Merge pull request #43 from jaller94/buffer

Only support maintained LTS versions of Node

README.md

@@ -28,7 +28,7 @@ If you're on Windows, use the open source telnet client [PuTTY](https://www.chia
 
 ### With npm
 
-If you haven't already got Node.js >= version 4.5, then [go get it](http://nodejs.org/).
+If you haven't already got Node.js >= version 6.14, then [go get it](http://nodejs.org/).
 
 ```
 npm install -g mapscii

package.json

@@ -15,7 +15,7 @@
     "mapscii": "./bin/mapscii.sh"
   },
   "engines": {
-    "node": ">=4.5.0"
+    "node": ">=6.14.0"
   },
   "keywords": [
     "map",
@@ -29,21 +29,21 @@
   "author": "Michael Straßburger <codepoet@cpan.org>",
   "license": "MIT",
   "dependencies": {
-    "@mapbox/vector-tile": "^1.3.0",
-    "bluebird": "^3.5.1",
+    "@mapbox/vector-tile": "^1.3.1",
+    "bluebird": "^3.5.2",
     "bresenham": "0.0.4",
-    "earcut": "^2.1.2",
+    "earcut": "^2.1.3",
     "keypress": "^0.2.1",
-    "node-fetch": "^1.7.3",
+    "node-fetch": "^2.2.0",
     "pbf": "^3.1.0",
-    "rbush": "^2.0.1",
-    "simplify-js": "^1.2.1",
+    "rbush": "^2.0.2",
+    "simplify-js": "^1.2.3",
     "string-width": "^2.1.1",
     "term-mouse": "^0.2.0",
     "userhome": "^1.0.0",
     "x256": "0.0.2"
   },
   "devDependencies": {
-    "eslint": "^4.13.1"
+    "eslint": "^5.7.0"
   }
 }

src/BrailleBuffer.js

@@ -46,9 +46,9 @@ class BrailleBuffer {
     this.height = height;
 
     const size = width*height/8;
-    this.pixelBuffer = new Buffer(size);
-    this.foregroundBuffer = new Buffer(size);
-    this.backgroundBuffer = new Buffer(size);
+    this.pixelBuffer = Buffer.alloc(size);
+    this.foregroundBuffer = Buffer.alloc(size);
+    this.backgroundBuffer = Buffer.alloc(size);
 
     this._mapBraille();
     this.clear();