Thank you both for the help. Are there any examples in working in Java for either 8 or 9? I don’t have a ton of interested in actually *working* in javascript.
> On Jan 31, 2016, at 7:19 PM, Sundararajan Athijegannathan > <sundararajan.athijegannat...@oracle.com> wrote: > > Hi, > > jdk9 samples for Nashorn Parser API (http://openjdk.java.net/jeps/236) that > Attila mentioned are: > > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/evalcheck.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/findproto.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/findwith.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/flexijson.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/nashornastviewer.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/prettyprinter.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/withcheck.js > https://blogs.oracle.com/nashorn/entry/flexible_json_with_nashorn_parser > > For jdk8u, it is better to avoid nashorn internal classes. There is a JS > "parse" API. You can load("nashorn:parser.js") and use "parse" function > defined in it. > > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/parser.js > http://hg.openjdk.java.net/jdk9/dev/nashorn/file/a618d3e89fde/samples/astviewer.js > > Hope this helps, > -Sundar > > On 1/31/2016 3:48 PM, Attila Szegedi wrote: >> If you don’t mind using a prerelease JDE, JDK9 version of Nashorn has a >> public JavaScript parser API: >> <http://download.java.net/jdk9//docs/jdk/api/nashorn/jdk/nashorn/api/tree/package-summary.html> >> >> In the JDK8 world, there’s no supported way, but you can try using >> jdk.nashorn.internal.parser.Parser at your own risk (of it changing in an >> incompatible way, or going away entirely, or becoming inaccessible in JDK9). >> It returns a jdk.nashorn.internal.ir.FunctionNode, an internal Nashorn AST >> class that represents both functions and the top-level program. All of the >> AST is in the jdk.nashorn.internal.ir package. It was never meant for public >> consumption, so it’s not as nice to work with as the JDK9 public API, e.g. >> there are some dubious choices in the class hierarchy etc. that you’ll need >> to live with. >> >> HTH, >> Attila. >> >>> On Jan 30, 2016, at 5:19 PM, Geir Magnusson Jr. <g...@pobox.com> wrote: >>> >>> Hi, >>> >>> I’m a complete newbie to this area, so please forgive the lack of proper >>> terminology in advance. >>> >>> I need to be able to transform arbitrary JS and thought that getting and >>> transforming the AST would be a good way to do it. I was looking at things >>> like the Shape library and it felt … lacking, somehow. >>> >>> I figure nashorn is going to be better :) >>> >>> Is there any way (I’m ok if it isn’t portable) to use the JDK internals to >>> do this? >>> >>> Thanks in advance. >>> >>> geir >>> >
