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

Example 56 with Property

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

the class OrdinaryFunction method SetFunctionName.

/**
     * 9.2.11 SetFunctionName (F, name, prefix)
     * 
     * @param <FUNCTION>
     *            the function type
     * @param f
     *            the function object
     * @param name
     *            the function name
     * @param prefix
     *            the function name prefix
     */
public static <FUNCTION extends OrdinaryObject & Callable> void SetFunctionName(FUNCTION f, Symbol name, String prefix) {
    /* step 1 */
    assert f.isExtensible() && !f.ordinaryHasOwnProperty("name");
    /* steps 2-3 (not applicable) */
    /* step 4 */
    String description = name.getDescription();
    String sname = description == null ? "" : "[" + description + "]";
    /* step 5 */
    if (prefix != null) {
        sname = prefix + " " + sname;
    }
    /* steps 6-7 */
    f.infallibleDefineOwnProperty("name", new Property(sname, false, false, true));
}

Example 57 with Property

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

the class ProxyObject method defineOwnProperty.

/**
 * 9.5.6 [[DefineOwnProperty]] (P, Desc)
 */
@Override
public boolean defineOwnProperty(ExecutionContext cx, long propertyKey, PropertyDescriptor desc) {
    /* step 1 (implicit) */
    /* steps 2-4 */
    ScriptObject handler = getProxyHandler(cx);
    /* step 5 */
    ScriptObject target = getProxyTarget();
    /* step 6 */
    Callable trap = GetMethod(cx, handler, "defineProperty");
    /* step 7 */
    if (trap == null) {
        return target.defineOwnProperty(cx, propertyKey, desc);
    }
    /* step 8 */
    Object descObj = FromPropertyDescriptor(cx, desc);
    /* step 9 */
    boolean trapResult = ToBoolean(trap.call(cx, handler, target, ToString(propertyKey), descObj));
    /* step 10 */
    if (!trapResult) {
        return false;
    }
    /* step 11 */
    Property targetDesc = target.getOwnProperty(cx, propertyKey);
    /* steps 12-17 */
    return validateDefineOwnProperty(cx, desc, target, targetDesc);
}

Example 58 with Property

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

the class ProxyObject method get.

/**
 * 9.5.8 [[Get]] (P, Receiver)
 */
@Override
public Object get(ExecutionContext cx, long propertyKey, Object receiver) {
    /* step 1 (implicit) */
    /* steps 2-4 */
    ScriptObject handler = getProxyHandler(cx);
    /* step 5 */
    ScriptObject target = getProxyTarget();
    /* step 6 */
    Callable trap = GetMethod(cx, handler, "get");
    /* step 7 */
    if (trap == null) {
        return target.get(cx, propertyKey, receiver);
    }
    /* step 8 */
    Object trapResult = trap.call(cx, handler, target, ToString(propertyKey), receiver);
    /* step 9 */
    Property targetDesc = target.getOwnProperty(cx, propertyKey);
    /* steps 10-11 */
    return validateGet(cx, trapResult, targetDesc);
}

Example 59 with Property

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

the class ProxyObject method delete.

/**
 * 9.5.10 [[Delete]] (P)
 */
@Override
public boolean delete(ExecutionContext cx, Symbol propertyKey) {
    /* step 1 (implicit) */
    /* steps 2-4 */
    ScriptObject handler = getProxyHandler(cx);
    /* step 5 */
    ScriptObject target = getProxyTarget();
    /* step 6 */
    Callable trap = GetMethod(cx, handler, "deleteProperty");
    /* step 7 */
    if (trap == null) {
        return target.delete(cx, propertyKey);
    }
    /* step 8 */
    boolean trapResult = ToBoolean(trap.call(cx, handler, target, propertyKey));
    /* step 9 */
    if (!trapResult) {
        return false;
    }
    /* step 10 */
    Property targetDesc = target.getOwnProperty(cx, propertyKey);
    /* steps 11-13 */
    return validateDelete(cx, targetDesc);
}

Example 60 with Property

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

the class ProxyObject method getOwnProperty.

/**
 * 9.5.5 [[GetOwnProperty]] (P)
 */
@Override
public Property getOwnProperty(ExecutionContext cx, Symbol propertyKey) {
    /* step 1 (implicit) */
    /* steps 2-4 */
    ScriptObject handler = getProxyHandler(cx);
    /* step 5 */
    ScriptObject target = getProxyTarget();
    /* step 6 */
    Callable trap = GetMethod(cx, handler, "getOwnPropertyDescriptor");
    /* step 7 */
    if (trap == null) {
        return target.getOwnProperty(cx, propertyKey);
    }
    /* step 8 */
    Object trapResultObj = trap.call(cx, handler, target, propertyKey);
    /* step 9 */
    if (!(Type.isObject(trapResultObj) || Type.isUndefined(trapResultObj))) {
        throw newTypeError(cx, Messages.Key.ProxyNotObjectOrUndefined);
    }
    /* step 10 */
    Property targetDesc = target.getOwnProperty(cx, propertyKey);
    /* steps 11-18 */
    return validateGetOwnProperty(cx, target, trapResultObj, targetDesc);
}