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setup-python/node_modules/prompts/lib/util/clear.js
Danny McCormick 39c08a0eaa Initial pass
2019-06-26 21:12:00 -04:00

19 lines
513 B
JavaScript

'use strict';
const strip = require('./strip');
const { erase, cursor } = require('sisteransi');
const width = str => [...strip(str)].length;
module.exports = function(prompt, perLine = process.stdout.columns) {
if (!perLine) return erase.line + cursor.to(0);
let rows = 0;
const lines = prompt.split(/\r?\n/);
for (let line of lines) {
rows += 1 + Math.floor(Math.max(width(line) - 1, 0) / perLine);
}
return (erase.line + cursor.prevLine()).repeat(rows - 1) + erase.line + cursor.to(0);
};