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13 lines
262 B
JavaScript
13 lines
262 B
JavaScript
'use strict';
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exports.prune = function(str, length) {
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var result = '',
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words = str.split(' ');
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do {
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result += words.shift() + ' ';
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} while (words.length && result.length < length);
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return result.replace(/ $/, result.length <= length ? '' : '...');
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};
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