Cannot run standalone compiler from babel-core in Rhino JavaScript engine #2537
Description
@Grab(group='org.mozilla', module='rhino', version='1.7.7')
import org.mozilla.javascript.Context
import org.mozilla.javascript.ContextFactory
import org.mozilla.javascript.ScriptableObject
ContextFactory contextFactory = new ContextFactory()
Context context = contextFactory.enterContext()
context.setOptimizationLevel(-1)
ScriptableObject scope = context.initStandardObjects()
new URL('https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.25/browser.js').withReader {
context.evaluateReader(scope, it, "browser.js", 1, null)
}leads to
org.mozilla.javascript.EcmaError: TypeError: Expected argument of type object, but instead had type object (browser.js#56462)
at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3951)
at org.mozilla.javascript.ScriptRuntime.constructError(ScriptRuntime.java:3929)
at org.mozilla.javascript.ScriptRuntime.typeError(ScriptRuntime.java:3962)
at org.mozilla.javascript.ScriptRuntime.typeError1(ScriptRuntime.java:3974)
at org.mozilla.javascript.ScriptableObject.ensureScriptable(ScriptableObject.java:2078)
at org.mozilla.javascript.NativeObject.execIdCall(NativeObject.java:275)
at org.mozilla.javascript.IdFunctionObject.call(IdFunctionObject.java:101)
at org.mozilla.javascript.Interpreter.interpretLoop(Interpreter.java:1479)
at script(browser.js:56462)
at script.toType(browser.js:56399)
at script(browser.js:56430)
at script(browser.js:53410)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:57061)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:53038)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:53194)
at script(browser.js:53193)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:45886)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:46294)
at script(browser.js:46279)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:22728)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:21669)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:13974)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:5941)
at script.s(browser.js:2)
at script(browser.js:2)
at script(browser.js:5787)
at script(browser.js:5782)
at script.s(browser.js:2)
at script.e(browser.js:2)
at script(browser.js:2)
at script(browser.js:2)
at script(browser.js:2)
at org.mozilla.javascript.Interpreter.interpret(Interpreter.java:815)
at org.mozilla.javascript.InterpretedFunction.call(InterpretedFunction.java:109)
at org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:393)
at org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:3282)
at org.mozilla.javascript.InterpretedFunction.exec(InterpretedFunction.java:120)
at org.mozilla.javascript.Context.evaluateReader(Context.java:1250)
at org.mozilla.javascript.Context$evaluateReader$1.call(Unknown Source)
at babel$_run_closure1.doCall(babel.groovy:13)
at babel.run(babel.groovy:11)
If I wrap the code in fromObject in a try-catch block, it seems that the object in question is null. I'm still trying to collect more information.