Initial commit: Developer Tools MVP with visual editor

- Complete React app with 7 developer tools
- JSON Tool with visual structured editor
- Serialize Tool with visual structured editor
- URL, Base64, CSV/JSON, Beautifier, Diff tools
- Responsive navigation with dropdown menu
- Dark/light mode toggle
- Mobile-responsive design with sticky header
- All tools working with copy/paste functionality

node_modules/minimist/test/num.js

@@ -0,0 +1,38 @@
+'use strict';
+
+var parse = require('../');
+var test = require('tape');
+
+test('nums', function (t) {
+	var argv = parse([
+		'-x', '1234',
+		'-y', '5.67',
+		'-z', '1e7',
+		'-w', '10f',
+		'--hex', '0xdeadbeef',
+		'789',
+	]);
+	t.deepEqual(argv, {
+		x: 1234,
+		y: 5.67,
+		z: 1e7,
+		w: '10f',
+		hex: 0xdeadbeef,
+		_: [789],
+	});
+	t.deepEqual(typeof argv.x, 'number');
+	t.deepEqual(typeof argv.y, 'number');
+	t.deepEqual(typeof argv.z, 'number');
+	t.deepEqual(typeof argv.w, 'string');
+	t.deepEqual(typeof argv.hex, 'number');
+	t.deepEqual(typeof argv._[0], 'number');
+	t.end();
+});
+
+test('already a number', function (t) {
+	var argv = parse(['-x', 1234, 789]);
+	t.deepEqual(argv, { x: 1234, _: [789] });
+	t.deepEqual(typeof argv.x, 'number');
+	t.deepEqual(typeof argv._[0], 'number');
+	t.end();
+});