v7.0.20220408

.github/workflows/node.js.yml

@@ -0,0 +1,29 @@
+# This workflow will do a clean install of node dependencies, build the source code and run tests across different versions of node
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-nodejs-with-github-actions
+
+name: Node.js CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [12, 14, 16, 17]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v1
+      with:
+        node-version: ${{ matrix.node-version }}
+    - run: npm i
+    - run: npm run build --if-present
+    - run: npm test

.npmignore

@@ -1,3 +1,3 @@
 .eslintrc.js
-.travis.yml
+.github
 test

Blob.js

@@ -355,7 +355,7 @@
 			/*                   Blob constructor                   */
 			/********************************************************/
 			function Blob (chunks, opts) {
-				chunks = chunks || [];
+				chunks = chunks ? chunks.slice() : [];
 				opts = opts == null ? {} : opts;
 				for (var i = 0, len = chunks.length; i < len; i++) {
 					var chunk = chunks[i];

CHANGELOG.md

@@ -1,5 +1,12 @@
 # `blob-polyfill` CHANGELOG
 
+## v7.0.20220408
+* [Blob.js] Do not modify array that is passed into constructor (@zyrong)
+* [.github] Start automated tests on github (@bjornstar)
+* [.travis.yml] Remove travis-ci integration (@bjornstar)
+* [.npmignore] Ignore .github, remove .travis.yml (@bjornstar)
+* [devDependencies] Update test dependencies (@bjornstar)
+
 ## v6.0.20211015
 * [Blob.js] Check object class names when determining Object types (@coclauso)
 * [Blob.js] Reduce redundancies in getting class names and prototype checks (@bjornstar)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "blob-polyfill",
-  "version": "6.0.20211015",
+  "version": "7.0.20220408",
   "description": "Blob.js implements the W3C Blob interface in browsers that do not natively support it.",
   "main": "Blob.js",
   "scripts": {
@@ -22,8 +22,8 @@
   },
   "homepage": "https://github.com/bjornstar/blob-polyfill",
   "devDependencies": {
-    "@sindresorhus/is": "^4.0.0",
-    "eslint": "^7.19.0",
-    "mocha": "^8.2.1"
+    "@sindresorhus/is": "^4.6.0",
+    "eslint": "^8.12.0",
+    "mocha": "^9.2.2"
   }
 }

test/index.js

@@ -61,6 +61,13 @@ describe("blob-polyfill", function () {
 				assert.strictEqual(testString, testStringRecovered);
 			});
 		});
+
+		it("Does not modify the source array", function () {
+			var array = ['mutation'];
+			var clone = array.slice();
+			var blob = new Blob(array);
+			assert.deepStrictEqual(array, clone);
+		});
 	});
 
 	describe("File", function () {