whatwg-fetch - npm Package Compare versions

Comparing version 3.2.0 to 3.3.0

dist/fetch.umd.js

@@ -5,8 +5,6 @@ (function (global, factory) {
   (factory((global.WHATWGFetch = {})));
-}(this, (function (exports) {
+}(this, (function (exports) { 'use strict';
 
-  var global = (function(self) {
-    return self
-    // eslint-disable-next-line no-invalid-this
-  })(typeof self !== 'undefined' ? self : this);
+  var global = (typeof self !== 'undefined' && self) || (typeof global !== 'undefined' && global);
+
   var support = {
@@ -286,3 +284,16 @@ searchParams: 'URLSearchParams' in global,
         if (this._bodyArrayBuffer) {
-          return consumed(this) || Promise.resolve(this._bodyArrayBuffer)
+          var consumed = consumed(this);
+          if (consumed) {
+            return consumed
+          }
+          if (ArrayBuffer.isView(this._bodyArrayBuffer)) {
+            return Promise.resolve(
+              this._bodyArrayBuffer.buffer.slice(
+                this._bodyArrayBuffer.byteOffset,
+                this._bodyArrayBuffer.byteOffset + this._bodyArrayBuffer.byteLength
+              )
+            )
+          } else {
+            return Promise.resolve(this._bodyArrayBuffer)
+          }
         } else {
@@ -333,2 +344,6 @@ return this.blob().then(readBlobAsArrayBuffer)
   function Request(input, options) {
+    if (!(this instanceof Request)) {
+      throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.')
+    }
+
     options = options || {};
@@ -426,2 +441,5 @@ var body = options.body;
   function Response(bodyInit, options) {
+    if (!(this instanceof Response)) {
+      throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.')
+    }
     if (!options) {
@@ -468,4 +486,5 @@ options = {};
   exports.DOMException = global.DOMException;
-
-  if (typeof exports.DOMException !== 'function') {
+  try {
+    new exports.DOMException();
+  } catch (err) {
     exports.DOMException = function(message, name) {
@@ -554,5 +573,11 @@ this.message = message;
 
-      request.headers.forEach(function(value, name) {
-        xhr.setRequestHeader(name, value);
-      });
+      if (init && typeof init.headers === 'object' && !(init.headers instanceof Headers)) {
+        Object.getOwnPropertyNames(init.headers).forEach(function(name) {
+          xhr.setRequestHeader(name, normalizeValue(init.headers[name]));
+        });
+      } else {
+        request.headers.forEach(function(value, name) {
+          xhr.setRequestHeader(name, value);
+        });
+      }
 
@@ -559,0 +584,0 @@ if (request.signal) {

fetch.js

@@ -1,5 +0,3 @@
-var global = (function(self) {
-  return self
-  // eslint-disable-next-line no-invalid-this
-})(typeof self !== 'undefined' ? self : this)
+var global = (typeof self !== 'undefined' && self) || (typeof global !== 'undefined' && global)
+
 var support = {
@@ -279,3 +277,16 @@ searchParams: 'URLSearchParams' in global,
       if (this._bodyArrayBuffer) {
-        return consumed(this) || Promise.resolve(this._bodyArrayBuffer)
+        var consumed = consumed(this);
+        if (consumed) {
+          return consumed
+        }
+        if (ArrayBuffer.isView(this._bodyArrayBuffer)) {
+          return Promise.resolve(
+            this._bodyArrayBuffer.buffer.slice(
+              this._bodyArrayBuffer.byteOffset,
+              this._bodyArrayBuffer.byteOffset + this._bodyArrayBuffer.byteLength
+            )
+          )
+        } else {
+          return Promise.resolve(this._bodyArrayBuffer)
+        }
       } else {
@@ -326,2 +337,6 @@ return this.blob().then(readBlobAsArrayBuffer)
 export function Request(input, options) {
+  if (!(this instanceof Request)) {
+    throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.')
+  }
+
   options = options || {}
@@ -419,2 +434,5 @@ var body = options.body
 export function Response(bodyInit, options) {
+  if (!(this instanceof Response)) {
+    throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.')
+  }
   if (!options) {
@@ -461,4 +479,5 @@ options = {}
 export var DOMException = global.DOMException
-
-if (typeof DOMException !== 'function') {
+try {
+  new DOMException()
+} catch (err) {
   DOMException = function(message, name) {
@@ -547,5 +566,11 @@ this.message = message
 
-    request.headers.forEach(function(value, name) {
-      xhr.setRequestHeader(name, value)
-    })
+    if (init && typeof init.headers === 'object' && !(init.headers instanceof Headers)) {
+      Object.getOwnPropertyNames(init.headers).forEach(function(name) {
+        xhr.setRequestHeader(name, normalizeValue(init.headers[name]))
+      })
+    } else {
+      request.headers.forEach(function(value, name) {
+        xhr.setRequestHeader(name, value)
+      })
+    }
 
@@ -552,0 +577,0 @@ if (request.signal) {

package.json

 {
   "name": "whatwg-fetch",
   "description": "A window.fetch polyfill.",
-  "version": "3.2.0",
+  "version": "3.3.0",
   "main": "./dist/fetch.umd.js",
@@ -6,0 +6,0 @@ "module": "./fetch.js",

README.md

@@ -34,2 +34,4 @@ # window.fetch polyfill
   an old version of a browser that doesn't support `window.fetch` natively.
+  Make sure you read this _entire_ readme, especially the [Caveats](#caveats)
+  section, as there's probably a known work-around for an issue you've found.
   This project is a _polyfill_, and since all modern browsers now implement the
@@ -196,2 +198,4 @@ `fetch` function natively, **no code from this project** actually takes any
   [`cache`](https://github.github.io/fetch/#caveats) directives are ignored.
+  
+* `keepalive` is not supported because it would involve making a synchronous XHR, which is something this project is not willing to do. See [issue #700](https://github.com/github/fetch/issues/700#issuecomment-484188326) for more information.
 
@@ -308,7 +312,7 @@ #### Handling HTTP error statuses
 AbortController or AbortSignal. Consequently, you will need to include
-[an additional polyfill](https://github.com/mo/abortcontroller-polyfill#readme)
+[an additional polyfill](https://www.npmjs.com/package/yet-another-abortcontroller-polyfill)
 for these APIs to abort fetches:
 
 ```js
-import 'abortcontroller-polyfill/dist/abortcontroller-polyfill-only'
+import 'yet-another-abortcontroller-polyfill'
 import {fetch} from 'whatwg-fetch'
@@ -315,0 +319,0 @@

No alert changes

Improved metrics

Total package byte prevSize

53909

increased by4.57%

Lines of code

1043

increased by4.82%

Number of lines in readme file

355

increased by1.14%

No dependency changes