For better readability, do not put more than one statement on a single line.
if(someCondition) doSomething();
if(someCondition) {
doSomething();
}
Anonymous functions containing a single statement are ignored.
onEvent(function() { doSomething(); }); // Compliant
onEvent(function(p) { doSomething(); return p %2 ;}); // Noncompliant