const { EOL } = require('os') const getFirstRegexpMatchOrDefault = (text, regexp, defaultValue) => { regexp.lastIndex = 0 // https://stackoverflow.com/a/11477448/4536543 let match = regexp.exec(text) if (match !== null) { return match[1] } else { return defaultValue } } const DEFAULT_INDENT = ' ' const INDENT_REGEXP = /^([ \t]+)[^\s]/m module.exports.detectIndent = text => getFirstRegexpMatchOrDefault(text, INDENT_REGEXP, DEFAULT_INDENT) module.exports.DEFAULT_INDENT = DEFAULT_INDENT const DEFAULT_EOL = EOL const EOL_REGEXP = /(\r\n|\n|\r)/g module.exports.detectEOL = text => getFirstRegexpMatchOrDefault(text, EOL_REGEXP, DEFAULT_EOL) module.exports.DEFAULT_EOL = DEFAULT_EOL