one-link/node_modules/hono/dist/router/linear-router/router.js

117 lines
4.4 KiB
JavaScript

// src/router/linear-router/router.ts
import { METHOD_NAME_ALL, UnsupportedPathError } from "../../router.js";
import { checkOptionalParameter } from "../../utils/url.js";
var emptyParams = /* @__PURE__ */ Object.create(null);
var splitPathRe = /\/(:\w+(?:{(?:(?:{[\d,]+})|[^}])+})?)|\/[^\/\?]+|(\?)/g;
var splitByStarRe = /\*/;
var LinearRouter = class {
name = "LinearRouter";
routes = [];
add(method, path, handler) {
;
(checkOptionalParameter(path) || [path]).forEach((p) => {
this.routes.push([method, p, handler]);
});
}
match(method, path) {
const handlers = [];
ROUTES_LOOP:
for (let i = 0, len = this.routes.length; i < len; i++) {
const [routeMethod, routePath, handler] = this.routes[i];
if (routeMethod !== method && routeMethod !== METHOD_NAME_ALL) {
continue;
}
if (routePath === "*" || routePath === "/*") {
handlers.push([handler, emptyParams]);
continue;
}
const hasStar = routePath.indexOf("*") !== -1;
const hasLabel = routePath.indexOf(":") !== -1;
if (!hasStar && !hasLabel) {
if (routePath === path || routePath + "/" === path) {
handlers.push([handler, emptyParams]);
}
} else if (hasStar && !hasLabel) {
const endsWithStar = routePath.charCodeAt(routePath.length - 1) === 42;
const parts = (endsWithStar ? routePath.slice(0, -2) : routePath).split(splitByStarRe);
const lastIndex = parts.length - 1;
for (let j = 0, pos = 0, len2 = parts.length; j < len2; j++) {
const part = parts[j];
const index = path.indexOf(part, pos);
if (index !== pos) {
continue ROUTES_LOOP;
}
pos += part.length;
if (j === lastIndex) {
if (!endsWithStar && pos !== path.length && !(pos === path.length - 1 && path.charCodeAt(pos) === 47)) {
continue ROUTES_LOOP;
}
} else {
const index2 = path.indexOf("/", pos);
if (index2 === -1) {
continue ROUTES_LOOP;
}
pos = index2;
}
}
handlers.push([handler, emptyParams]);
} else if (hasLabel && !hasStar) {
const params = /* @__PURE__ */ Object.create(null);
const parts = routePath.match(splitPathRe);
const lastIndex = parts.length - 1;
for (let j = 0, pos = 0, len2 = parts.length; j < len2; j++) {
if (pos === -1 || pos >= path.length) {
continue ROUTES_LOOP;
}
const part = parts[j];
if (part.charCodeAt(1) === 58) {
let name = part.slice(2);
let value;
if (name.charCodeAt(name.length - 1) === 125) {
const openBracePos = name.indexOf("{");
const pattern = name.slice(openBracePos + 1, -1);
const restPath = path.slice(pos + 1);
const match = new RegExp(pattern, "d").exec(restPath);
if (!match || match.indices[0][0] !== 0 || match.indices[0][1] === 0) {
continue ROUTES_LOOP;
}
name = name.slice(0, openBracePos);
value = restPath.slice(...match.indices[0]);
pos += match.indices[0][1] + 1;
} else {
let endValuePos = path.indexOf("/", pos + 1);
if (endValuePos === -1) {
if (pos + 1 === path.length) {
continue ROUTES_LOOP;
}
endValuePos = path.length;
}
value = path.slice(pos + 1, endValuePos);
pos = endValuePos;
}
params[name] ||= value;
} else {
const index = path.indexOf(part, pos);
if (index !== pos) {
continue ROUTES_LOOP;
}
pos += part.length;
}
if (j === lastIndex) {
if (pos !== path.length && !(pos === path.length - 1 && path.charCodeAt(pos) === 47)) {
continue ROUTES_LOOP;
}
}
}
handlers.push([handler, params]);
} else if (hasLabel && hasStar) {
throw new UnsupportedPathError();
}
}
return [handlers];
}
};
export {
LinearRouter
};