Add GitHub Actions

.editorconfig

@@ -14,3 +14,7 @@ insert_final_newline = true
 [{.travis.yml,npm-shrinkwrap.json,package.json}]
 indent_style = space
 indent_size = 2
+
+[*.{yml,yaml}]
+indent_style = space
+indent_size = 2

.eslintrc.json

@@ -0,0 +1,19 @@
+{
+    "root": true,
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint"
+    ],
+    "rules": {
+        "@typescript-eslint/class-name-casing": "warn",
+        "@typescript-eslint/semi": "warn",
+        "curly": "warn",
+        "eqeqeq": "warn",
+        "no-throw-literal": "warn",
+        "semi": "off"
+    }
+}

.github/workflows/build.yml

@@ -0,0 +1,18 @@
+name: build
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        os: [macos-latest, ubuntu-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v2
+      - run: npm install
+      - run: npm run build
+      - name: run headless test
+        uses: GabrielBB/xvfb-action@v1.4
+        with:
+          run: npm test

.gitignore

@@ -8,3 +8,6 @@ node_modules/
 
 # Build directory
 out/
+
+# Visual Studio Code's user directories
+.vscode*

.vscodeignore

@@ -1,9 +1,11 @@
 .vscode/**
-typings/**
-test/**
+.vscode-test/**
+out/test/**
 src/**
 .editorconfig
 .gitignore
-.travis.yml
-tsconfig.json
-tslint.json
+vsc-extension-quickstart.md
+**/tsconfig.json
+**/.eslintrc.json
+**/*.map
+**/*.ts