lename) { const { getOptionValue } = require('internal/options'); let isModule = false; if (filename === '[stdin]' || filename === '[eval]') { isModule = getOptionValue('--input-type') === 'module'; } else { const { defaultResolve } = require('internal/modules/esm/resolve'); const { defaultGetFormat } = require('internal/modules/esm/get_format'); const { url } = await defaultResolve(pathToFileURL(filename).toString()); const format = await defaultGetFormat(url); isModule = format === 'module'; } if (isModule) { const { ModuleWrap } = internalBinding('module_wrap'); new ModuleWrap(filename, undefined, source, 0, 0); return; } wrapSafe(filename, source); }