Merge ea1d9de into 98c0096

index.js

@@ -66,6 +66,35 @@ function set(obj, path, value, doNotReplace) {
   return undefined;
 }
 
+function del(obj, path) {
+  if (isEmpty(path)) {
+    return obj;
+  }
+  if (isEmpty(obj)) {
+    return undefined;
+  }
+  if(isString(path)) {
+    return del(obj, path.split('.'));
+  }
+  var currentPath = getKey(path[0]);
+  var oldVal = obj[currentPath];
+
+  if(path.length === 1) {
+    if (oldVal !== void 0) {
+      if (isArray(obj[currentPath])) {
+        obj.splice(currentPath, 1);
+      } else {
+        delete obj[currentPath];
+      }
+    }
+  } else if (path.length > 1) {
+    if (obj[currentPath] !== void 0) {
+      return del(obj[currentPath], path.slice(1));
+    }
+  }
+
+  return obj;
+}
 
 var objectPath = module.exports = {};
 
@@ -105,3 +134,7 @@ objectPath.get = function(obj, path) {
   }
   return objectPath.get(obj[currentPath], path.slice(1));
 };
+
+objectPath.del = function(obj, path) {
+  return del(obj, path);
+};

test.js

@@ -123,3 +123,26 @@ describe('ensureExists', function() {
     expect(objectPath.ensureExists(obj, [], "test")).to.have.property('a', 'b');
   });
 });
+
+describe('del', function(){
+  it('should delete deep paths', function(){
+    var obj = getTestObj();
+
+
+    objectPath.set(obj, 'b.g.1.1', "test");
+    objectPath.set(obj, 'b.g.1.2', "test");
+    expect(obj).to.have.deep.property("b.g.1.1","test");
+    expect(obj).to.have.deep.property("b.g.1.2","test");
+
+    expect(objectPath.del(obj)).to.be.equal(obj);
+
+    objectPath.del(obj, 'b.g.1.1');
+    expect(obj).to.not.have.deep.property("b.g.1.1");
+    expect(obj).to.have.deep.property("b.g.1.2","test");
+    objectPath.del(obj, ['b','g','1','2']);
+    expect(obj).to.not.have.deep.property("b.g.1.2");
+    expect(obj).to.have.deep.property("b.g.1");
+    expect(objectPath.del(obj, ['b'])).to.not.have.deep.property("b.g");
+    expect(obj).to.be.deep.equal({'a':'b'});
+  });
+});