'use strict';
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module.exports = function join(glue, finalGlue) {
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var collection = this.values();
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if (finalGlue === undefined) {
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return collection.implode(glue);
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}
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var count = collection.count();
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if (count === 0) {
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return '';
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}
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if (count === 1) {
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return collection.last();
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}
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var finalItem = collection.pop();
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return collection.implode(glue) + finalGlue + finalItem;
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};
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