Examples with ScriptObject com.github.anba.es6draft.runtime.types.ScriptObject used on opensource projects

Example 71 with ScriptObject

use of com.github.anba.es6draft.runtime.types.ScriptObject in project es6draft by anba.

the class ConsoleObject method createConsole.

/**
     * Creates a new {@code console} object.
     * 
     * @param realm
     *            the realm instance
     * @return the console object
     * @throws IOException
     *             if there was any I/O error
     * @throws URISyntaxException
     *             the URL is not a valid URI
     * @throws MalformedNameException
     *             if any imported module request cannot be normalized
     * @throws ResolutionException
     *             if any export binding cannot be resolved
     */
public static ScriptObject createConsole(Realm realm) throws IOException, URISyntaxException, MalformedNameException, ResolutionException {
    ExecutionContext cx = realm.defaultContext();
    ModuleRecord module = NativeCode.loadModule(realm, "console.jsm");
    ScriptObject console = NativeCode.getModuleExport(module, "default", ScriptObject.class);
    Callable inspectFn = Properties.createFunction(cx, new InspectFunction(), InspectFunction.class);
    CreateMethodProperty(cx, console, "_inspect", inspectFn);
    return console;
}

Example 72 with ScriptObject

use of com.github.anba.es6draft.runtime.types.ScriptObject in project es6draft by anba.

the class MozShellFunctions method evaluate.

/**
     * shell-function: {@code evaluate(code, [options])}
     *
     * @param cx
     *            the execution context
     * @param caller
     *            the caller context
     * @param code
     *            the source code to evaluate
     * @param options
     *            additional options object
     * @return the eval result value
     */
@Function(name = "evaluate", arity = 2)
public Object evaluate(ExecutionContext cx, ExecutionContext caller, Object code, Object options) {
    if (!(Type.isString(code) && (Type.isUndefined(options) || Type.isObject(options)))) {
        throw Errors.newError(cx, "invalid arguments");
    }
    String sourceCode = Type.stringValue(code).toString();
    String sourceName = "@evaluate";
    int sourceLine = 1;
    boolean noScriptRval = false;
    boolean catchTermination = false;
    Realm realm = cx.getRealm();
    if (Type.isObject(options)) {
        ScriptObject opts = Type.objectValue(options);
        Object fileName = Get(cx, opts, "fileName");
        if (!Type.isUndefined(fileName)) {
            sourceName = Type.isNull(fileName) ? "" : ToFlatString(cx, fileName);
        }
        Object lineNumber = Get(cx, opts, "lineNumber");
        if (!Type.isUndefined(lineNumber)) {
            sourceLine = ToInt32(cx, lineNumber);
        }
        Object g = Get(cx, opts, "global");
        if (!Type.isUndefined(g)) {
            ScriptObject obj = ToObject(cx, g);
            if (!(obj instanceof GlobalObject)) {
                throw Errors.newError(cx, "invalid global argument");
            }
            realm = ((GlobalObject) obj).getRealm();
        }
        noScriptRval = ToBoolean(Get(cx, opts, "noScriptRval"));
        catchTermination = ToBoolean(Get(cx, opts, "catchTermination"));
    }
    Source source = new Source(cx.getRealm().sourceInfo(caller), sourceName, sourceLine);
    try {
        Script script = realm.getScriptLoader().script(source, sourceCode);
        Object result = script.evaluate(realm);
        return (!noScriptRval ? result : UNDEFINED);
    } catch (ParserException | CompilationException e) {
        // Create a script exception from the requested code realm, not from the caller's realm.
        throw e.toScriptException(realm.defaultContext());
    } catch (ScriptException | StackOverflowError e) {
        throw e;
    } catch (Error | Exception e) {
        if (catchTermination) {
            return "terminated";
        }
        throw Errors.newError(cx, Objects.toString(e.getMessage(), ""));
    }
}

Example 73 with ScriptObject

use of com.github.anba.es6draft.runtime.types.ScriptObject in project es6draft by anba.

the class WrapperProxy method CreateWrapProxy.

/**
     * (extension): CreateWrapProxy
     * 
     * @param cx
     *            the execution context
     * @param target
     *            the proxy target object
     * @param proto
     *            the proxy protoype object
     * @return the new wrapper proxy
     */
public static WrapperProxy CreateWrapProxy(ExecutionContext cx, Object target, Object proto) {
    if (!Type.isObject(target)) {
        throw newTypeError(cx, Messages.Key.NotObjectType);
    }
    if (!Type.isObjectOrNull(proto)) {
        throw newTypeError(cx, Messages.Key.NotObjectOrNull);
    }
    ScriptObject proxyTarget = Type.objectValue(target);
    ScriptObject prototype = Type.objectValueOrNull(proto);
    WrapperProxy proxy;
    if (IsCallable(proxyTarget)) {
        proxy = new CallableWrapperProxy((Callable) proxyTarget, prototype);
    } else {
        proxy = new WrapperProxy(proxyTarget, prototype);
    }
    return proxy;
}

Example 74 with ScriptObject

use of com.github.anba.es6draft.runtime.types.ScriptObject in project es6draft by anba.

the class WrapperProxy method hasProperty.

@Override
public boolean hasProperty(ExecutionContext cx, long propertyKey) {
    /* modified 9.1.7 [[HasProperty]](P) */
    boolean hasOwn = HasOwnProperty(cx, proxyTarget, propertyKey);
    if (hasOwn) {
        return true;
    }
    // modified
    ScriptObject parent = getPrototype();
    if (parent != null) {
        return parent.hasProperty(cx, propertyKey);
    }
    return false;
}

Example 75 with ScriptObject

use of com.github.anba.es6draft.runtime.types.ScriptObject in project es6draft by anba.

the class WrapperProxy method set.

@Override
public boolean set(ExecutionContext cx, long propertyKey, Object value, Object receiver) {
    /* modified 9.1.9 [[Set] (P, V, Receiver) */
    Property ownDesc = proxyTarget.getOwnProperty(cx, propertyKey);
    if (ownDesc == null) {
        // modified
        ScriptObject parent = getPrototype();
        if (parent != null) {
            return parent.set(cx, propertyKey, value, receiver);
        } else {
            ownDesc = new Property(UNDEFINED, true, true, true);
        }
    }
    if (ownDesc.isDataDescriptor()) {
        if (!ownDesc.isWritable()) {
            return false;
        }
        if (!Type.isObject(receiver)) {
            return false;
        }
        ScriptObject _receiver = Type.objectValue(receiver);
        Property existingDescriptor = _receiver.getOwnProperty(cx, propertyKey);
        if (existingDescriptor != null) {
            PropertyDescriptor valueDesc = new PropertyDescriptor(value);
            return _receiver.defineOwnProperty(cx, propertyKey, valueDesc);
        } else {
            return CreateDataProperty(cx, _receiver, propertyKey, value);
        }
    }
    assert ownDesc.isAccessorDescriptor();
    Callable setter = ownDesc.getSetter();
    if (setter == null) {
        return false;
    }
    setter.call(cx, receiver, value);
    return true;
}