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27 lines
409 B
JavaScript
27 lines
409 B
JavaScript
6 years ago
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'use strict';
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module.exports = function () {
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var lastLine = [''];
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function update(str) {
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var idx = str.lastIndexOf('\n');
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if (idx === -1) {
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lastLine.push(str);
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} else {
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lastLine = [str.substring(idx + 1)];
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}
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}
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function getLastLine() {
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if (lastLine.length > 1) {
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lastLine = [lastLine.join('')];
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}
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return lastLine[0];
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}
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return {
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update: update,
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lastLine: getLastLine
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};
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};
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