Validate pattern

type Cloudflare = {

  token: string;

  email: string;

  key: string;

};

/**

 * Validate pattern

 * Validates whether this pattern is a valid regular expression. Rejects it if the regular expression is too complex or can match an unbounded-length string. Your regex will be rejected if it uses the Kleene Star -- be sure to bound the maximum number of characters that can be matched.

 */

export async function main(

  auth: Cloudflare,

  account_identifier: string,

  body: { regex: string; [k: string]: unknown }

) {

  const url = new URL(

    `https://api.cloudflare.com/client/v4/accounts/${account_identifier}/dlp/patterns/validate`

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "X-AUTH-EMAIL": auth.email,

      "X-AUTH-KEY": auth.key,

      "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();

}