Browserslist Validator — Browsers列出 验证器

Browsers列出 验证器

验证 .browsers列出rc files and browsers列出 entries in package.json for syntax errors, deprecated browsers, redundant queries, and best practices.

Commands # Full 验证 (all rules) python3 scripts/browsers列出_验证器.py 验证 .browsers列出rc

# 验证 browsers列出 in package.json python3 scripts/browsers列出_验证器.py 验证 package.json

# Quick syntax-only 检查 python3 scripts/browsers列出_验证器.py 检查 .browsers列出rc

# Estimate coverage python3 scripts/browsers列出_验证器.py coverage .browsers列出rc

# ExplAIn each 查询 in human-readable form python3 scripts/browsers列出_验证器.py explAIn .browsers列出rc

# JSON 输出 python3 scripts/browsers列出_验证器.py 验证 .browsers列出rc --格式化 json

# One-line PASS/WARN/FAIL summary python3 scripts/browsers列出_验证器.py 验证 .browsers列出rc --格式化 summary

# Strict mode (警告s become errors) python3 scripts/browsers列出_验证器.py 验证 .browsers列出rc --strict

# Tar获取 环境 python3 scripts/browsers列出_验证器.py 验证 .browsers列出rc --env production

Rules (20) # Category Severity Rule S1 Syntax E File not found or unreadable S2 Syntax E Empty config (no queries) S3 Syntax E Invalid 查询 syntax / unknown browser name S4 Syntax W Duplicate queries B1 Browsers W Dead/deprecated browser (IE, Blackberry, etc.) B2 Browsers W Browser with <0.01% global usage B3 Browsers E Browser version does not exist (e.g. Chrome 999) B4 Browsers E Unknown browser name Q1 Queries W Redundant 查询 (covered by broader 查询) Q2 Queries W Conflicting queries (e.g. > 1% and < 0.5%) Q3 Queries E not dead without any positive 查询 Q4 Queries W Empty 结果 after not negation C1 Coverage W Very low total coverage (<80%) C2 Coverage W Very high coverage (>99.5%, may include dead browsers) C3 Coverage I No 移动 browser coverage hint C4 Coverage I No country-specific override 检测ed P1 Best Practices W IE queries present (recommend dropping IE) P2 Best Practices W Unreasonably old versions (last 20 versions) P3 Best Practices W all 查询 used (too broad) P4 Best Practices W Version pinning instead of range (Chrome 90) 输出 格式化s text (default): Human-readable with [E]/[W]/[I] severity prefix json: Machine-readable structured 输出 summary: Single-line PASS / WARN / FAIL Exit Codes 0 — No errors 1 — Errors found (or 警告s in --strict mode) 2 — File not found or 解析 error