Update a custom environment

//native

type Vercel = {

  token: string;

};

/**

 * Update a custom environment

 * Update a custom environment for the project. Must not be named 'Production' or 'Preview'.

 */

export async function main(

  auth: Vercel,

  idOrName: string,

  environmentSlugOrId: string,

  teamId: string | undefined,

  slug: string | undefined,

  body: {

    slug?: string;

    description?: string;

    branchMatcher?: {

      type: "equals" | "startsWith" | "endsWith";

      pattern: string;

    };

  },

) {

  const url = new URL(

    `https://api.vercel.com/v9/projects/${idOrName}/custom-environments/${environmentSlugOrId}`,

  );

  for (const [k, v] of [

    ["teamId", teamId],

    ["slug", slug],

  ]) {

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

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "PATCH",

    headers: {

      "Content-Type": "application/json",

      Authorization: "Bearer " + auth.token,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}