🔔 add fetchOptions option

🛠 line whitespace

Author: desandro

README.md

@@ -89,6 +89,11 @@ let infScroll = new InfiniteScroll( '.container', {
   // enables parsing response body into a DOM
   // disable to load flat text
 
+  fetchOptions: undefined,
+  // sets custom settings for the fetch() request
+  // for setting headers, cors, or POST method
+  // can be set to an object, or a function that returns an object
+
   outlayer: false,
   // Integrates Masonry, Isotope or Packery
   // Appended items will be added to the layout

js/core.js

@@ -149,9 +149,7 @@ proto.log = function( type, args ) {
 
   let message = `[InfiniteScroll] ${type}`;
   let logger = loggers[ type ];
-  if ( logger ) {
-    message += '. ' + logger.apply( this, args );
-  }
+  if ( logger ) message += '. ' + logger.apply( this, args );
   console.log( message );
 };
 

js/page-load.js

@@ -47,12 +47,13 @@ let domParser = new DOMParser();
 proto.loadNextPage = function() {
   if ( this.isLoading || !this.canLoad ) return;
 
-  let { responseBody, domParseResponse } = this.options;
+  let { responseBody, domParseResponse, fetchOptions } = this.options;
   let path = this.getAbsolutePath();
   this.isLoading = true;
+  if ( typeof fetchOptions == 'function' ) fetchOptions = fetchOptions();
 
   // TODO add fetch options
-  let fetchPromise = fetch( path ).then( ( response ) => {
+  let fetchPromise = fetch( path, fetchOptions ).then( ( response ) => {
     if ( !response.ok ) {
       let error = new Error( response.statusText );
       this.onPageError( error, path );