feat: first setup commit

Author: emyann

.babelrc

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+{
+  "presets": ["@babel/env", "@babel/typescript"],
+  "plugins": ["@babel/proposal-class-properties", "@babel/proposal-object-rest-spread"]
+}

.circleci/config.yml

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+# Javascript Node CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-javascript/ for more details
+#
+version: 2
+jobs:
+  build:
+    docker:
+      - image: circleci/node:10
+    working_directory: ~/repo
+    steps:
+      - checkout
+      # Download and cache dependencies
+      - restore_cache:
+          keys:
+            - v1-dependencies-{{ checksum "yarn.lock" }}
+      - run: yarn install
+      - save_cache:
+          paths:
+            - node_modules
+          key: v1-dependencies-{{ checksum "yarn.lock" }}
+      - run:
+          name: Build
+          command: yarn run build
+      - save_cache:
+          paths:
+            - dist
+          key: v1-dist-{{ .Environment.CIRCLE_SHA1 }}
+
+  publish:
+    docker:
+      - image: circleci/node:10
+    working_directory: ~/repo
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - v1-dist-{{ .Environment.CIRCLE_SHA1" }}
+      - run:
+          name: Publish Package
+          command: cd dist && yarn run semantic-release
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - test
+      - publish:
+          requires:
+            - test
+          filters:
+            branches:
+              only:
+                - next
+                - master
+                - beta

.gitignore

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+/node_modules
+/dist

package.json

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+{
+  "name": "typescript-datastructures",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "start": "tsnd --respawn --transpileOnly ./src/examples/index.ts",
+    "build": "TS_NODE_PROJECT=\"tsconfig.webpack.json\" webpack --mode=production",
+    "semantic-release": "semantic-release",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "release": {
+    "branches": [
+      "master",
+      "next",
+      {
+        "name": "beta",
+        "prerelease": true
+      }
+    ]
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@babel/core": "^7.8.4",
+    "@babel/plugin-proposal-class-properties": "^7.8.3",
+    "@babel/preset-env": "^7.8.4",
+    "@babel/preset-typescript": "^7.8.3",
+    "@types/node": "^13.7.0",
+    "@types/webpack": "^4.41.4",
+    "babel-loader": "^8.0.6",
+    "semantic-release": "^17.0.2",
+    "source-map-loader": "^0.2.4",
+    "ts-node-dev": "^1.0.0-pre.44",
+    "typescript": "^3.7.5",
+    "webpack": "^4.41.5",
+    "webpack-cli": "^3.3.10"
+  }
+}

tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "module": "commonjs",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true
+  },
+  "include": ["src"]
+}

tsconfig.webpack.json

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+// https://webpack.js.org/configuration/configuration-languages/#typescript
+
+{
+  "compilerOptions": {
+    "module": "commonjs",
+    "target": "es5",
+    "esModuleInterop": true
+  }
+}

webpack.config.ts

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+import webpack from 'webpack';
+import path from 'path';
+
+const nodeEnv = process.env.NODE_ENV || 'development';
+const isProd = nodeEnv === 'production';
+
+const webpackconfiguration: webpack.Configuration = {
+  entry: path.resolve(__dirname, 'src', 'index.ts'),
+  devtool: isProd ? 'hidden-source-map' : 'source-map',
+  output: {
+    filename: 'typescript-datastructures.js',
+    path: path.resolve(__dirname, 'dist'),
+    libraryTarget: 'umd',
+    globalObject: 'this',
+    sourceMapFilename: 'typescript-datastructures.map',
+    library: 'typescript-datastructures'
+  },
+  resolve: {
+    extensions: ['.ts', '.js', '.json']
+  },
+  module: {
+    rules: [{ test: /\.(ts|js)x?$/, use: ['babel-loader', 'source-map-loader'], exclude: /node_modules/ }]
+  }
+};
+
+export default webpackconfiguration;