install-module-linked/dist/esm/lib/renameWithFallback.js

Installs and symlinks a module into node_modules

import fs from 'fs';
export default function renameWithFallback(src, dest, callback) {
    fs.rename(src, dest, (err)=>{
        if (!err) return callback();
        // Another process may have already created dest - check if it exists
        // On Windows, concurrent renames to the same destination throw EPERM
        if (err.code === 'EEXIST' || err.code === 'ENOTEMPTY' || err.code === 'EPERM') {
            fs.stat(dest, (statErr)=>{
                if (!statErr) return callback(); // dest exists, race was won by another process
                callback(err); // dest doesn't exist, actual error
            });
            return;
        }
        callback(err);
    });
}