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@@ -1603,6 +1603,19 @@ fn: function (aNumber) {
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source: unescape('valueWithInterval%3A%20aNumber%0A%09%5E%7B%27return%20setInterval%28self%2C%20aNumber%29%27%7D')}),
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smalltalk.BlockClosure);
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+smalltalk.addMethod(
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+'_ensure_',
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+smalltalk.method({
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+selector: 'ensure:',
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+category: 'evaluating',
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+fn: function (aBlock) {
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+ var self = this;
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+ (function () {var success = true;try {self();} catch (e) {success = false;aBlock();throw e;}if (success) {aBlock();}}());
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+ return self;
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+},
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+source: unescape('ensure%3A%20aBlock%0A%09%22Evaluate%20a%20termination%20block%20after%20evaluating%20the%20receiver%2C%20regardless%20of%0A%09%20whether%20the%20receiver%27s%20evaluation%20completes.%22%0A%09%7B%27%0A%09%09var%20success%20%3D%20true%3B%0A%09%09try%7Bself%28%29%7D%20catch%28e%29%20%7B%0A%09%09%09success%20%3D%20false%3B%0A%09%09%09aBlock%28%29%3B%0A%09%09%09throw%28e%29%7D%0A%09%09if%28success%29%7BaBlock%28%29%7D%0A%09%27%7D')}),
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+smalltalk.BlockClosure);
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+
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smalltalk.addClass('Boolean', smalltalk.Object, [], 'Kernel');
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