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/home/yanggyein/yanggyein/yang_ai/node_modules/string-width/index.js
'use strict'; const stripAnsi = require('strip-ansi'); const isFullwidthCodePoint = require('is-fullwidth-code-point'); module.exports = str => { if (typeof str !== 'string' || str.length === 0) { return 0; } str = stripAnsi(str); let width = 0; for (let i = 0; i < str.length; i++) { const code = str.codePointAt(i); // Ignore control characters if (code <= 0x1F || (code >= 0x7F && code <= 0x9F)) { continue; } // Ignore combining characters if (code >= 0x300 && code <= 0x36F) { continue; } // Surrogates if (code > 0xFFFF) { i++; } width += isFullwidthCodePoint(code) ? 2 : 1; } return width; };