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import XR from "https://cdn.skypack.dev/xregexp@5.1.0?dts";
const path = /^\/[\w/.-]+$/;const scopedPackage = /^(?:@[\w.-]+\/)?[\w.-]+$/;const version = /^[^/?]+$/;
const services = [  XR.tag("x")`^npm:	(${scopedPackage})(?:@${version})?(${path})?$`,  XR.tag(    "x",  )`^https://cdn\.skypack\.dev/	(${scopedPackage})(?:@${version})?(${path})?\?`,  XR.tag("x")`^https://esm\.sh/	(${scopedPackage})(?:@${version})?(${path})?$`,  XR.tag("x")`^https://deno\.land/	std(?:@${version})?/node/([\w/]+)\.ts$`,  XR.tag("x")`^https://nest\.land/	std/node/${version}/([\w/]+)\.ts$`,];
const transpileHttpsImport = (specifier: string) => {  for (const service of services) {    const match = service.exec(specifier);    if (match === null) continue;    const [, pkg, path = ""] = match;    return pkg + path;  }  return specifier;};
const transpileRelativeImport = (specifier: string) =>  specifier    .replace(/\.[jt]sx?$/i, ".js")    .replace(/\.deno\.js$/i, ".node.js");
const isRelative = (specifier: string) => /^\.\.?\//.test(specifier);
export const transpileSpecifier = (specifier: string) => {  if (isRelative(specifier)) return transpileRelativeImport(specifier);  return transpileHttpsImport(specifier);};