package org.jruby.util;

import com.martiansoftware.nailgun.NGContext;

import org.jruby.Main;

import org.jruby.RubyInstanceConfig;

import org.jruby.ast.executable.Script;

import org.jruby.runtime.Constants;

public class NailMain {

public static final ClassCache<Script> classCache;

static {

classCache = new ClassCache<Script>(NailMain.class.getClassLoader(), Constants.JIT_MAX_METHODS_LIMIT);

}

public static void nailMain(NGContext context) {

NailMain main = new NailMain();

int status = main.run(context);

if (status != 0) {

context.exit(status);

}

// force a full GC so objects aren't kept alive longer than they should

System.gc();

}

public int run(NGContext context) {

context.assertLoopbackClient();

RubyInstanceConfig config = new RubyInstanceConfig();

Main main = new Main(config);

config.setCurrentDirectory(context.getWorkingDirectory());

config.setEnvironment(context.getEnv());

// reuse one cache of compiled bodies

config.setClassCache(classCache);

return main.run(context.getArgs()).getStatus();

}

}