FM / reg-exp-router

/opt/canhelp/node_modules/hono/dist/cjs/router/reg-exp-router/

/opt/canhelp/node_modules/hono/dist/cjs/router/reg-exp-router

Name	Size	Mode	Actions
index.js	1446	0644	edit dl rm
matcher.js	1663	0644	edit dl rm
node.js	4381	0644	edit dl rm
prepared-router.js	5438	0644	edit dl rm
router.js	7677	0644	edit dl rm
trie.js	2640	0644	edit dl rm

Edit: /opt/canhelp/node_modules/hono/dist/cjs/router/reg-exp-router/router.js (7677B)

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
var router_exports = {};
__export(router_exports, {
  RegExpRouter: () => RegExpRouter
});
module.exports = __toCommonJS(router_exports);
var import_router = require("../../router");
var import_url = require("../../utils/url");
var import_matcher = require("./matcher");
var import_node = require("./node");
var import_trie = require("./trie");
const nullMatcher = [/^$/, [], /* @__PURE__ */ Object.create(null)];
let wildcardRegExpCache = /* @__PURE__ */ Object.create(null);
function buildWildcardRegExp(path) {
  return wildcardRegExpCache[path] ??= new RegExp(
    path === "*" ? "" : `^${path.replace(
      /\/\*$|([.\\+*[^\]$()])/g,
      (_, metaChar) => metaChar ? `\\${metaChar}` : "(?:|/.*)"
    )}$`
  );
}
function clearWildcardRegExpCache() {
  wildcardRegExpCache = /* @__PURE__ */ Object.create(null);
}
function buildMatcherFromPreprocessedRoutes(routes) {
  const trie = new import_trie.Trie();
  const handlerData = [];
  if (routes.length === 0) {
    return nullMatcher;
  }
  const routesWithStaticPathFlag = routes.map(
    (route) => [!/\*|\/:/.test(route[0]), ...route]
  ).sort(
    ([isStaticA, pathA], [isStaticB, pathB]) => isStaticA ? 1 : isStaticB ? -1 : pathA.length - pathB.length
  );
  const staticMap = /* @__PURE__ */ Object.create(null);
  for (let i = 0, j = -1, len = routesWithStaticPathFlag.length; i < len; i++) {
    const [pathErrorCheckOnly, path, handlers] = routesWithStaticPathFlag[i];
    if (pathErrorCheckOnly) {
      staticMap[path] = [handlers.map(([h]) => [h, /* @__PURE__ */ Object.create(null)]), import_matcher.emptyParam];
    } else {
      j++;
    }
    let paramAssoc;
    try {
      paramAssoc = trie.insert(path, j, pathErrorCheckOnly);
    } catch (e) {
      throw e === import_node.PATH_ERROR ? new import_router.UnsupportedPathError(path) : e;
    }
    if (pathErrorCheckOnly) {
      continue;
    }
    handlerData[j] = handlers.map(([h, paramCount]) => {
      const paramIndexMap = /* @__PURE__ */ Object.create(null);
      paramCount -= 1;
      for (; paramCount >= 0; paramCount--) {
        const [key, value] = paramAssoc[paramCount];
        paramIndexMap[key] = value;
      }
      return [h, paramIndexMap];
    });
  }
  const [regexp, indexReplacementMap, paramReplacementMap] = trie.buildRegExp();
  for (let i = 0, len = handlerData.length; i < len; i++) {
    for (let j = 0, len2 = handlerData[i].length; j < len2; j++) {
      const map = handlerData[i][j]?.[1];
      if (!map) {
        continue;
      }
      const keys = Object.keys(map);
      for (let k = 0, len3 = keys.length; k < len3; k++) {
        map[keys[k]] = paramReplacementMap[map[keys[k]]];
      }
    }
  }
  const handlerMap = [];
  for (const i in indexReplacementMap) {
    handlerMap[i] = handlerData[indexReplacementMap[i]];
  }
  return [regexp, handlerMap, staticMap];
}
function findMiddleware(middleware, path) {
  if (!middleware) {
    return void 0;
  }
  for (const k of Object.keys(middleware).sort((a, b) => b.length - a.length)) {
    if (buildWildcardRegExp(k).test(path)) {
      return [...middleware[k]];
    }
  }
  return void 0;
}
class RegExpRouter {
  name = "RegExpRouter";
  #middleware;
  #routes;
  constructor() {
