create repo, add source, tests (#1)

.gitignore

@@ -36,9 +36,6 @@ build/Release
 node_modules/
 jspm_packages/
 
-# Typescript v1 declaration files
-typings/
-
 # Optional npm cache directory
 .npm
 
@@ -57,3 +54,12 @@ typings/
 # dotenv environment variables file
 .env
 
+# Ignore distribution directory 
+dist/
+
+#Ignore Mac .DS_Store
+.DS_Store
+
+#Ignore VSCode
+.vscode/
+.vs/

.npmignore

@@ -0,0 +1,12 @@
+# Tests
+__test__/
+*.spec.*
+*.test.*
+
+# Source files
+src/
+build/
+coverage/
+
+# Build files
+.travis.yml

.travis.yml

@@ -0,0 +1,9 @@
+language: node_js
+node_js:
+  - "lts/*"
+install:
+  - npm install 
+dist: trusty
+sudo: false
+script:
+  - npm run test

README.md

@@ -1,2 +1,23 @@
 # exenv-es6
-React's ExecutionEnvironment module extracted as ES6
+React's ExecutionEnvironment module extracted as ES6 functions. Based on the ExecutionEnviroment module licensed under the MIT license by Facebook, Inc
+
+## Package exports
+`canUseDOM` - Checks if the DOM is available to access and use
+`canUseWorkers` - Checks if Web Workers are available for use
+`canUseEventListeners` - Checks if Event Listeners are available for use
+`canUseViewport` - Checks if there is a viewport available
+
+## Usage
+```
+npm i exenv-es6 --save
+```
+
+```js
+import { canUseDOM } from "exenv-es6";
+
+if (canUseDOM()) {
+    // do something that requires the dom
+}
+```
+
+_Inspired by [exenv](https://github.com/JedWatson/exenv) from [JedWatson](https://github.com/JedWatson)_

build/clean.js

@@ -0,0 +1,30 @@
+/**
+ * Utility for cleaning directories.
+ * Usage: node build/clean.js %path%
+ */
+const path = require("path");
+const rimraf = require("rimraf");
+const argv = require("yargs").argv;
+
+/**
+ * All paths passed to the clean script
+ */
+const paths = argv._;
+
+/**
+ * Function to remove a given path
+ */
+function cleanPath(cleanPath) {
+    const removePath = path.resolve(process.cwd(), cleanPath);
+
+    rimraf(removePath, () => {
+        console.log(removePath, "cleaned");
+    });
+}
+
+/**
+ * Clean all paths
+ */
+if (Array.isArray(paths)) {
+    paths.forEach(cleanPath);
+}