Release v0.1.0 (#3)

* Added -v argument.

* Updated package.json.

* Updated readme.

Author: Martynas Žilinskas

package.json

@@ -19,6 +19,6 @@
         "optimist": "^0.6.1"
     },
     "bin": {
-        "cleanup-package-json": "./dist/cli.js"
+        "cpj": "./dist/cli.js"
     }
-}
+}

readme.md

@@ -3,15 +3,15 @@ cleanup-package-json
 
 ## Get started
 ```sh
-$ npm install cleanup-package-json -g
+$ npm install cpj -g
 ```
 
 ## Features
 - Removes unnecessary parts of `package.json`.
 
 ## Usage
 ```sh
-$ cleanup-package-json -h
+$ cpj -h
 ```
 
 ### Examples
@@ -20,12 +20,12 @@ _Default config:_
 Default config name is `cpj.config.json`.
 
 ```sh
-$ cleanup-package-json
+$ cpj
 ```
 
 _With custom file config:_
 ```sh
-$ cleanup-package-json -c custom-config.json
+$ cpj -c custom-config.json
 ```
 
 ## Config example

src/cli.ts

@@ -16,16 +16,27 @@ let opt = optimist
         alias: 'config',
         describe: 'Path to config.'
     })
+    .options('v', {
+        alias: 'version',
+        describe: 'Prints version.'
+    })
     .usage('Usage: cleanup-package-json [options]')
     .boolean(['h', 'v'])
     .string(['c']);
 
 class Cli {
+    private package: Contracts.PackageJSONSkeleton = {};
+
     constructor(opt: optimist.Parser) {
+        let packageJSONPath = path.join(__dirname, '../package.json');
+        this.package = JSON.parse(fs.readFileSync(packageJSONPath, 'utf8'));
         let argv = opt.argv as Contracts.Arguments;
 
         if (argv.help) {
+            this.printVersion();
             console.info(opt.help());
+        } else if (argv.version) {
+            this.printVersion();
         } else {
             let configFileName = argv.config || DEFAULT_CONFIG_NAME;
             this.main(configFileName);
@@ -45,7 +56,7 @@ class Cli {
                 let cleanup = new Cleanup(config);
                 cleanup.Clean();
                 console.info('[Success] Done cleaning up');
-            } catch(e) {
+            } catch (e) {
                 this.throwError(`[Failed] ${e}`);
             }
         } else {
@@ -89,6 +100,10 @@ class Cli {
             });
         });
     }
+
+    private printVersion() {
+        console.info(`Version ${this.package['version']} \n`);
+    }
 }
 
 new Cli(opt);

src/contracts.ts

@@ -2,6 +2,7 @@ export interface Arguments {
     [arg: string]: string | boolean;
     config: string;
     help: boolean;
+    version: boolean;
 }
 
 export interface ConfigItems {