close #6 add a cli

README.md

@@ -6,7 +6,7 @@
 
 > npm install j2ts
 
-_`j2ts` use [java-class-parser](https://github.com/villadora/java-class-parser) ==> you need to have `javap` in your path._
+_`j2ts` use `javap` to extract meta-data of your java classes. So, you need to have it in on your system (installed with jdk)._
 
 ## Js Api
 
@@ -22,14 +22,23 @@ j2ts(path, options)
 
 return a promise with an array of {name: className, str: resultTs}.
 
-## Development
+## CLI
 
-> npm run test
+After install, add a script in your `package.json` :
+
+```json
+{
+    "scripts": {
+        "j2ts": "j2ts -f \"[glob]\" -d \"path\""
+    }
+}
+```
 
-## Roadmap
+To see all options run `j2ts --help`
 
-* add a cli
-* use package to write file in directories (not flattened)
+## Development
+
+> npm run test
 
 ## Contribution
 

cli

@@ -0,0 +1,21 @@
+#!/usr/bin/env node
+
+var argv = require('yargs')
+    .usage('Usage: $0 -f [glob] -g [bool] -d [path]')
+    .demandOption(['filepath'])
+    .describe('filepath', 'A glob pattern to load java .class')
+    .alias('f', 'filepath')
+    .boolean('generateHasClass')
+    .default('generateHasClass', false)
+    .describe('generateHasClass', 'If true generated code is ts class based, else is interface')
+    .alias('g', 'generateHasClass')
+    .default('dest', null)
+    .describe('dest', 'Where to put generated file, if not set, generated code will be printed in console.')
+    .alias('d', 'dest')
+    .argv;
+
+require('./index')(argv.filepath, {generateHasClass: argv.generateHasClass, dest: argv.dest}).then(res => {
+    if(argv.dest === null) {
+        res.forEach(clazz => console.log(clazz.str));
+    }
+});