import jdk.nashorn.internal.runtime.Specialization; //导入依赖的package包/类
private static ScriptFunction makeFunction(final String name, final MethodHandle methodHandle, final Specialization[] specs, final int flags) {
    final ScriptFunctionImpl func = new ScriptFunctionImpl(name, methodHandle, null, specs, flags);
    func.setPrototype(UNDEFINED);
    // Non-constructor built-in functions do not have "prototype" property
    func.deleteOwnProperty(func.getMap().findProperty("prototype"));

    return func;
}
 

import jdk.nashorn.internal.runtime.Specialization; //导入依赖的package包/类
private ScriptFunctionImpl(final String name, final MethodHandle invokeHandle, final Specialization[] specs, final Global global) {
    super(name, invokeHandle, map$, null, specs, ScriptFunctionData.IS_BUILTIN_CONSTRUCTOR);
    init(global);
}