clang-tidy - google-build-using-namespace — Extra Clang Tools 3.8 documentation

# Extra Clang Tools 3.8 documentation

## clang-tidy - google-build-using-namespace

# google-build-using-namespace

Finds using namespace directives.

http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml?showone=Namespaces#Namespaces

The check implements the following rule of the Google C++ Style Guide:

> You may not use a using-directive to make all names from a namespace available.

>     // Forbidden -- This pollutes the namespace.
>     using namespace foo;

Corresponding cpplint.py check name: `build/namespaces`.