[Project_owners] ALERT: Do you use mozIJSSubScriptLoader?

Eric H. Jung eric.jung at yahoo.com
Wed Mar 19 13:21:10 PDT 2008

If you use code like this to dynamically load JS files at runtime:
var loader = Components.classes["@mozilla.org/moz/jssubscript-loader;1"]
loader.loadSubScript("file:///foo.js", obj)your code will not work with FF 3.0 as of the 18 March 2008 nightly build.

Going forward, mozIJSSubScriptLoader only works with chrome: scheme URLs. This will be in FF 3.0b5, and there is talk to backport it to 1.8 (Firefox Needless to say, this has broken a lot of extensions. Heads-up if yours is one of them.

Read more at Mark's blog post: http://starkravingfinkle.org/blog/2008/03/extension-developers-breaking-news-part-2/
or discuss at irc.mozilla.org#extdev

Eric Jung

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