{{alias}}( str )
    Tests whether a string matches a Node.js built-in module name.

    Parameters
    ----------
    str: string
        Input string.

    Returns
    -------
    bool: boolean
        Boolean indicating whether a string matches a Node.js built-in module
        name.

    Examples
    --------
    > var bool = {{alias}}( 'cluster' )
    true
    > bool = {{alias}}( 'crypto' )
    true
    > bool = {{alias}}( 'fs-extra' )
    false
    > bool = {{alias}}( '' )
    false

    See Also
    --------