List git namespaces by provider

//native

type Vercel = {

  token: string;

};

/**

 * List git namespaces by provider

 * Lists git namespaces for a supported provider. Supported providers are `github`, `gitlab` and `bitbucket`. If the provider is not provided, it will try to obtain it from the user that authenticated the request.

 */

export async function main(

  auth: Vercel,

  host: string | undefined,

  provider:

    | "github"

    | "github-custom-host"

    | "gitlab"

    | "bitbucket"

    | undefined,

) {

  const url = new URL(`https://api.vercel.com/v1/integrations/git-namespaces`);

  for (const [k, v] of [

    ["host", host],

    ["provider", provider],

  ]) {

    if (v !== undefined && v !== "" && k !== undefined) {

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "GET",

    headers: {

      Authorization: "Bearer " + auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}