site_opytex/theme/node_modules/liftoff/lib/find_config.js

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const fs = require('fs');
const path = require('path');
const fileSearch = require('./file_search');
module.exports = function (opts) {
opts = opts || {};
var configNameSearch = opts.configNameSearch;
var configPath = opts.configPath;
var searchPaths = opts.searchPaths;
// only search for a config if a path to one wasn't explicitly provided
if (!configPath) {
if (!Array.isArray(searchPaths)) {
throw new Error('Please provide an array of paths to search for config in.');
}
if (!configNameSearch) {
throw new Error('Please provide a configNameSearch.');
}
configPath = fileSearch(configNameSearch, searchPaths);
}
// confirm the configPath exists and return an absolute path to it
if (fs.existsSync(configPath)) {
return path.resolve(configPath);
}
return null;
};