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backend/node_modules/hono/dist/router/pattern-router/router.js

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+// src/router/pattern-router/router.ts
+import { METHOD_NAME_ALL, UnsupportedPathError } from "../../router.js";
+var emptyParams = /* @__PURE__ */ Object.create(null);
+var PatternRouter = class {
+  name = "PatternRouter";
+  #routes = [];
+  add(method, path, handler) {
+    const endsWithWildcard = path.at(-1) === "*";
+    if (endsWithWildcard) {
+      path = path.slice(0, -2);
+    }
+    if (path.at(-1) === "?") {
+      path = path.slice(0, -1);
+      this.add(method, path.replace(/\/[^/]+$/, ""), handler);
+    }
+    const parts = (path.match(/\/?(:\w+(?:{(?:(?:{[\d,]+})|[^}])+})?)|\/?[^\/\?]+/g) || []).map(
+      (part) => {
+        const match = part.match(/^\/:([^{]+)(?:{(.*)})?/);
+        return match ? `/(?<${match[1]}>${match[2] || "[^/]+"})` : part === "/*" ? "/[^/]+" : part.replace(/[.\\+*[^\]$()]/g, "\\$&");
+      }
+    );
+    try {
+      this.#routes.push([
+        new RegExp(`^${parts.join("")}${endsWithWildcard ? "" : "/?$"}`),
+        method,
+        handler
+      ]);
+    } catch {
+      throw new UnsupportedPathError();
+    }
+  }
+  match(method, path) {
+    const handlers = [];
+    for (let i = 0, len = this.#routes.length; i < len; i++) {
+      const [pattern, routeMethod, handler] = this.#routes[i];
+      if (routeMethod === method || routeMethod === METHOD_NAME_ALL) {
+        const match = pattern.exec(path);
+        if (match) {
+          handlers.push([handler, match.groups || emptyParams]);
+        }
+      }
+    }
+    return [handlers];
+  }
+};
+export {
+  PatternRouter
+};