tableUtil.sty

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{tableUtil}[2018 v1.0 John Berlin latex table tool box]

\RequirePackage{kvoptions}
\RequirePackage{xparse}

\DeclareStringOption[.5em]{topSpace}[.5em] % amount of top space to be applied
\DeclareStringOption[1em]{doubleTopSpace}[1em] % amount of double top space to be applied
\DeclareBoolOption[false]{disable} % disables the additional top space added via \tableTopSpace and \tableTopDoubleSpace

\ProcessKeyvalOptions*

%%%
% Macro to change the amount of \arraystretch used for a single table
% Required Arguments 1: the amount of array stretch
%%%
\NewDocumentCommand{\ra}{m}{\renewcommand{\arraystretch}{#1}}


%%%
% Macro to add vspace (.5em) above a table
% Usage:
% \begin{table}
%	\tableTopSpace
%    .... table code ....
% \end{table}
%%%
\NewDocumentCommand{\tableTopSpace}{}{%
    \iftableUtil@disable\else\vspace{\tableUtil@topSpace}\fi%
}

%%%
% Macro to add vspace (1em) above a table 
% Usage:
% \begin{table}
%	\tableTopDoubleSpace
%    .... table code ....
% \end{table}
%%%
\NewDocumentCommand{\tableTopDoubleSpace}{}{%
    \iftableUtil@disable\else\vspace{\tableUtil@doubleTopSpace}\fi%
}

%%%
% Macro to print the configuration of \tableTopSpace, \tableTopDoubleSpace, 
% and if those macros are disabled to the log file
%%%
\NewDocumentCommand{\showtableUtilConfig}{}{%
  \wlog{tableUtil: The table top space = \tableUtil@topSpace,  double top space = \tableUtil@doubleTopSpace, top space is \iftableUtil@disable\else not \fi disabled}
}