traverson/lib/transforms/execute_last_http_request.js

Hypermedia API/HATEOAS client for Node.js and the browser

'use strict';

var minilog = require('minilog')
  , log = minilog('traverson')
  , abortTraversal = require('../abort_traversal')
  , httpRequests = require('../http_requests');

/*
 * Execute the last http request in a traversal that ends in
 * post/put/patch/delete and call t.callback immediately when done.
 */
// TODO Why is this different from when do a GET at the end of the traversal?
// Probably only because the HTTP method is configurable here (with
// t.lastMethod), we might be able to unify this with the
// fetch_resource/fetch_last_resource transform.
function executeLastHttpRequest(t, callback) {
  // always check for aborted before doing an HTTP request
  if (t.aborted) {
    return abortTraversal.callCallbackOnAbort(t);
  }
  httpRequests.executeHttpRequest(
      t,
      t.requestModuleInstance,
      t.lastMethod,
      t.lastMethodName,
      t.callback
  );
}

executeLastHttpRequest.isAsync = true;

module.exports = executeLastHttpRequest;