@transferwise/approve-api-action-helpers/src/http.js

An http client that handles SCA protected requests gracefully

function getDefaultHeaders() {
  return {
    'Content-Type': 'application/json',
  };
}

class HTTPError extends Error {
  constructor(response) {
    super(response.statusText);
    this.name = 'HTTPError';
    this.response = response;
  }
}

export function http(url, params = {}) {
  return fetch(url, {
    ...params,
    headers: {
      ...getDefaultHeaders(),
      ...params.headers,
    },
  }).then((response) => {
    if (!response.ok) {
      throw new HTTPError(response);
    }
    return response;
  });
}