Examples with RuntimeContext com.github.anba.es6draft.runtime.internal.RuntimeContext used on opensource projects

Example 1 with RuntimeContext

use of com.github.anba.es6draft.runtime.internal.RuntimeContext in project es6draft by anba.

the class AtomicsTestFunctions method evalInWorker.

/**
     * shell-function: {@code evalInWorker(sourceString)}
     * 
     * @param cx
     *            the execution context
     * @param caller
     *            the caller execution context
     * @param sourceString
     *            the script source code
     * @return {@code true} if a new script worker was started, otherwise returns {@code false}
     */
@Function(name = "evalInWorker", arity = 1)
public boolean evalInWorker(ExecutionContext cx, ExecutionContext caller, String sourceString) {
    Source baseSource = Objects.requireNonNull(cx.getRealm().sourceInfo(caller));
    try {
        // TODO: Initialize extensions (console.jsm, window timers?).
        CompletableFuture.supplyAsync(() -> {
            // Set 'executor' to null so it doesn't get shared with the current runtime context.
            /* @formatter:off */
            RuntimeContext context = new RuntimeContext.Builder(cx.getRuntimeContext()).setExecutor(null).build();
            /* @formatter:on */
            World world = new World(context);
            Realm realm;
            try {
                realm = world.newInitializedRealm();
            } catch (IOException | URISyntaxException e) {
                throw new CompletionException(e);
            }
            // Bind test functions to this instance.
            realm.createGlobalProperties(this, AtomicsTestFunctions.class);
            // TODO: Add proper abstraction.
            ModuleLoader moduleLoader = world.getModuleLoader();
            if (moduleLoader instanceof NodeModuleLoader) {
                try {
                    ((NodeModuleLoader) moduleLoader).initialize(realm);
                } catch (IOException | URISyntaxException | MalformedNameException | ResolutionException e) {
                    throw new CompletionException(e);
                }
            }
            // Evaluate the script source code and then run pending jobs.
            Source source = new Source(baseSource, "evalInWorker-script", 1);
            Script script = realm.getScriptLoader().script(source, sourceString);
            Object result = script.evaluate(realm);
            world.runEventLoop();
            return result;
        }, cx.getRuntimeContext().getWorkerExecutor()).whenComplete((r, e) -> {
            if (e instanceof CompletionException) {
                Throwable cause = ((CompletionException) e).getCause();
                cx.getRuntimeContext().getWorkerErrorReporter().accept(cx, (cause != null ? cause : e));
            } else if (e != null) {
                cx.getRuntimeContext().getWorkerErrorReporter().accept(cx, e);
            }
        });
        return true;
    } catch (RejectedExecutionException e) {
        return false;
    }
}

Example 2 with RuntimeContext

use of com.github.anba.es6draft.runtime.internal.RuntimeContext in project es6draft by anba.

the class TestGlobals method compileModules.

private PreloadModules compileModules() throws IOException, MalformedNameException {
    List<?> moduleNames = configuration.getList("modules", emptyList());
    if (moduleNames.isEmpty()) {
        return new PreloadModules(Collections.<ModuleRecord>emptyList(), Collections.<ModuleRecord>emptyList());
    }
    RuntimeContext context = createContext();
    ScriptLoader scriptLoader = new ScriptLoader(context);
    TestModuleLoader<?> moduleLoader = this.moduleLoader.apply(context, scriptLoader);
    ArrayList<ModuleRecord> modules = new ArrayList<>();
    for (String moduleName : nonEmpty(moduleNames)) {
        SourceIdentifier moduleId = moduleLoader.normalizeName(moduleName, null);
        modules.add(moduleLoader.load(moduleId));
    }
    return new PreloadModules(modules, moduleLoader.getModules());
}

Example 3 with RuntimeContext

use of com.github.anba.es6draft.runtime.internal.RuntimeContext in project es6draft by anba.

the class ScriptEngineImpl method eval.

Object eval(Script script, ScriptContext context) throws javax.script.ScriptException {
    Realm realm = getEvalRealm(context);
    RuntimeContext runtimeContext = realm.getRuntimeContext();
    Console console = runtimeContext.getConsole();
    runtimeContext.setConsole(new ScriptingConsole(context));
    try {
        // Prepare a new execution context before calling the generated code.
        ExecutionContext evalCxt = newScriptingExecutionContext(realm, script, new LexicalEnvironment<>(realm.getGlobalEnv(), new ScriptContextEnvironmentRecord(realm.defaultContext(), context)));
        Object result = script.evaluate(evalCxt);
        realm.getWorld().runEventLoop();
        return TypeConverter.toJava(result);
    } catch (ScriptException e) {
        throw new javax.script.ScriptException(e);
    } finally {
        runtimeContext.setConsole(console);
    }
}

Example 4 with RuntimeContext

use of com.github.anba.es6draft.runtime.internal.RuntimeContext in project es6draft by anba.

the class ScriptEngineImpl method invoke.

private Object invoke(ScriptObject thisValue, String name, Object... args) throws javax.script.ScriptException, NoSuchMethodException {
    Realm realm = getEvalRealm(context);
    RuntimeContext runtimeContext = realm.getRuntimeContext();
    Console console = runtimeContext.getConsole();
    runtimeContext.setConsole(new ScriptingConsole(context));
    try {
        Object[] arguments = TypeConverter.fromJava(args);
        if (thisValue == null) {
            thisValue = realm.getGlobalThis();
        }
        ExecutionContext cx = realm.defaultContext();
        Object func = thisValue.get(cx, (Object) name, thisValue);
        if (!IsCallable(func)) {
            throw new NoSuchMethodException(name);
        }
        Object result = ((Callable) func).call(cx, thisValue, arguments);
        realm.getWorld().runEventLoop();
        return TypeConverter.toJava(result);
    } catch (ScriptException e) {
        throw new javax.script.ScriptException(e);
    } finally {
        runtimeContext.setConsole(console);
    }
}

Example 5 with RuntimeContext

use of com.github.anba.es6draft.runtime.internal.RuntimeContext in project es6draft by anba.

the class DefaultLocaleTimezone method newRealm.

private static Realm newRealm(TimeZone timeZone) throws Exception {
    RuntimeContext context = new RuntimeContext.Builder().setTimeZone(timeZone).build();
    World world = new World(context);
    return Realm.InitializeHostDefinedRealm(world);
}