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import { bold, red } from "./deps/colors.js";
export async function concurrent(iterable, iteratorFn, limit = 200) {  const executing = [];
  for await (const item of iterable) {    const p = iteratorFn(item).then(() =>      executing.splice(executing.indexOf(p), 1)    );
    executing.push(p);
    if (executing.length >= limit) {      await Promise.race(executing);    }  }
  await Promise.all(executing);}
export const mimes = new Map([  [".html", "text/html; charset=utf-8"],  [".txt", "text/plain; charset=utf-8"],  [".js", "text/javascript; charset=utf-8"],  [".css", "text/css; charset=utf-8"],  [".json", "application/json; charset=utf-8"],  [".ico", "image/x-icon"],  [".png", "image/png"],  [".jpg", "image/jpg"],  [".jpeg", "image/jpg"],  [".gif", "image/gif"],  [".svg", "image/svg+xml"],  [".mp3", "audio/mpeg"],  [".mp4", "video/mpeg"],  [".xml", "text/xml"],  [".woff", "font/woff"],  [".woff2", "font/woff2"],  [".wasm", "application/wasm"],  [".webp", "image/webp"],  [".webm", "video/webm"],  [".zip", "application/zip"],]);
export const cache = new Map();
export async function readFile(path, fn = (content) => content) {  if (cache.has(path)) {    return cache.get(path);  }
  try {    const content = await fn(await Deno.readTextFile(path));    cache.set(path, content);    return content;  } catch (err) {    console.error(`Error loading the template ${path}`);    console.error(err);  }}
export async function loadModule(path, fn = (content) => content) {  if (cache.has(path)) {    return cache.get(path);  }
  const hash = new Date().getTime();  const content = fn(await import(`file://${path}#${hash}`));  cache.set(path, content);  return content;}
export function error(context, message, exception) {  console.error(bold(red(`${context}:`)), message);  if (exception) {    console.error(exception);  }  console.error("");}
export function merge(defaults, user) {  const merged = { ...defaults };
  if (!user) {    return merged;  }
  for (const [key, value] of Object.entries(user)) {    if (typeof merged[key] === "object" && typeof value === "object") {      merged[key] = merge(merged[key], value);      continue;    }
    merged[key] = value;  }
  return merged;}