Composer Package README MCP Server

import { PackagistVersionInfo } from '../types/index.js'; export class VersionResolver { static resolveVersion( packageVersions: Record<string, PackagistVersionInfo> | null | undefined, requestedVersion: string ): string { if (requestedVersion !== 'latest' && requestedVersion !== 'dev-master') { return requestedVersion; } if (!packageVersions) { return requestedVersion === 'latest' ? 'dev-master' : requestedVersion; } const versions = Object.keys(packageVersions); if (requestedVersion === 'dev-master') { return versions.includes('dev-master') ? 'dev-master' : (this.getLatestStableVersion(versions) || 'dev-master'); } // For 'latest', prefer stable version over dev-master if (versions.includes('dev-master') && requestedVersion === 'latest') { const latestStable = this.getLatestStableVersion(versions); return latestStable || 'dev-master'; } const latestStable = this.getLatestStableVersion(versions); return latestStable || versions[0] || 'dev-master'; } private static getLatestStableVersion(versions: string[]): string | null { const stableVersions = this.filterStableVersions(versions); if (stableVersions.length === 0) { return null; } return this.sortVersionsDescending(stableVersions)[0] || null; } private static filterStableVersions(versions: string[]): string[] { return versions.filter(v => !v.startsWith('dev-') && !v.includes('alpha') && !v.includes('beta') && !v.includes('rc') ); } private static sortVersionsDescending(versions: string[]): string[] { return versions.sort((a, b) => { const aNum = this.parseVersion(a); const bNum = this.parseVersion(b); for (let i = 0; i < Math.max(aNum.length, bNum.length); i++) { const diff = (bNum[i] || 0) - (aNum[i] || 0); if (diff !== 0) return diff; } return 0; }); } private static parseVersion(version: string): number[] { return version .replace(/^v/, '') .split('.') .map(n => parseInt(n) || 0); } }