function help( alias ) {
	var txt;
	var i;

	txt = alias2help( alias );
	if ( txt === null ) {
		// Search through namespace values to see if provided a known value reference...
		for ( i = 0; i < NAMESPACE.length; i++ ) {
			if ( alias === NAMESPACE[ i ].value ) {
				txt = alias2help( NAMESPACE[ i ].alias );
				if ( txt ) {
					break;
				}
			}
		}
		// If still unable to resolve help info, inform the user that no info is available...
		if ( txt === null ) {
			txt = NO_HELP_TEXT;
		}
	}
	console.log( txt ); // eslint-disable-line no-console
}
Prints help information.

@private
@param {*} alias - variable alias or value