@sentry/utils - npm Package Compare versions

Comparing version 5.4.0 to 5.4.2

dist/supports.d.ts

@@ -33,3 +33,3 @@ /**
  *
- * @returns Answer to the given question.
+ * @returns true if `window.fetch` is natively implemented, false otherwise
  */
@@ -36,0 +36,0 @@ export declare function supportsNativeFetch(): boolean;

dist/supports.js

 Object.defineProperty(exports, "__esModule", { value: true });
+var logger_1 = require("./logger");
 var misc_1 = require("./misc");
@@ -86,3 +87,3 @@ /**
  *
- * @returns Answer to the given question.
+ * @returns true if `window.fetch` is natively implemented, false otherwise
  */
@@ -93,4 +94,26 @@ function supportsNativeFetch() {
     }
+    var isNativeFunc = function (func) { return func.toString().indexOf('native') !== -1; };
     var global = misc_1.getGlobalObject();
-    return global.fetch.toString().indexOf('native') !== -1;
+    var result = null;
+    var doc = global.document;
+    if (doc) {
+        var sandbox = doc.createElement('iframe');
+        sandbox.hidden = true;
+        try {
+            doc.head.appendChild(sandbox);
+            if (sandbox.contentWindow && sandbox.contentWindow.fetch) {
+                // tslint:disable-next-line no-unbound-method
+                result = isNativeFunc(sandbox.contentWindow.fetch);
+            }
+            doc.head.removeChild(sandbox);
+        }
+        catch (err) {
+            logger_1.logger.warn('Could not create sandbox iframe for pure fetch check, bailing to window.fetch: ', err);
+        }
+    }
+    if (result === null) {
+        // tslint:disable-next-line no-unbound-method
+        result = isNativeFunc(global.fetch);
+    }
+    return result;
 }
@@ -97,0 +120,0 @@ exports.supportsNativeFetch = supportsNativeFetch;

esm/supports.d.ts

@@ -33,3 +33,3 @@ /**
  *
- * @returns Answer to the given question.
+ * @returns true if `window.fetch` is natively implemented, false otherwise
  */
@@ -36,0 +36,0 @@ export declare function supportsNativeFetch(): boolean;

esm/supports.js

@@ -0,1 +1,2 @@
+import { logger } from './logger';
 import { getGlobalObject } from './misc';
@@ -81,3 +82,3 @@ /**
  *
- * @returns Answer to the given question.
+ * @returns true if `window.fetch` is natively implemented, false otherwise
  */
@@ -88,4 +89,26 @@ export function supportsNativeFetch() {
     }
+    var isNativeFunc = function (func) { return func.toString().indexOf('native') !== -1; };
     var global = getGlobalObject();
-    return global.fetch.toString().indexOf('native') !== -1;
+    var result = null;
+    var doc = global.document;
+    if (doc) {
+        var sandbox = doc.createElement('iframe');
+        sandbox.hidden = true;
+        try {
+            doc.head.appendChild(sandbox);
+            if (sandbox.contentWindow && sandbox.contentWindow.fetch) {
+                // tslint:disable-next-line no-unbound-method
+                result = isNativeFunc(sandbox.contentWindow.fetch);
+            }
+            doc.head.removeChild(sandbox);
+        }
+        catch (err) {
+            logger.warn('Could not create sandbox iframe for pure fetch check, bailing to window.fetch: ', err);
+        }
+    }
+    if (result === null) {
+        // tslint:disable-next-line no-unbound-method
+        result = isNativeFunc(global.fetch);
+    }
+    return result;
 }
@@ -92,0 +115,0 @@ /**

package.json

 {
   "name": "@sentry/utils",
-  "version": "5.4.0",
+  "version": "5.4.2",
   "description": "Utilities for all Sentry JavaScript SDKs",
@@ -19,3 +19,3 @@ "repository": "git://github.com/getsentry/sentry-javascript.git",
   "dependencies": {
-    "@sentry/types": "5.4.0",
+    "@sentry/types": "5.4.2",
     "tslib": "^1.9.3"
@@ -22,0 +22,0 @@ },

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Improved metrics

Total package byte prevSize

276534

increased by1.79%

Lines of code

3561

increased by1.31%

Dependency changes

• + Added@sentry/types@5.4.2(transitive)

• - Removed@sentry/types@5.4.0(transitive)

• Updated@sentry/types@5.4.2