mirror of https://github.com/tooot-app/app
36 lines
1.2 KiB
JavaScript
36 lines
1.2 KiB
JavaScript
/**
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* Date: 2015-10-05
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* Author: Kasper Søfren <soefritz@gmail.com> (https://github.com/kafoso)
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*
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* A truncation feature, where the ellipsis will be placed in the dead-center of the URL.
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*
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* @param {String} url A URL.
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* @param {Number} truncateLen The maximum length of the truncated output URL string.
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* @param {String} ellipsisChars The characters to place within the url, e.g. "..".
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* @return {String} The truncated URL.
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*/
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export function truncateMiddle(url, truncateLen, ellipsisChars) {
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if (url.length <= truncateLen) {
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return url;
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}
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var ellipsisLengthBeforeParsing;
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var ellipsisLength;
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if (ellipsisChars == null) {
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ellipsisChars = '…';
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ellipsisLengthBeforeParsing = 8;
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ellipsisLength = 3;
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}
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else {
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ellipsisLengthBeforeParsing = ellipsisChars.length;
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ellipsisLength = ellipsisChars.length;
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}
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var availableLength = truncateLen - ellipsisLength;
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var end = "";
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if (availableLength > 0) {
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end = url.substr((-1) * Math.floor(availableLength / 2));
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}
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return (url.substr(0, Math.ceil(availableLength / 2)) + ellipsisChars + end).substr(0, availableLength + ellipsisLengthBeforeParsing);
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}
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//# sourceMappingURL=truncate-middle.js.map
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