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