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1import { upgradeExpress } from "https://esm.town/v/easrng/upgradeExpress";
2async function inlineUrls(cssString) {
3  const urlRegex = /url\(['"]?(.*?)['"]?\)/g;
4  let result = cssString;
19import esc from "npm:escape-html@1.0.3";
20import { init } from "npm:server-text-width@1.0.2";
21export const button = upgradeExpress(async function button(req) {
22  const { getTextWidth } = init(
23    IBMPlexSansMetrics,

1export const upgradeExpress = (handler: (request: Request) => Response | PromiseLike<Response>) =>
2  function(request: Request | express.Request, response?: express.Response): Response | Promise<Response> {
3    if (request instanceof Request) {
4      const response = handler(request);

3
4## How it works
5`upgradeExpress` wraps a Web handler into a function that works as normal when called by the Web API, and redirects to the Web API when called by the Express API.
6
7## Example

1import { API_URL } from "https://esm.town/v/std/API_URL?v=5";
2
3export async function alias<P extends Params>(params: P): Promise<Result<P>> {
4  const username = params.username;
5  let url = `${API_URL}/v1/alias/${username}`;

1export function add(a, b) {
2  return a + b;
3}

10`;
11
12export default function(req: Request) {
13  return new Response(
14    html,

1import { blob } from "https://esm.town/v/std/blob?v=11";
2
3export default async function(req: Request): Promise<Response> {
4  const count = (await blob.getJSON("blobCounter") ?? 0) + 1;
5  await blob.setJSON("blobCounter", count);

2import type { ResultSet } from "npm:@libsql/client";
3
4async function execute(statement: InStatement): Promise<ResultSet> {
5  const resp = await fetch("https://sqlite-execute.web.val.run", {
6    method: "POST",

4import stripAnsi from "npm:strip-ansi";
5
6export default async function() {
7  const res = await db.execute(
8    "SELECT author_username, COUNT(*) AS val_count FROM vals GROUP BY author_username ORDER BY 2 DESC LIMIT 10",

3import { blob as blobAPI } from "https://esm.town/v/std/blob";
4
5export async function sqliteBlob(options: SqliteBlobOptions = {}) {
6  const schema = sqliteBlobSchema(options);
7  const sqlite = createSqlite();
10}
11
12export async function sqliteBlobSchema(
13  { prefix = undefined, table = Statement`blobs`, blob = blobAPI }: SqliteBlobOptions = {},
14) {