    this.#middleware = { [import_router.METHOD_NAME_ALL]: /* @__PURE__ */ Object.create(null) };
    this.#routes = { [import_router.METHOD_NAME_ALL]: /* @__PURE__ */ Object.create(null) };
  }
  add(method, path, handler) {
    const middleware = this.#middleware;
    const routes = this.#routes;
    if (!middleware || !routes) {
      throw new Error(import_router.MESSAGE_MATCHER_IS_ALREADY_BUILT);
    }
    if (!middleware[method]) {
      ;
      [middleware, routes].forEach((handlerMap) => {
        handlerMap[method] = /* @__PURE__ */ Object.create(null);
        Object.keys(handlerMap[import_router.METHOD_NAME_ALL]).forEach((p) => {
          handlerMap[method][p] = [...handlerMap[import_router.METHOD_NAME_ALL][p]];
        });
      });
    }
    if (path === "/*") {
      path = "*";
    }
    const paramCount = (path.match(/\/:/g) || []).length;
    if (/\*$/.test(path)) {
      const re = buildWildcardRegExp(path);
      if (method === import_router.METHOD_NAME_ALL) {
        Object.keys(middleware).forEach((m) => {
          middleware[m][path] ||= findMiddleware(middleware[m], path) || findMiddleware(middleware[import_router.METHOD_NAME_ALL], path) || [];
        });
      } else {
        middleware[method][path] ||= findMiddleware(middleware[method], path) || findMiddleware(middleware[import_router.METHOD_NAME_ALL], path) || [];
      }
      Object.keys(middleware).forEach((m) => {
        if (method === import_router.METHOD_NAME_ALL || method === m) {
          Object.keys(middleware[m]).forEach((p) => {
            re.test(p) && middleware[m][p].push([handler, paramCount]);
          });
        }
      });
      Object.keys(routes).forEach((m) => {
        if (method === import_router.METHOD_NAME_ALL || method === m) {
          Object.keys(routes[m]).forEach(
            (p) => re.test(p) && routes[m][p].push([handler, paramCount])
          );
        }
      });
      return;
    }
    const paths = (0, import_url.checkOptionalParameter)(path) || [path];
    for (let i = 0, len = paths.length; i < len; i++) {
      const path2 = paths[i];
      Object.keys(routes).forEach((m) => {
        if (method === import_router.METHOD_NAME_ALL || method === m) {
          routes[m][path2] ||= [
            ...findMiddleware(middleware[m], path2) || findMiddleware(middleware[import_router.METHOD_NAME_ALL], path2) || []
          ];
          routes[m][path2].push([handler, paramCount - len + i + 1]);
        }
      });
    }
  }
  match = import_matcher.match;
  buildAllMatchers() {
    const matchers = /* @__PURE__ */ Object.create(null);
    Object.keys(this.#routes).concat(Object.keys(this.#middleware)).forEach((method) => {
      matchers[method] ||= this.#buildMatcher(method);
    });
    this.#middleware = this.#routes = void 0;
    clearWildcardRegExpCache();
    return matchers;
  }
  #buildMatcher(method) {
    const routes = [];
    let hasOwnRoute = method === import_router.METHOD_NAME_ALL;
    [this.#middleware, this.#routes].forEach((r) => {
      const ownRoute = r[method] ? Object.keys(r[method]).map((path) => [path, r[method][path]]) : [];
      if (ownRoute.length !== 0) {
        hasOwnRoute ||= true;
        routes.push(...ownRoute);
      } else if (method !== import_router.METHOD_NAME_ALL) {
        routes.push(
          ...Object.keys(r[import_router.METHOD_NAME_ALL]).map((path) => [path, r[import_router.METHOD_NAME_ALL][path]])
        );
      }
    });
    if (!hasOwnRoute) {
      return null;
    } else {
      return buildMatcherFromPreprocessedRoutes(routes);
    }
  }
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  RegExpRouter
});

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