whatwg-fetch - npm Package Compare versions

Comparing version 3.4.1 to 3.5.0

dist/fetch.umd.js

@@ -427,10 +427,18 @@ (function (global, factory) {
     var preProcessedHeaders = rawHeaders.replace(/\r?\n[\t ]+/g, ' ');
-    preProcessedHeaders.split(/\r?\n/).forEach(function(line) {
-      var parts = line.split(':');
-      var key = parts.shift().trim();
-      if (key) {
-        var value = parts.join(':').trim();
-        headers.append(key, value);
-      }
-    });
+    // Avoiding split via regex to work around a common IE11 bug with the core-js 3.6.0 regex polyfill
+    // https://github.com/github/fetch/issues/748
+    // https://github.com/zloirock/core-js/issues/751
+    preProcessedHeaders
+      .split('\r')
+      .map(function(header) {
+        return header.indexOf('\n') === 0 ? header.substr(1, header.length) : header
+      })
+      .forEach(function(line) {
+        var parts = line.split(':');
+        var key = parts.shift().trim();
+        if (key) {
+          var value = parts.join(':').trim();
+          headers.append(key, value);
+        }
+      });
     return headers
@@ -437,0 +445,0 @@ }

fetch.js

@@ -421,10 +421,18 @@ var global =
   var preProcessedHeaders = rawHeaders.replace(/\r?\n[\t ]+/g, ' ')
-  preProcessedHeaders.split(/\r?\n/).forEach(function(line) {
-    var parts = line.split(':')
-    var key = parts.shift().trim()
-    if (key) {
-      var value = parts.join(':').trim()
-      headers.append(key, value)
-    }
-  })
+  // Avoiding split via regex to work around a common IE11 bug with the core-js 3.6.0 regex polyfill
+  // https://github.com/github/fetch/issues/748
+  // https://github.com/zloirock/core-js/issues/751
+  preProcessedHeaders
+    .split('\r')
+    .map(function(header) {
+      return header.indexOf('\n') === 0 ? header.substr(1, header.length) : header
+    })
+    .forEach(function(line) {
+      var parts = line.split(':')
+      var key = parts.shift().trim()
+      if (key) {
+        var value = parts.join(':').trim()
+        headers.append(key, value)
+      }
+    })
   return headers
@@ -431,0 +439,0 @@ }

package.json

 {
   "name": "whatwg-fetch",
   "description": "A window.fetch polyfill.",
-  "version": "3.4.1",
+  "version": "3.5.0",
   "main": "./dist/fetch.umd.js",
@@ -6,0 +6,0 @@ "module": "./fetch.js",

No alert changes

Improved metrics

Total package byte prevSize

54740

increased by1.29%

Lines of code

1065

increased by1.53%

No dependency changes