lambda-live-debugger/dist/utils/findPackageJson.mjs

Debug Lambda functions locally like it is running in the cloud

import * as path from 'path';
import * as fs from 'fs/promises';
/**
 * Find the package.json file for a given code path
 * @param codePath
 * @returns
 */
export async function findPackageJson(codePath) {
    const handlerParsedPath = path.parse(codePath);
    const packageJsonRoot = await findAboveFolderWithAFile(handlerParsedPath.dir, 'package.json');
    const packageJsonPath = packageJsonRoot
        ? path.resolve(path.join(packageJsonRoot, 'package.json'))
        : undefined;
    return packageJsonPath;
}
/**
 * Find the nearest folder above with a given file
 * @param dir
 * @param file
 * @returns
 */
async function findAboveFolderWithAFile(dir, file) {
    if (dir === '/')
        return undefined;
    try {
        // Check if the file exists in the current directory
        await fs.access(path.join(dir, file));
        return dir;
    }
    catch {
        return findAboveFolderWithAFile(path.resolve(path.join(dir, '..')), file);
    }
}