/*******************************************************************************
 * Copyright (c) 2009 Luaj.org. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 ******************************************************************************/
package org.luaj.luajc;

import java.io.ByteArrayInputStream;
import java.io.InputStream;

import org.luaj.vm2.LuaTable;
import org.luaj.vm2.LuaValue;
import org.luaj.vm2.Varargs;
import org.luaj.vm2.lib.JsePlatform;
import org.luaj.vm2.luajc.LuaJCompiler;

public class TestLuaJC {
	// create the script
	public static String name = "script";
	public static String script =
		"local a='a\\ab\\bf\\fn\\nt\\tv\\vw\\133x\\222y'\n"+
		"local t={string.byte(a,1,#a)}\n"+
		"print( table.concat(t,',') )\n";
		
	public static void main(String[] args) throws Exception {
		System.out.println(script);
		
		// create an environment to run in
		LuaTable _G = JsePlatform.standardGlobals();
		
		// compile into a chunk, or load as a class
		LuaValue chunk;
		if ( ! (args.length>0 && args[0].equals("nocompile")) ) {
			InputStream is =  new ByteArrayInputStream( script.getBytes() );
			String java =LuaJCompiler.compileToJava(is, "script");
			System.out.println("java:\n"+java);
			chunk = LuaJCompiler.javaCompile(java, "script");
		} else {
			chunk = (LuaValue) Class.forName("script").newInstance();
		}
		chunk.setfenv(_G);

		// call with arguments
		LuaValue[] vargs = new LuaValue[args.length];
		for ( int i=0; i<args.length; i++ )
			vargs[i] = LuaValue.valueOf(args[i]);
		Varargs cargs = LuaValue.varargsOf(vargs);
		Varargs v = chunk.invoke(cargs);
		
		// print the result
		for ( int i=1; i<=v.narg(); i++ )
			System.out.println("result["+i+"]: "+v.arg(i));
	}
		
}