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18 lines
475 B
18 lines
475 B
3 years ago
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var _cb = require('./_cb.js');
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var each = require('./each.js');
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// An internal function used for aggregate "group by" operations.
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function group(behavior, partition) {
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return function(obj, iteratee, context) {
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var result = partition ? [[], []] : {};
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iteratee = _cb(iteratee, context);
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each(obj, function(value, index) {
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var key = iteratee(value, index, obj);
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behavior(result, value, key);
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});
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return result;
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};
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}
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module.exports = group;
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