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tweaking invoke implementation

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Jeremy Ashkenas
2011-04-15 17:00:37 -04:00
parent 8f67aa3f18 3f512c2495
commit 3df562f07e
2 changed files with 8 additions and 1 deletions
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7
test/collections.js
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@@ -154,6 +154,13 @@ $(document).ready(function() {
equals(result[1].join(', '), '1, 2, 3', 'second array sorted');
});
test('collections: invoke w/ function reference', function() {
var list = [[5, 1, 7], [3, 2, 1]];
var result = _.invoke(list, Array.prototype.sort);
equals(result[0].join(', '), '1, 5, 7', 'first array sorted');
equals(result[1].join(', '), '1, 2, 3', 'second array sorted');
});
test('collections: pluck', function() {
var people = [{name : 'moe', age : 30}, {name : 'curly', age : 50}];
equals(_.pluck(people, 'name').join(', '), 'moe, curly', 'pulls names out of objects');

2
underscore.js
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@@ -208,7 +208,7 @@
_.invoke = function(obj, method) {
var args = slice.call(arguments, 2);
return _.map(obj, function(value) {
return (method ? value[method] : value).apply(value, args);
return (method.call ? method || value : value[method]).apply(value, args);
});
};