diff --git a/R.swift/func.swift b/R.swift/func.swift
index 4bfc20b5..53511a99 100644
--- a/R.swift/func.swift
+++ b/R.swift/func.swift
@@ -58,8 +58,9 @@ func sanitizedSwiftName(name: String, lowercaseFirstCharacter: Bool = true) -> S
   var components = name.componentsSeparatedByString("-")
   let firstComponent = components.removeAtIndex(0)
   let swiftName = components.reduce(firstComponent) { $0 + $1.capitalizedString }
+  let capitalizedSwiftName = lowercaseFirstCharacter ? swiftName.lowercaseFirstCharacter : swiftName
 
-  return lowercaseFirstCharacter ? swiftName.lowercaseFirstCharacter : swiftName
+  return contains(SwiftKeywords, capitalizedSwiftName) ? "`\(capitalizedSwiftName)`" : capitalizedSwiftName
 }
 
 func writeResourceFile(code: String, toFolderURL folderURL: NSURL) {
diff --git a/R.swift/types.swift b/R.swift/types.swift
index e1b5c504..c4ea4771 100644
--- a/R.swift/types.swift
+++ b/R.swift/types.swift
@@ -156,8 +156,18 @@ struct AssetFolder {
   init(url: NSURL, fileManager: NSFileManager) {
     name = url.filename!
 
-    let contents = fileManager.contentsOfDirectoryAtURL(url, includingPropertiesForKeys: nil, options: NSDirectoryEnumerationOptions.SkipsHiddenFiles, error: nil) as! [NSURL]
-    imageAssets = contents.map { $0.filename! }
+    // Browse asset directory recursively and list only the assets folders
+    var assets = [NSURL]()
+    let enumerator = fileManager.enumeratorAtURL(url, includingPropertiesForKeys: nil, options: .SkipsHiddenFiles, errorHandler: nil)
+    if let enumerator = enumerator {
+      for file in enumerator {
+        if let fileURL = file as? NSURL, pathExtension = fileURL.pathExtension where find(AssetExtensions, pathExtension) != nil {
+          assets.append(fileURL)
+        }
+      }
+    }
+    
+    imageAssets = assets.map { $0.filename! }
   }
 }
 
diff --git a/R.swift/values.swift b/R.swift/values.swift
index 6a0f3cef..c037f81b 100644
--- a/R.swift/values.swift
+++ b/R.swift/values.swift
@@ -43,6 +43,8 @@ let Ordinals = [
   (number: 20, word: "twentieth"),
 ]
 
+let AssetExtensions = ["appiconset", "launchimage", "imageset"]
+
 let ElementNameToTypeMapping = [
   "viewController": Type._UIViewController,
   "glkViewController": Type(name: "GLKViewController"),
@@ -54,3 +56,5 @@ let ElementNameToTypeMapping = [
   "avPlayerViewController": Type(name: "AVPlayerViewController"),
   "collectionViewController": Type(name: "UICollectionViewController"),
 ]
+
+let SwiftKeywords = ["class", "deinit", "enum", "extension", "func", "import", "init", "internal", "let", "operator", "private", "protocol", "public", "static", "struct", "subscript", "typealias", "var", "break", "case", "continue", "default", "do", "else", "fallthrough", "for", "if", "in", "return", "switch", "where", "while", "as", "dynamicType", "false", "is", "nil", "self", "Self", "super", "true", "__COLUMN__", "__FILE__", "__FUNCTION__", "__LINE__"]