"use strict";

import { fileURLToPath } from "node:url";

import { isSwcError, wrapAndReThrowSwcError } from "./errors.js";

import { transformSync } from "./index.js";

export async function load(url, context, nextLoad) {

const { format } = context;

if (format?.endsWith("-typescript")) {

try {

const { source } = await nextLoad(url, {

...context,

format: "module"

});

const { code, map } = transformSync(source.toString(), {

mode: "transform",

sourceMap: true,

filename: fileURLToPath(url)

});

let output = code;

if (map) {

const base64SourceMap = Buffer.from(map).toString("base64");

output = `${code}

//# sourceMappingURL=data:application/json;base64,${base64SourceMap}`;

}

return {

format: format.replace("-typescript", ""),

source: `${output}

//# sourceURL=${url}`

};

} catch (error) {

if (isSwcError(error)) {

wrapAndReThrowSwcError(error);

}

throw error;

}

}

return nextLoad(url, context);

}