hono/dist/router/smart-router/router.js

Web framework built on Web Standards

// src/router/smart-router/router.ts
import { MESSAGE_MATCHER_IS_ALREADY_BUILT, UnsupportedPathError } from "../../router.js";
var SmartRouter = class {
  name = "SmartRouter";
  routers = [];
  routes = [];
  constructor(init) {
    Object.assign(this, init);
  }
  add(method, path, handler) {
    if (!this.routes) {
      throw new Error(MESSAGE_MATCHER_IS_ALREADY_BUILT);
    }
    this.routes.push([method, path, handler]);
  }
  match(method, path) {
    if (!this.routes) {
      throw new Error("Fatal error");
    }
    const { routers, routes } = this;
    const len = routers.length;
    let i = 0;
    let res;
    for (; i < len; i++) {
      const router = routers[i];
      try {
        routes.forEach((args) => {
          router.add(...args);
        });
        res = router.match(method, path);
      } catch (e) {
        if (e instanceof UnsupportedPathError) {
          continue;
        }
        throw e;
      }
      this.match = router.match.bind(router);
      this.routers = [router];
      this.routes = void 0;
      break;
    }
    if (i === len) {
      throw new Error("Fatal error");
    }
    this.name = `SmartRouter + ${this.activeRouter.name}`;
    return res;
  }
  get activeRouter() {
    if (this.routes || this.routers.length !== 1) {
      throw new Error("No active router has been determined yet.");
    }
    return this.routers[0];
  }
};
export {
  SmartRouter
};