exports.resolve = (specifier, parentURL) => {
if (NativeModule.nonInternalExists(specifier)) {
return {
url: specifier,
format: 'builtin'
};
}
let url;
try {
url = search(specifier, parentURL);
} catch (e) {
if (e.message && e.message.startsWith('Cannot find module'))
e.code = 'MODULE_NOT_FOUND';
throw e;
}
if (url.protocol !== 'file:') {
throw new errors.Error('ERR_INVALID_PROTOCOL',
url.protocol, 'file:');
}
if (!preserveSymlinks) {
const real = realpathSync(internalURLModule.getPathFromURL(url), {
[internalFS.realpathCacheKey]: realpathCache
});
const old = url;
url = internalURLModule.getURLFromFilePath(real);
url.search = old.search;
url.hash = old.hash;
}
const ext = extname(url.pathname);
switch (ext) {
case '.mjs':
return { url: `${url}`, format: 'esm' };
case '.json':
return { url: `${url}`, format: 'json' };
case '.node':
return { url: `${url}`, format: 'addon' };
case '.js':
return { url: `${url}`, format: 'cjs' };
default:
throw new errors.Error('ERR_UNKNOWN_FILE_EXTENSION',
internalURLModule.getPathFromURL(url));
}
};
() => search('target', undefined),