opentelemetry-node-bundler-plugin-utils

import { getOpenTelemetryInstrumentationList, getPackageJsonDependencies } from '@opentelemetry/node-bundler-plugin-utils'; import * as path from 'path'; import * as fs from 'fs'; interface PackageJson {dependencies?: Record<string, string>; devDependencies?: Record<string, string>;} async function simulateBundlerPluginLogic(projectRoot: string) { const packageJsonPath = path.join(projectRoot, 'package.json'); if (!fs.existsSync(packageJsonPath)) { console.error(`Error: package.json not found at ${packageJsonPath}`); return; } const packageJsonContent = fs.readFileSync(packageJsonPath, 'utf8'); const packageJson: PackageJson = JSON.parse(packageJsonContent); // Example 1: Get all dependencies from package.json const allDependencies = getPackageJsonDependencies(packageJson); console.log('Detected dependencies:', Object.keys(allDependencies)); // Example 2: Identify installed OpenTelemetry instrumentations // In a real scenario, this might involve more sophisticated path resolution const instrumentations = await getOpenTelemetryInstrumentationList(projectRoot); console.log('Detected OpenTelemetry Instrumentations:', instrumentations); if (instrumentations.length > 0) { console.log(` Bundler plugin would now configure/apply transformations for the following instrumentations: - ${instrumentations.join('\n - ')} `); } else { console.log('\nNo OpenTelemetry instrumentations detected for bundling.'); } } // To run this, create a dummy package.json in a 'test-project' directory // e.g., test-project/package.json with {"dependencies": {"@opentelemetry/instrumentation-http": "^0.30.0"}} // and run 'npm install' inside test-project. // Then execute this script, pointing to the test-project root. // For demonstration, we'll use current directory assuming it's a test project: simulateBundlerPluginLogic(process.cwd()).catch(console.error);