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8 changed files with 81 additions and 11 deletions

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@ -1,7 +1,7 @@
{
"name": "@bearmetal/router",
"description": "A simple router for Deno",
"version": "0.2.1",
"version": "0.2.3-b",
"stable": true,
"files": [
"mod.ts",
@ -10,7 +10,8 @@
],
"exports": {
".": "./mod.ts",
"./types": "./types.ts"
"./types": "./types.ts",
"./util/response": "./util/response.ts"
},
"exclude": [
".vscode/"
@ -19,4 +20,4 @@
"@std/assert": "jsr:@std/assert@^1.0.7",
"@std/testing": "jsr:@std/testing@^1.0.4"
}
}
}

7
fileRouterTest/test.ts Executable file
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@ -0,0 +1,7 @@
const handlers = {
get: () => {
return new Response("Hello World");
},
};
export default handlers;

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@ -1,5 +1,6 @@
import Router from "./router.ts";
import type { Handler, RouteConfigurator } from "./types.ts";
import { isRelativePath } from "./util/isRelativePath.ts";
function crawl(dir: string, callback: (path: string) => void) {
for (const entry of Deno.readDirSync(dir)) {
@ -24,13 +25,20 @@ function crawl(dir: string, callback: (path: string) => void) {
* ```
*/
export class FileRouter extends Router {
constructor(root: string) {
constructor(root: string, _import?: (path: string) => Promise<unknown>) {
super();
crawl(root, async (path) => {
let relativePath = path.replace(root, "");
let relativePath = path.replace(root, "").replace(/index\/?/, "");
if (path.endsWith(".ts") || path.endsWith(".js")) {
if (isRelativePath(path)) {
path = Deno.build.os === "windows"
? `${Deno.cwd()}\\${path.replace(/^.?.?\\/, "")}`
: `${Deno.cwd()}/${path.replace(/^.?.?\//, "")}`;
}
relativePath = relativePath.replace(/\.[tj]s/, "");
const handlers = await import(path);
const handlers = _import
? await _import(path)
: await import("file://" + path);
if (handlers.default) {
handlers.default instanceof Router
@ -55,6 +63,15 @@ export class FileRouter extends Router {
});
}
});
if (Deno.env.get("BEARMETAL_ROUTER_DEBUG") === "true") {
this.route("/debug/dump").get((_ctx) => {
console.log("Dumping routes:");
return new Response(
this.routes.map((r) => r.pattern.pathname).join("\n"),
);
});
}
}
}

2
mod.ts
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@ -5,5 +5,3 @@
export { Router } from "./router.ts";
export { FileRouter } from "./file_router.ts";
export type { Handler, Middleware } from "./types.ts";

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@ -73,7 +73,7 @@ import { NotFound } from "./util/response.ts";
* });
*/
export class Router {
private routes: RouteConfig[] = [];
protected routes: RouteConfig[] = [];
private middleware: MiddlewareConfig[] = [];
/**

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@ -3,6 +3,9 @@
* BearMetal Router types
*/
/**
* @description a context object for a request
*/
export interface RouterContext {
url: URL;
params: Record<string, string | undefined>;
@ -27,17 +30,26 @@ export type Middleware = (
next: () => Promise<Response>,
) => Promise<Response>;
/**
* @description a route configuration
*/
export interface RouteConfig {
pattern: URLPattern;
handlers: { [method: string]: Handler };
}
/**
* @description a middleware configuration
*/
export interface MiddlewareConfig {
pattern: URLPattern;
handler: Middleware;
path: string;
}
/**
* @description a route configurator
*/
export interface RouteConfigurator {
get(handler: Handler): RouteConfigurator;
post(handler: Handler): RouteConfigurator;

4
util/isRelativePath.ts Executable file
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@ -0,0 +1,4 @@
export function isRelativePath(path: string) {
return !path.startsWith("/") &&
(path.startsWith("./") || path.startsWith("../"));
}

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@ -1,4 +1,35 @@
export const NotFound = (msg?: string) =>
/**
* @module
* BearMetal Router response utilities
*/
/**
* @description a response with a status of 404
*/
export const NotFound = (msg?: string): Response =>
new Response(msg ?? "Not Found", { status: 404 });
export const InternalError = (msg?: string) =>
/**
* @description a response with a status of 500
*/
export const InternalError = (msg?: string): Response =>
new Response(msg ?? "Internal Server Error", { status: 500 });
/**
* @description a response with a status of 400
*/
export const BadRequest = (msg?: string): Response =>
new Response(msg ?? "Bad Request", { status: 400 });
/**
* @description a response with a status of 401
*/
export const Unauthorized = (msg?: string): Response =>
new Response(msg ?? "Unauthorized", { status: 401 });
/**
* @description a response with a status of 403
*/
export const Forbidden = (msg?: string): Response =>
new Response(msg ?? "Forbidden", { status: 403 });
/**
* @description a response with a status of 200
*/
export const Ok = (msg?: string): Response =>
new Response(msg ?? "OK", { status: 200 });