== Why is this an issue? include::../description.adoc[] === Noncompliant code example With default provided regular expression ``++^[A-Z][a-zA-Z0-9]*$++``: [source,cpp] ---- enum someEnumeration { // Noncompliant }; ---- === Compliant solution [source,cpp] ---- enum SomeEnumeration { }; ---- ifdef::env-github,rspecator-view[] ''' == Implementation Specification (visible only on this page) include::../message.adoc[] === Parameters .format **** ---- ^[A-Z][a-zA-Z0-9]*$ ---- Regular expression used to check the enumeration names against **** endif::env-github,rspecator-view[]