[webkit-dev] Adding read-only javascript properties via JavaScriptCore

Ryan Grimm grimm at xqdev.com
Tue Dec 1 14:01:44 PST 2009

Hi Geoff,

So I take it that I'm understanding the API correctly?  I'm currently using the WebKit framework bundled with the latest version of Safari.  Should I go ahead and file a bug report?


On Dec 1, 2009, at 12:28 PM, Geoffrey Garen wrote:

> Sounds like a bug.
> Geoff
> On Dec 1, 2009, at 11:10 AM, Ryan Grimm wrote:
>> Hi,
>> I'm using the JavaScriptCore (Mac) API to add some properties into the javascript environment and would like to make sure that these properties are read only from the javascript side.  From the looks of the API, I thought adding the properties with calls like this would do the trick:
>> JSObjectSetProperty(ctx, globalObject, propertyName, propertyValue, kJSPropertyAttributeDontDelete | kJSPropertyAttributeReadOnly, NULL);
>> The property gets added without any troubles but in javascript (and the Web Inspector) I can modify and delete the properties that I've added.  Am I I missing something or just reading the docs wrong?
>> Thanks.
>> --Ryan
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