feat: Implemented pipes

Enabled stdin/stdout redirection to use react2dts as unix filter

Author: KnisterPeter

Diff for: index.ts

@@ -1,9 +1,15 @@
+#!/usr/bin/env node
 import * as path from 'path';
 import * as fs from 'fs';
 import * as babylon from 'babylon';
+const minimist = require('minimist');
 
-export function generate(name: string, path: string): string {
-	const ast = babylon.parse(fs.readFileSync(path).toString(), {
+export function generateFromFile(name: string, path: string): string {
+	return generate(name, fs.readFileSync(path).toString());
+}
+
+export function generate(name: string, code: string): string {
+	const ast = babylon.parse(code, {
 		sourceType: 'module',
 		plugins: [
 			'jsx',
@@ -203,3 +209,20 @@ class Writer {
 	}
 
 }
+
+const options = minimist(process.argv.slice(2), {
+	string: 'name'
+});
+
+const stdinCode: string[] = [];
+process.stdin.resume();
+process.stdin.on('data', (data: Buffer) => {
+	stdinCode.push(data.toString());
+});
+process.stdin.on('end', () => {
+	if (!options.name) {
+		console.error('Failed to specify --name parameter');
+		process.exit(1);
+	}
+	process.stdout.write(generate(options.name, stdinCode.join('')));
+});

Diff for: package.json

@@ -3,6 +3,9 @@
 	"version": "0.2.1",
 	"description": "Create typescript definitions files (d.ts) from react components",
 	"main": "index.js",
+	"bin": {
+		"react2dts": "index.js"
+	},
 	"scripts": {
 		"build": "tsc",
 		"test": "npm run build && node -r babel-register ./node_modules/.bin/tape 'tests/**/*-test.js' |tap-spec",
@@ -30,7 +33,8 @@
 		"typescript": "1.7.3"
 	},
 	"dependencies": {
-		"babylon": "6.3.15"
+		"babylon": "6.3.15",
+		"minimist": "1.2.0"
 	},
 	"config": {
 		"commitizen": {

Diff for: tests/component-test.js

@@ -6,7 +6,7 @@ import * as react2dts from '../index';
 
 test('create definition from simple component', function(t) {
 	t.equals(
-		react2dts.generate('simple-component', path.join(__dirname, 'simple-component.jsx')), 
+		react2dts.generateFromFile('simple-component', path.join(__dirname, 'simple-component.jsx')), 
 		fs.readFileSync(path.join(__dirname, 'simple-component.d.ts')).toString());
 	t.end();
 });

Diff for: typings/minimist.d.ts

@@ -0,0 +1,6 @@
+declare namespace Minimist {	
+	export function minimist(args: string[], options: any): any;
+}
+declare module 'minimist' {
+	export = Minimist.minimist;
+}

Diff for: typings/tsd.d.ts

@@ -1,3 +1,4 @@
 /// <reference path="node/node.d.ts" />
 /// <reference path="babylon.d.ts" />
 /// <reference path="react/react.d.ts" />
+/// <reference path="minimist.d.ts" />