1 /*
   2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.nashorn.api.scripting;
  27 

  28 import jdk.nashorn.internal.runtime.ScriptFunction;

  29 import jdk.nashorn.internal.runtime.ScriptRuntime;
  30 
  31 /**
  32  * Utilities that are to be called from script code
  33  */
  34 public final class ScriptUtils {
  35     private ScriptUtils() {}
  36 
  37     /**
  38      * Returns AST as JSON compatible string. This is used to
  39      * implement "parse" function in resources/parse.js script.
  40      *
  41      * @param code code to be parsed
  42      * @param name name of the code source (used for location)
  43      * @param includeLoc tells whether to include location information for nodes or not
  44      * @return JSON string representation of AST of the supplied code
  45      */
  46     public static String parse(final String code, final String name, final boolean includeLoc) {
  47         return ScriptRuntime.parse(code, name, includeLoc);
  48     }
  49 
  50     /**
  51      * Method which converts javascript types to java types for the
  52      * String.format method (jrunscript function sprintf).
  53      *
  54      * @param format a format string
  55      * @param args arguments referenced by the format specifiers in format
  56      * @return a formatted string
  57      */
  58     public static String format(final String format, final Object[] args) {
  59         return Formatter.format(format, args);
  60     }
  61 
  62     /**
  63      * Create a wrapper function that calls {@code func} synchronized on {@code sync} or, if that is undefined,
  64      * {@code self}. Used to implement "sync" function in resources/mozilla_compat.js.
  65      *
  66      * @param func the function to invoke
  67      * @param sync the object to synchronize on
  68      * @return a synchronizing wrapper function
  69      */
  70     public static Object makeSynchronizedFunction(final ScriptFunction func, final Object sync) {
  71         return func.makeSynchronizedFunction(sync);
  72     }
  73 























































  74 }
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