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26 lines
625 B
JavaScript
26 lines
625 B
JavaScript
/**
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* react-loadable-ssr-addon
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* @author Marcos Gonçalves <contact@themgoncalves.com>
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* @version 1.0.1
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*/
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/**
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* Get file extension
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* @method getFileExtension
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* @static
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* @param {string} filename - File name
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* @returns {string} - File extension
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*/
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function getFileExtension(filename) {
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if (!filename || typeof filename !== 'string') { return ''; }
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const fileExtRegex = /\.\w{2,4}\.(?:map|gz)$|\.\w+$/i;
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const name = filename.split(/[?#]/)[0]; // eslint-disable-line prefer-destructuring
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const ext = name.match(fileExtRegex);
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return ext && ext.length ? ext[0] : '';
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}
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export default getFileExtension;
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