Merge pull request #11 from Brightspace/dbatiste/add-cli

Adding CLI for converting images to Less variables.

Author: dbatiste

bin/lesscli

@@ -0,0 +1,30 @@
+#! /usr/bin/env node
+
+var chalk = require('chalk'),
+	argv = require('yargs')
+	.usage('Usage: imgToLess [--prefix|-p] [--output|-o output.less] [image.png]')
+	.example('imgtoless --prefix -vui --output images.less *.png')
+	.alias('o', 'output')
+	.alias('p', 'prefix')
+	.argv;
+
+if (argv._.length === 0) {
+	console.error('At least one image file must be specified.');
+	process.exit(1);
+}
+
+var imagesToLess = require('../lib/index');
+
+imagesToLess(
+	argv._,
+	{
+		dest: argv.output,
+		prefix: argv.prefix
+	}
+).catch(function(err) {
+	console.error(err);
+	process.exit(1);
+}).then(function() {
+	console.log(chalk.green('Less variables created successfully.'));
+	process.exit(0);
+});

package.json

@@ -1,8 +1,11 @@
 {
   "name": "images-to-less-variables",
-  "version": "0.0.5",
+  "version": "0.0.6",
   "description": "A simple utility for generating Less variables for images.",
   "main": "lib/index.js",
+  "bin": {
+    "imgtoless": "bin/lesscli"
+  },
   "scripts": {
     "test": "gulp"
   },
@@ -28,7 +31,8 @@
     "object-assign": "^2.0.0",
     "q": "^1.2.0",
     "through2": "^0.6.3",
-    "vinyl-fs": "^1.0.0"
+    "vinyl-fs": "^1.0.0",
+    "yargs": "^3.10.0"
   },
   "devDependencies": {
     "gulp": "^3.8.9",