SC.Response and JSON
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> SproutCore’s `SC.Response` was [recently rewritten](http://github.com/sproutit/sproutcore/commit/3ac172b2559e85a0a7c8a260fcf5f1dab2de9773) and I [patched](http://github.com/sproutit/sproutcore/commit/d380ed008e0cd42b6b05e21a179a4de390550c1d) it to avoid an exception to be thrown when a malformed JSON string was parsed. The standard way to write you data source `didFetch` method is now:
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> didFetch: function(response, params) {
> var results;
> if (SC.ok(response) && SC.ok(results = response.get('body'))) {
> ...
> } else {
> store.dataSourceDidErrorQuery(query);
> }
> }
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