Initial/final commit!

Author: developit

index.js

@@ -0,0 +1,8 @@
+if (typeof module!=='undefined') module.exports = dlv;
+
+function dlv(obj, key) {
+	if (key.split) key = key.split('.');
+	for (var i=0; i<key.length && obj; i++) obj = obj[key[i]];
+	return obj;
+}
+

package.json

@@ -0,0 +1,13 @@
+{
+  "name": "dlv",
+  "version": "1.0.0",
+  "description": "Safely get a dot-notated property within an object.",
+  "main": "index.js",
+  "scripts": {
+    "test": "node test"
+  },
+  "keywords": ["delve","dot notation","dot"],
+  "files": ["index.js"],
+  "author": "Jason Miller <jason@developit.ca>",
+  "license": "MIT"
+}

test.js

@@ -0,0 +1,33 @@
+var assert = require('assert');
+var dlv = require('.');
+
+var obj = {
+	one: 1,
+	a: {
+		two: 2,
+		b: {
+			three: 3,
+			c: {
+				four: 4
+			}
+		}
+	}
+};
+
+function check(path, value) {
+	assert.equal(dlv(obj, path), value);
+	console.log(' ✓ dlv(obj, "'+path+'")');
+}
+
+check('', undefined);
+check('one', obj.one);
+check('one.two', undefined);
+check('a', obj.a);
+check('a.two', obj.a.two);
+check('a.b', obj.a.b);
+check('a.b.three', obj.a.b.three);
+check('a.b.c', obj.a.b.c);
+check('a.b.c.four', obj.a.b.c.four);
+
+console.log('✅ Success!');
+process.exit(0);