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- // by jussi-kalliokoski
- // This test is asynchronous. Watch out.
- // The test will potentially add garbage to console.
- (function(){
- try {
- // we're avoiding using Modernizr._domPrefixes as the prefix capitalization on
- // these guys are notoriously peculiar.
- var BlobBuilder = window.MozBlobBuilder || window.WebKitBlobBuilder || window.MSBlobBuilder || window.OBlobBuilder || window.BlobBuilder,
- URL = window.MozURL || window.webkitURL || window.MSURL || window.OURL || window.URL;
- var data = 'Modernizr',
- bb = new BlobBuilder();
- bb.append('this.onmessage=function(e){postMessage(e.data)}');
- var url = URL.createObjectURL(bb.getBlob()),
- worker = new Worker(url);
- bb = null;
- worker.onmessage = function(e) {
- worker.terminate();
- URL.revokeObjectURL(url);
- Modernizr.addTest('blobworkers', data === e.data);
- worker = null;
- };
- // Just in case...
- worker.onerror = function() {
- Modernizr.addTest('blobworkers', false);
- worker = null;
- };
- setTimeout(function() {
- Modernizr.addTest('blobworkers', false);
- }, 200);
- worker.postMessage(data);
- } catch (e) {
- Modernizr.addTest('blobworkers', false);
- }
- }());
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