convert localizable.string files to json format

localized2JSON.swift

#!/usr/bin/env swift

//FIRST: chmod +x localized2JSON.swift
//USE: ./localize-strings2json.swift localizable.strings strings.json
//TODO: error checking for parameters and files
//TODO: --help -h
//TODO: separate groups of string in dictionaries?

import Foundation

let params = Process.arguments
let stringFilename = params[1]
let jsonFile = params[2] 
print("Will read from \(stringFilename) and return \(jsonFile)")
	
if let dict = NSDictionary(contentsOfFile: stringFilename)!
	do {
		let json = try NSJSONSerialization.dataWithJSONObject(dict, options: .PrettyPrinted)
    	let dataString = NSString(data: json, encoding: NSUTF8StringEncoding)!
		print("converting....")	
	    //writing
		try dataString.writeToFile(jsonFile, atomically: false, encoding: NSUTF8StringEncoding)
	} catch{
		print("failed")
	}		
}