RequestParameters

RequestParameters: object

A RequestParameters object to be returned from Map.options.transformRequest callbacks.

Example

// use transformRequest to modify requests that begin with `http://myHost`
transformRequest: function(url, resourceType) {
 if (resourceType === 'Source' && url.indexOf('http://myHost') > -1) {
   return {
     url: url.replace('http', 'https'),
     headers: { 'my-custom-header': true },
     credentials: 'include'  // Include cookies for cross-origin requests
   }
  }
}

Type declaration

body?

optional body: string

Request body.

cache?

optional cache: RequestCache

Parameters supported only by browser fetch API. Property of the Request interface contains the cache mode of the request. It controls how the request will interact with the browser’s HTTP cache. (https://developer.mozilla.org/en-US/docs/Web/API/Request/cache)

collectResourceTiming?

optional collectResourceTiming: boolean

If true, Resource Timing API information will be collected for these transformed requests and returned in a resourceTiming property of relevant data events.

credentials?

optional credentials: "same-origin" | "include"

'same-origin'|'include' Use ‘include’ to send cookies with cross-origin requests.

headers?

optional headers: any

The headers to be sent with the request.

method?

optional method: "GET" | "POST" | "PUT"

Request method 'GET' | 'POST' | 'PUT'.

type?

optional type: "string" | "json" | "arrayBuffer" | "image"

Response body type to be returned.

url

url: string

The URL to be requested.