var storedExts: Set<String> = Set()

print("let extensionMediaMapping: [String: MediaType] = [")
let url = NSBundle.mainBundle().URLForResource("mime", withExtension: "types")!
let lines = try! String(contentsOfURL: url).characters.split("\n").map(String.init)
for line in lines {
	let line = line.stringByTrimmingCharactersInSet(NSCharacterSet.whitespaceAndNewlineCharacterSet())
	guard !line.isEmpty && !line.hasPrefix("#") else { continue }

	var exts = line.componentsSeparatedByCharactersInSet(NSCharacterSet.whitespaceAndNewlineCharacterSet())
	exts = exts.filter({ !$0.isEmpty })
	let mime = exts.removeFirst()

	let mimeComps = mime.characters.split("/").map(String.init)
	guard mimeComps.count == 2 else { fatalError() }

	for ext in exts {
		if storedExts.contains(ext) {
			print("//", terminator: "")
		}

		storedExts.insert(ext)

		print("\t\"\(ext)\": MediaType(type: \"\(mimeComps[0])\", subtype: \"\(mimeComps[1])\"),")
	}
}
print("]")