新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本(使用虚拟环境) - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
safe-regex-test 
Give a regex, get a robust predicate function that tests it against a string. This will work even if RegExp.prototype is altered later.
Getting started
npm install --save safe-regex-test
Usage/Examples
var regexTester = require('safe-regex-test');
var assert = require('assert');
var tester = regexTester('a');
assert.ok(tester('a'));
assert.notOk(tester('b'));
Tests
Simply clone the repo, npm install, and run npm test
