Remove Travis CI and add coveralls to github actions

.github/workflows/ci.yaml

@@ -26,6 +26,17 @@ jobs:
         npm run build
         npm run bundle
     - name: Test
+      if: matrix.os != 'ubuntu-latest'
+      run: |
+        npm run test
+    - name: Test & Coverage
+      if: matrix.os == 'ubuntu-latest'
       run: |
         npm run test-cov
         npm run check-format
+        npm run merge-report && cat coverage/lcov.info
+    - name: Upload Coveralls Report
+      if: success() && matrix.os == 'ubuntu-latest'
+      uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -47,9 +47,10 @@ For more info about how we handle dependencies and releases in the JSON Forms pr
 
 ### Continuous Integration
 
-The JSON Forms project is built and tested via [Travis](https://travis-ci.org/). Coverage is documented by [Coveralls](https://coveralls.io).
+The JSON Forms project is built and tested via Github actions on Linux, Mac and Windows. Coverage is documented by [Coveralls](https://coveralls.io).
 
-Current status: [![Build Status](https://travis-ci.org/eclipsesource/jsonforms.svg?branch=master)](https://travis-ci.org/eclipsesource/jsonforms) [![Coverage Status](https://coveralls.io/repos/eclipsesource/jsonforms/badge.svg?branch=master&service=github)](https://coveralls.io/github/eclipsesource/jsonforms?branch=master)
+Current status: ![Build status](https://github.com/eclipsesource/jsonforms/actions/workflows/ci.yaml/badge.svg?branch=master)
+[![Coverage Status](https://coveralls.io/repos/eclipsesource/jsonforms/badge.svg?branch=master&service=github)](https://coveralls.io/github/eclipsesource/jsonforms?branch=master)
 
 ## License
 

packages/core/package.json

@@ -38,7 +38,7 @@
     "lint": "tslint --project tsconfig.json --exclude src/models/jsonSchema.ts",
     "report": "nyc report --reporter=html",
     "test": "ava",
-    "test-cov": "nyc ava",
+    "test-cov": "rimraf -rf .nyc_output && nyc ava",
     "doc": "typedoc --name 'JSON Forms Core' --mode file --excludeExternals --theme ../../typedoc-jsonforms --out docs src"
   },
   "ava": {