update readme + add api

.editorconfig

@@ -0,0 +1,8 @@
+[*]
+end_of_line = lf
+insert_final_newline = true
+indent_style = space
+trim_trailing_whitespace = true
+
+[*.js]
+indent_size = 2

.gitignore

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+.DS_Store
+.idea
+node_modules
+*.log

README.md

@@ -1 +1,34 @@
-# node-resemble-v2
+node-resemble-v2
+=============
+
+A new Node port of [Resemble.js v2](https://github.com/Huddle/Resemble.js).
+
+##Installation
+
+```bash
+$ npm i node-resemble-v2
+```
+
+##Prerequisites
+
+[Cairo](http://cairographics.org/) is required for [node-canvas](https://github.com/Automattic/node-canvas), installation instructions can be found node-canvas [Wiki](https://github.com/Automattic/node-canvas/wiki/_pages).
+
+##Example
+
+```js
+var fs = require('fs');
+
+var resemble = require('node-resemble-v2');
+
+var github_img1 = 'data:image/png;base64,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';
+
+var github_img2 = fs.readFileSync('./example.png');
+
+resemble(github_img1).onComplete(function(data){
+    console.log(data);
+});
+
+resemble(github_img1).compareTo(github_img2).onComplete(function(data){
+    console.log(data);
+});
+```

index.js

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+const canvas = require('canvas');
+const imageType = require('image-type');
+
+function overrideWindow() {
+  const doc = {};
+  doc.createElement = function createElement(tag) {
+    return (tag !== 'canvas')
+      ? false
+      : new canvas();
+  };
+  return {
+    document: doc
+  };
+}
+
+function overrideFileReader() {
+  const FileReader = function FileReader() { };
+  FileReader.prototype.readAsDataURL = function readAsDataURL(buffer) {
+    this.onload({
+      target: {
+        result: "data:image/" + imageType(buffer) + ";base64," + buffer.toString('base64') + ""
+      }
+    });
+  };
+  return FileReader;
+}
+
+function overrideImage() {
+  const Image = canvas.Image;
+  Image.prototype.setAttribute = function setAttribute() { };
+  return Image;
+}
+
+module.exports = function exports() {
+  if (typeof window === 'undefined') {
+    global.window = overrideWindow();
+  }
+  if (typeof FileReader === 'undefined') {
+    global.FileReader = overrideFileReader();
+  }
+  if (typeof Image === 'undefined') {
+    global.Image = overrideImage();
+  }
+  const resemblejs = require('resemblejs'); // eslint-disable-line global-require
+  return resemblejs.apply(this, arguments); // eslint-disable-line prefer-rest-params
+};

package.json

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+{
+  "name": "node-resemble-v2",
+  "version": "1.0.0",
+  "description": "Node API for ResembleJS (v2)",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+ssh://[email protected]/peter-mouland/node-resemble-v2.git"
+  },
+  "keywords": [
+    "resemblejs"
+  ],
+  "author": "Peter Mouland",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/peter-mouland/node-resemble-v2/issues"
+  },
+  "homepage": "https://github.com/peter-mouland/node-resemble-v2#readme",
+  "dependencies": {
+    "canvas": "^1.6.2",
+    "image-type": "^2.1.0",
+    "resemblejs": "^2.2.2"
+  }
+}