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"use strict";
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module.exports = function normalizeString(string) {
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if (string == null) {
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return null;
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} else {
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let trimmed = string.trim();
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if (trimmed.length === 0) {
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return null;
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} else {
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return trimmed
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.replace(/\s+/g, " ");
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}
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}
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};
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