\usepackage{listings}
\usepackage{etoolbox}
%\setmonofont[Scale=.95]{Consolas}
%\newfontfamily{\consolas}{Consolas}

\makeatletter
\let\old@lstKV@SwitchCases\lstKV@SwitchCases
\def\lstKV@SwitchCases#1#2#3{}
\makeatother
\usepackage{lstlinebgrd}
\makeatletter
\let\lstKV@SwitchCases\old@lstKV@SwitchCases

\lst@Key{numbers}{none}{%
    \def\lst@PlaceNumber{\lst@linebgrd}%
    \lstKV@SwitchCases{#1}%
    {none:\\%
     left:\def\lst@PlaceNumber{\llap{\normalfont
                \lst@numberstyle{\thelstnumber}\kern\lst@numbersep}\lst@linebgrd}\\%
     right:\def\lst@PlaceNumber{\rlap{\normalfont
                \kern\linewidth \kern\lst@numbersep
                \lst@numberstyle{\thelstnumber}}\lst@linebgrd}%
    }{\PackageError{Listings}{Numbers #1 unknown}\@ehc}}
\makeatother




\definecolor{codered}{rgb}{0.6,0,0}            % for strings
\definecolor{codegreen}{rgb}{0.25,0.5,0.35}    % comments
\definecolor{codepurple}{rgb}{0.5,0,0.35}      % keywords
\definecolor{codedocblue}{rgb}{0.25,0.35,0.75} % doc
\definecolor{codeblue}{rgb}{0.25,0.35,0.75}    % types

\BeforeBeginEnvironment{lstlisting}{\par\noindent\begin{minipage}{\linewidth}}
\AfterEndEnvironment{lstlisting}{\end{minipage}\par}

\lstdefinelanguage{Scala}{
  morekeywords={abstract,case,catch,class,def,%
    do,else,extends,false,final,finally,%
    for,if,implicit,import,match,mixin,%
    new,null,object,override,package,%
    private,protected,requires,return,sealed,%
    super,this,throw,trait,true,try,%
    type,val,var,while,with,yield,write,read,lazy},%
  literate={==>}{{\mbox{\color{codepurple}{\textbf{\texttt{==>}}}}}}2,%
  otherkeywords={=>,<-,<\%,<:,>:,\#},%
  sensitive=true,%
  %directives={Int,Char,Rexp,String,Boolean,BigInt,Unit,List,Set},%
  %moredelim=*[directive]:,%
  morecomment=[l]{//},%
  morecomment=[n]{/*}{*/},
  morestring=[s]{"""}{"""},
  morestring=[b]",
  morestring=[b]',
}[keywords,comments,strings]

\lstdefinelanguage{While}{
  morekeywords={if,then,else,while,do,true,false,write,upto,read,for,skip,new},
  morecomment=[l]{//},
  morecomment=[n]{/*}{*/},
  morestring=[b]",
  otherkeywords={=,!=,:=,<,>,\%;*,/},
}[keywords,comments,strings]


\lstdefinelanguage{JVMIS2}[]{JVMIS}
{
  morekeywords={if_icmpgt,if_icmpge,iconst_m1,if_icmple}
}[keywords]

\lstdefinelanguage{LLVMIR}{
  otherkeywords={let,in,add,mul},
}[strings]

\newcommand{\code}[1]{{\lstinline{#1}}}
\newcommand{\instr}[1]{\mbox{\lstinline[language=JVMIS2]{#1}}}
\newcommand{\pcode}[1]{\mbox{\lstset{language={},keywordstyle=\color{black}}\lstinline!#1!}}
\newcommand{\scode}[1]{\mbox{\lstset{language={},basicstyle=\ttfamily\color{codegreen}}\lstinline!#1!}}
\makeatother

%%\lstset{escapeinside={(*@}{@*)}}
\lstset{escapeinside={/*@}{@*/}}

%% stripy code
\usepackage{lstlinebgrd}
\definecolor{capri}{rgb}{0.0, 0.75, 1.0}


\lstdefinestyle{mystyle}
       {basicstyle=\ttfamily,
	keywordstyle=\color{codepurple}\bfseries,
	stringstyle=\color{codegreen},
	commentstyle=\color{codegreen},
	morecomment=[s][\color{codedocblue}]{/**}{*/},
	numbers=none,
	numberstyle=\tiny\color{black},
	stepnumber=1,
	numbersep=10pt,
	tabsize=2,
	showspaces=false,
	showstringspaces=false,
        xleftmargin=8mm,
        emphstyle=\color{codeblue}\bfseries,
        keepspaces,
        linebackgroundcolor={\ifodd\value{lstnumber}\color{capri!3}\fi}
}

\lstset{language=Scala,
        style=mystyle}