Intlayer

/** * Compare two semver-like version strings (e.g. "15.10.4" vs "15.3.5"). * * @param version1 - first version string * @param version2 - second version string * @param comparison - type of comparison: 'gt', 'lt', 'eq', 'gte', 'lte' * @returns boolean indicating if version1 meets the specified comparison condition vs version2 */ export const compareVersions = ( version1: string, comparison: '>' | '<' | '=' | '≥' | '≤', version2: string ): boolean => { const v1Parts = version1.split('.').map(Number); const v2Parts = version2.split('.').map(Number); const maxLen = Math.max(v1Parts.length, v2Parts.length); // Compute a basic -1, 0, or 1 comparison let result = 0; for (let i = 0; i < maxLen; i++) { const part1 = v1Parts[i] || 0; const part2 = v2Parts[i] || 0; if (part1 > part2) { result = 1; break; } else if (part1 < part2) { result = -1; break; } } switch (comparison) { case '>': return result === 1; case '<': return result === -1; case '=': return result === 0; case '≥': return result === 0 || result === 1; case '≤': return result === 0 || result === -1; } };