Fix Travis

.travis.yml

@@ -1,14 +1,21 @@
 language: ruby
 rvm:
-  - 2.3.0
-  - 2.0.0
   - 1.9.3
+  - 2.0.0
+  - 2.1.10
+  - 2.2.9
+  - 2.3.6
+  - 2.4.3
+  - 2.5.0
 
 before_install:
- - gem install ruby-debug-ide
- - nvm install v6.9.1
- - nvm use v6.9.1
+  - gem install ruby-debug-ide
+  - nvm install 8.9.3
+  - echo "8.9.3" > .nvmrc
+
 before_script:
+  - nvm use
+  - npm install -g typescript -v 2.1.5
   - npm install
   - npm run compile
-script: npm run test-debugger
+script: nvm use && npm run test-debugger

appveyor.yml

@@ -27,3 +27,5 @@ environment:
     - ruby_version: "22-x64"
     - ruby_version: "23"
     - ruby_version: "23-x64"
+    - ruby_version: "24"
+    - ruby_version: "24-x64"