/teambition/RRuleSwift.git", :tag => "#{s.version}" }
+  s.source_files = "Sources", "Sources/**/*.{h,m}"
+  s.watchos.exclude_files = "Sources/JavaScriptBridge.swift", "Sources/Iterators.swift"
+  s.resource     = "Sources/lib/*.js"
+  s.frameworks   = "Foundation", "EventKit"
+  s.ios.frameworks = "Foundation", "EventKit", "JavaScriptCore"
+end

Sources/JavaScriptBridge.swift

@@ -10,8 +10,12 @@ import Foundation
 import EventKit
 
 internal struct JavaScriptBridge {
+
+    // This class is needed to be able to get out bundle
+    private class DummyClass {}
+
     internal static func rrulejs() -> String? {
-        let libPath = Bundle(identifier: "Teambition.RRuleSwift-iOS")?.path(forResource: "rrule", ofType: "js") ?? Bundle.main.path(forResource: "rrule", ofType: "js")
+        let libPath = Bundle(for: DummyClass.self).path(forResource: "rrule", ofType: "js") ?? Bundle.main.path(forResource: "rrule", ofType: "js")
         guard let rrulelibPath = libPath else {
             return nil
         }