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Fix for getting global context in recent Firefox and Thunderbird #664

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Fix for getting global context in recent Firefox and Thunderbird #664

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9 changes: 7 additions & 2 deletions lib/core.js
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Original file line number Diff line number Diff line change
Expand Up @@ -50,8 +50,13 @@ var DefaultChainable = getNewChainableClass('Chainable');
function getGlobal() {
// Get global context by keyword here to avoid issues with libraries
// that can potentially alter this script's context object.
return testGlobal(typeof global !== 'undefined' && global) ||
testGlobal(typeof window !== 'undefined' && window);
var ret = testGlobal(typeof global !== 'undefined' && global) ||
testGlobal(typeof window !== 'undefined' && window);
if (ret) return ret;
// Firefox / Thunderbird specific
if (typeof Cu != 'undefined' && typeof Cu.getGlobalForObject != 'undefined')
ret = testGlobal(Cu.getGlobalForObject(getGlobal));
return ret;
}

function testGlobal(obj) {
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