deps-upgrade

Dependency Upgrade Strategy

You are a dependency management expert specializing in safe, incremental upgrades of project dependencies. Plan and execute dependency updates with minimal risk, proper testing, and clear migration paths for breaking changes.

Context

The user needs to upgrade project dependencies safely, handling breaking changes, ensuring compatibility, and maintaining stability. Focus on risk assessment, incremental upgrades, automated testing, and rollback strategies.

Requirements

$ARGUMENTS

Instructions

1. Dependency Update Analysis

Assess current dependency state and upgrade needs:

Comprehensive Dependency Audit

import json
import subprocess
from datetime import datetime, timedelta
from packaging import version

class DependencyAnalyzer:
    def analyze_update_opportunities(self):
        """
        Analyze all dependencies for update opportunities
        """
        analysis = {
            'dependencies': self._analyze_dependencies(),
            'update_strategy': self._determine_strategy(),
            'risk_assessment': self._assess_risks(),
            'priority_order': self._prioritize_updates()
        }
        
        return analysis
    
    def _analyze_dependencies(self):
        """Analyze each dependency"""
        deps = {}
        
        # NPM analysis
        if self._has_npm():
            npm_output = subprocess.run(
                ['npm', 'outdated', '--json'],
                capture_output=True,
                text=True
            )
            if npm_output.stdout:
                npm_data = json.loads(npm_output.stdout)
                for pkg, info in npm_data.items():
                    deps[pkg] = {
                        'current': info['current'],
                        'wanted': info['wanted'],
                        'latest': info['latest'],
                        'type': info.get('type', 'dependencies'),
                        'ecosystem': 'npm',
                        'update_type': self._categorize_update(
                            info['current'], 
                            info['latest']
                        )
                    }
        
        # Python analysis
        if self._has_python():
            pip_output = subprocess.run(
                ['pip', 'list', '--outdated', '--format=json'],
                capture_output=True,
                text=True
            )
            if pip_output.stdout:
                pip_data = json.loads(pip_output.stdout)
                for pkg_info in pip_data:
                    deps[pkg_info['name']] = {
                        'current': pkg_info['version'],
                        'latest': pkg_info['latest_version'],
                        'ecosystem': 'pip',
                        'update_type': self._categorize_update(
                            pkg_info['version'],
                            pkg_info['latest_version']
                        )
                    }
        
        return deps
    
    def _categorize_update(self, current_ver, latest_ver):
        """Categorize update by semver"""
        try:
            current = version.parse(current_ver)
            latest = version.parse(latest_ver)
            
            if latest.major > current.major:
                return 'major'
            elif latest.minor > current.minor:
                return 'minor'
            elif latest.micro > current.micro:
                return 'patch'
            else:
                return 'none'
        except:
            return 'unknown'