Function getCranUrl

src/util.ts:318–329

(path: string = '', cwd?: string | URL)

// currently the CRAN root url is hardcoded, this could be replaced by reading
// the url from config, R, or both
export async function getCranUrl(path: string = '', cwd?: string | URL): Promise<string> {
    const defaultCranUrl = 'https://cran.r-project.org/';
    // get cran URL from R. Returns empty string if option is not set.
    const baseUrl = await executeRCommand('cat(getOption(\'repos\')[\'CRAN\'])', cwd);
    let url: string;
    try {
        url = new URL(path, baseUrl).toString();
    } catch (e) {
        url = new URL(path, defaultCranUrl).toString();
    }
    return url;
}

export async function getRVersion(cwd?: string | URL): Promise<string | undefined> {
    return await executeRCommand('cat(as.character(getRversion()))', cwd);