export default function merge() {
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var obj = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
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var defaults = arguments.length > 1 ? arguments[1] : undefined;
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for (var key in defaults) {
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if (typeof obj[key] === 'undefined') {
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obj[key] = defaults[key];
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}
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}
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return obj;
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}
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