修复路径中存在特殊符号的问题

src/router.ts

@@ -128,6 +128,8 @@ export class KoaRouter {
 		const res = pathname.matchAll(/\{([a-zA-Z][a-zA-Z0-9_]*)(:([a-zA-Z][a-zA-Z0-9_]*))?\}/g);
 		const parsers: IKoaRouteConfig["parsers"] = {};
 
+		const resolveRegexp = (str: string) => str.replace(/\\/g, "\\\\").replace(/\./g, "\\.")
+
 		//处理参数，并生成正则表达式
 		const regexpItems: string[] = [];
 		let offset = 0;
@@ -135,7 +137,7 @@ export class KoaRouter {
 			const name = match[1];
 			const type = match[3];
 			//放入路由前部分
-			regexpItems.push(pathname.slice(offset, match.index));
+			regexpItems.push(resolveRegexp(pathname.slice(offset, match.index)));
 
 			//放入路由参数部分
 			if (type) {
@@ -150,7 +152,7 @@ export class KoaRouter {
 		}
 
 		//基础正则表达式
-		let regexpStr = "^" + regexpItems.join("") + pathname.slice(offset);
+		let regexpStr = "^" + regexpItems.join("") + resolveRegexp(pathname.slice(offset));
 
 		//严格模式
 		if (option?.strict ?? true) regexpStr += "$";