jsr/dist-esm/api.js

jsr.io package manager for npm, yarn, pnpm and bun

"use strict";
// Copyright the JSR authors. MIT license.
Object.defineProperty(exports, "__esModule", { value: true });
exports.JSR_URL = void 0;
exports.getPackageMeta = getPackageMeta;
exports.getLatestPackageVersion = getLatestPackageVersion;
exports.getNpmPackageInfo = getNpmPackageInfo;
exports.JSR_URL = process.env.JSR_URL ?? "https://jsr.io";
async function getPackageMeta(pkg) {
    const url = `${exports.JSR_URL}/@${pkg.scope}/${pkg.name}/meta.json`;
    const res = await fetch(url);
    if (!res.ok) {
        // cancel unconsumed body to avoid memory leak
        await res.body?.cancel();
        throw new Error(`Received ${res.status} from ${url}`);
    }
    return (await res.json());
}
async function getLatestPackageVersion(pkg) {
    const info = await getPackageMeta(pkg);
    const { latest } = info;
    if (latest === undefined) {
        throw new Error(`Unable to find latest version of ${pkg}`);
    }
    return latest;
}
async function getNpmPackageInfo(pkg) {
    const tmpUrl = new URL(`${exports.JSR_URL}/@jsr/${pkg.scope}__${pkg.name}`);
    const url = `${tmpUrl.protocol}//npm.${tmpUrl.host}${tmpUrl.pathname}`;
    const res = await fetch(url);
    if (!res.ok) {
        // Cancel unconsumed body to avoid memory leak
        await res.body?.cancel();
        throw new Error(`Received ${res.status} from ${tmpUrl}`);
    }
    const json = await res.json();
    return json;
}
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