listings-json.sty

\NeedsTeXFormat{LaTeX2e}[1994/06/01]
\ProvidesPackage{listings-rust}[2018/01/23 Custom Package]

\RequirePackage{color}
\RequirePackage{listings}

\lstdefinelanguage{JSON}{
  basicstyle=\ttfamily,
  comment=[l]{//},         % Though JSON doesn't allow comments, this is just for completeness
  commentstyle=\color[gray]{0.4},
  showstringspaces=false,
  string=[s]{"}{"},
  morestring=[b]',
  % Highlight true, false, null as special keywords:
  literate=
    *{true}{{{\color{blue}true}}}4
     {false}{{{\color{blue}false}}}5
     {null}{{{\color{blue}null}}}4,
}

\lstdefinestyle{colouredJson}{%
  language=Json,
  basicstyle=\ttfamily,
  commentstyle=\color[gray]{0.4},
  stringstyle=\color[rgb]{0,0,0.5},
  columns=flexible,
  keepspaces=true,
  showspaces=false,
  showtabs=false,
  showstringspaces=false,
}

\lstdefinestyle{boxedJson}{%
  style=colouredJson,
  numbers=left,
  firstnumber=auto,
  numberblanklines=true,
  frame=single,
  numberstyle=\tiny,
  numbersep=7pt,
  framesep=5pt,
  framerule=1pt,
  xleftmargin=15pt,
  backgroundcolor=\color[gray]{0.97},
  rulecolor=\color[gray]{0.90},
}