epd/dist/doctor.js

Enhanced peer dependency resolution for npm, yarn, and pnpm

import { existsSync } from 'fs';
export async function runHealthCheck(packageJson) {
    const checks = [];
    // Check Node.js version
    try {
        const nodeVersion = process.version;
        const engines = packageJson.engines?.node;
        checks.push({
            name: 'Node.js Version',
            status: engines ? 'pass' : 'warn',
            message: engines ? `${nodeVersion} (matches ${engines})` : `${nodeVersion} (no engine constraint)`
        });
    }
    catch (e) {
        checks.push({
            name: 'Node.js Version',
            status: 'fail',
            message: 'Could not detect Node.js version'
        });
    }
    // Check lockfile consistency
    const hasPackageLock = existsSync('package-lock.json');
    const hasYarnLock = existsSync('yarn.lock');
    const hasPnpmLock = existsSync('pnpm-lock.yaml');
    const lockCount = [hasPackageLock, hasYarnLock, hasPnpmLock].filter(Boolean).length;
    checks.push({
        name: 'Lockfile Consistency',
        status: lockCount === 1 ? 'pass' : lockCount > 1 ? 'warn' : 'fail',
        message: lockCount === 1 ? 'Single lockfile found' :
            lockCount > 1 ? 'Multiple lockfiles detected' : 'No lockfile found'
    });
    // Check for duplicate dependencies
    const deps = { ...packageJson.dependencies, ...packageJson.devDependencies };
    const duplicates = Object.keys(packageJson.dependencies || {})
        .filter(dep => packageJson.devDependencies?.[dep]);
    checks.push({
        name: 'Duplicate Dependencies',
        status: duplicates.length === 0 ? 'pass' : 'warn',
        message: duplicates.length === 0 ? 'No duplicates found' :
            `Found ${duplicates.length} duplicates: ${duplicates.join(', ')}`
    });
    return checks;
}
export function generateHealthReport(checks) {
    console.log('\n🏥 Project Health Report:');
    checks.forEach(check => {
        const icon = check.status === 'pass' ? '✅' :
            check.status === 'warn' ? '⚠️' : '❌';
        console.log(`${icon} ${check.name}: ${check.message}`);
    });
    const summary = checks.reduce((acc, check) => {
        acc[check.status]++;
        return acc;
    }, { pass: 0, warn: 0, fail: 0 });
    console.log(`\nSummary: ${summary.pass} passed, ${summary.warn} warnings, ${summary.fail} failed`);
}
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