You should use the angular.isObject method instead of the default JavaScript implementation (typeof {} === "[object Object]").
Rule based on Angular 1.x
The following patterns are considered problems;
/*eslint angular/typecheck-object: 2*/
// invalid
typeof someObject === 'object' // error: You should use the angular.isObject method
The following patterns are not considered problems;
/*eslint angular/typecheck-object: 2*/
// valid
angular.isObject(someObject);
This rule was introduced in eslint-plugin-angular 0.1.0